Respiratory & Digestive Systems Review PsTL 1082.
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Transcript of Respiratory & Digestive Systems Review PsTL 1082.
![Page 1: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/1.jpg)
Respiratory & Digestive Systems
Review PsTL 1082
Respiratory & Digestive Systems
Review PsTL 1082
![Page 2: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/2.jpg)
What type of tissue is this?
![Page 3: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/3.jpg)
Lip
Stratified squamous epithelium
![Page 4: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/4.jpg)
What type of tissue is this?
![Page 5: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/5.jpg)
Taste bud
![Page 6: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/6.jpg)
What organ is this tissue from? What are 1, 2, 3, 4?
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Esophagus
Note layers:1 - Mucosa (epithelium)2 - Submucosa3 - Muscularis4 - Serosa
L = lumen
![Page 8: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/8.jpg)
What organ is this?What does this organ secrete?
![Page 9: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/9.jpg)
Stomach
Secretions include: hydrochloric acid andPepsin (protein digestion)
![Page 10: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/10.jpg)
What organ is this?What are layers 1, 2, and 3?
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Small Intestine
1= lumen2 = villi3 = lymph tissue
![Page 12: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/12.jpg)
Which organ is this?What are those white dots?
![Page 13: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/13.jpg)
Large Intestine - Colon
Many goblet cells
![Page 14: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/14.jpg)
Name the organ and something it secretes.
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Liver gland = epithelial tissue
Liver - secretes bile (fat digestion)--Largest gland in your body.
![Page 16: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/16.jpg)
Name the organ and two things it secretes.
![Page 17: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/17.jpg)
Pancreasgland = epithelial tissue
Pancreas Both endocrine and exocrine gland.--Exocrine = digestive gland = Pancreatic enzymes--Endocrine = hormone Example = insulin
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Identify these tissues
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Identify these tissues
1=large intestine
2=lip
3=small intestine
4= liver
5=stomach
6=taste bud
7=pancreas
8=small intestine
![Page 20: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/20.jpg)
• What is the blue thing?
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• Laryngo-pharynx
![Page 22: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/22.jpg)
What is the blue thing?
![Page 23: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/23.jpg)
• Q: Identify the structure shaded in blue
• A: Oropharynx
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What is the blue thing?
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• Q: Identify the structure shaded in light blue
• A: Labia
![Page 26: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/26.jpg)
What is the blue/green thing?
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• Q: Identify the structure shaded in light blue
• A: Oral Cavity
![Page 28: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/28.jpg)
What is the blue thing?
![Page 29: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/29.jpg)
• Q: Identify the structure shaded in light blue
• A: Esophagus
![Page 30: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/30.jpg)
What is the blue thing?
![Page 31: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/31.jpg)
• Q: Identify the structure shaded in light blue
• A: Stomach
![Page 32: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/32.jpg)
What is the light blue structure?
![Page 33: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/33.jpg)
• Q: Identify the structure shaded in light blue
• A: Small intestines
![Page 34: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/34.jpg)
What is the green structure?
![Page 35: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/35.jpg)
• Q: Identify the structure highlighted in green
• A: Mesentery
![Page 36: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/36.jpg)
What is the blue structure?
![Page 37: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/37.jpg)
• Q; This is an abdominal X-ray. Identify the structure shaded in light blue
• A: Large intestine
![Page 38: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/38.jpg)
What is the blue structure?
![Page 39: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/39.jpg)
• Q: Identify the structure shaded in light blue
• A: Ascending colon
![Page 40: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/40.jpg)
What is the blue structure?
![Page 41: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/41.jpg)
• Q: This is an abdominal X-ray. Identify the structure shaded in light blue. (Hint, the first haustration)
• A: Cecum
![Page 42: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/42.jpg)
What is the blue structure?
![Page 43: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/43.jpg)
• Q: Identify the structure shaded in light blue
• A:
Transverse colon
![Page 44: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/44.jpg)
What is the blue structure?
![Page 45: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/45.jpg)
• Q: Identify the small, worm-like structure shaded in light blue
• A: Vermiform appendix
![Page 46: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/46.jpg)
What is the blue structure?
![Page 47: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/47.jpg)
• Q: Identify the structure shaded in light blue
• A:
Descending colon
![Page 48: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/48.jpg)
What is the blue structure?
![Page 49: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/49.jpg)
• Q: Identify the structure shaded in light blue
• A:
Sigmoid colon
![Page 50: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/50.jpg)
What is the blue structure?
![Page 51: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/51.jpg)
• Q: Identify the structure shaded in light blue
• A: Rectum
![Page 52: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/52.jpg)
What is the blue structure?
![Page 53: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/53.jpg)
• Q: Given that the structure shaded in light blue is the rectum, what is located below it?
•A: Anus
![Page 54: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/54.jpg)
What is the purple
structure?
![Page 55: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/55.jpg)
• Q: Identify the structure shaded in purple
• A: orbicularis oris
![Page 56: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/56.jpg)
What is the blue structure?
![Page 57: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/57.jpg)
• Q: Identify the area shaded in light blue
• A: fundic region of the stomach
![Page 58: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/58.jpg)
What is the blue structure?
![Page 59: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/59.jpg)
• Q: Identify the area shaded in light blue
• A: Body of stomach
![Page 60: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/60.jpg)
What is the blue structure?
![Page 61: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/61.jpg)
• Q: Identify the area shaded in light blue
• A: Pyloric region of the stomach
![Page 62: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/62.jpg)
What is the blue structure?
![Page 63: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/63.jpg)
• Q: Identify the structure shaded in light blue
• A: Duodenum
![Page 64: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/64.jpg)
What is the blue structure?
![Page 65: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/65.jpg)
• Q: Identify the structure shaded in light blue
•A: Liver
![Page 66: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/66.jpg)
What is the blue structure?
![Page 67: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/67.jpg)
• Q: Identify the structure shaded in light blue
• A: Gallbladder
![Page 68: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/68.jpg)
What is the blue structure?
![Page 69: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/69.jpg)
• Q: Identify the structure shaded in light blue
• A: Pancreas
![Page 70: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/70.jpg)
What is the blue structure?
![Page 71: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/71.jpg)
• Q: Identify the structure shaded in light blue
• A: Tongue
![Page 72: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/72.jpg)
What is the blue structure?
![Page 73: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/73.jpg)
• Q: Identify the structure(s) shaded in light blue
• A: Teeth
![Page 74: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/74.jpg)
What is the purple structure?
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• Q: Identify the structure shaded in purple
• A: Masseter
![Page 76: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/76.jpg)
What is the purple structure?
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• Q: Identify the structure shaded in purple
• A: Platysma
![Page 78: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/78.jpg)
What is the purple structure?
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• Q: Identify the structure shaded in purple
• A: buccinator
![Page 80: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/80.jpg)
What is the blue structure?
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• Q: This is a slide of the intestinal wall. Identify the structure(s) shaded in light blue
•A: Villi
![Page 82: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/82.jpg)
Where is this tissue located?
What are the black arrows pointed at?
![Page 83: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/83.jpg)
The colon and goblet cells
![Page 84: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/84.jpg)
• 1 - cecum• 2 - ascending colon• 3 - transverse colon• 4 - descending colon• 5 - Sigmoid colon• 6 - rectum
• This is an x-ray of the large intestine.
• Note: Intestines are never as organized as the images you see in textbooks.
![Page 85: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/85.jpg)
• 1 - cecum• 2 - ascending colon• 3 - transverse colon• 4 - descending colon• 5 - Sigmoid colon• 6 - rectum
• This is an x-ray of the large intestine.
• Note: Intestines are never as organized as the images you see in textbooks.
![Page 86: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/86.jpg)
Where is this tissue located?
![Page 87: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/87.jpg)
Small intestine (notice the villi!)
![Page 88: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/88.jpg)
What are 1, 2, and 3 in this image?
![Page 89: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/89.jpg)
• Q: What is this?• A: It’s an x-ray of the
stomach and small intestine.
• 1 = stomach
• 2 = duodenum
• 3 = jejunum
![Page 90: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/90.jpg)
What is this tissue?
What are 1, 2, and 3?
![Page 91: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/91.jpg)
the duodenum.
• 1 - mucosa - including villi
• 2 - submucosa -- includes connective tissues and glands
• 3 - muscularis layer that includes smooth muscle and nerves.
![Page 92: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/92.jpg)
What is the blue structure?
![Page 93: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/93.jpg)
• Q: Identify the structure shaded in light blue
• A: Bile duct
![Page 94: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/94.jpg)
What is the orange structure?What is its connection to the digestive
system?
![Page 95: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/95.jpg)
• A: medulla oblongata
• A: Control gastric secretions, and several other digestive functions.
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What is this tissue?What are 1, 2, and 3?
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1 - Bronchiole (note cartilage) - transports air
2 - Pulmonary vein (note shape - not round)- transports blood
3 - Pulmonary artery (note shape - round)- transports blood
Bronchiole and Lung
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What type of tissue is this?
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Lung Tissue
Lungs contain many open space - alveolus
The lung is mostly epithelial tissue
Open space is for air
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What is this?
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Bronchus
1 - Hyaline cartilage
2 - lumen - the air passage
3 - Epithelial tissue lining the air passage
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• What is the orange structure?
• What role does it play in the respiratory system?
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• A: medulla oblongata
• A: Control of respiration / ventilation.
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• What is the function of the yellow structure?
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• A: phrenic nerve.• Q: What is the function of the phrenic nerve?• A: Innervation of the diaphragm.
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• Q: Identify the structure in blue, located at A.
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A: carina
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What is the blue structure?
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A: the diaphragm
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What are the purple structures?
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• A: intercostal muscles (muscles of “breathing” or ventilation)
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• What is the purple structure?
![Page 113: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/113.jpg)
• Q: Identify the structure shaded in blue.
• A: trachea
![Page 114: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/114.jpg)
What is the purple structure?What is “A”?
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• trachea• bronchi
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• Q: Identify the structures located at A.
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A: lungs
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What is the blue structure?
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A: cardiac arch
![Page 120: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/120.jpg)
What is the blue structure?
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• Q: Identify the structure shaded in blue.
• A: nasal septum
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What is the blue structure?
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• Q: Identify the area shaded in blue.
•A: nasopharynx
![Page 124: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/124.jpg)
What is the blue structure?
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The epiglottis
![Page 126: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/126.jpg)
What is the blue structure?
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• Q: Identify the structure shaded in blue.
•A. larynx
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• What are 1, 2, 3, and 4?
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• Q: What is it?
• A: Alveolar duct
• 1 - bronchiole -- lined by epithelium
• 2 - small pulmonary artery
• 3 Alveolar duct (no closed ends)
• 4 Alveolus (Air sacs) - site of gas exchange
![Page 130: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/130.jpg)
• What is this?
What are 1 and 2?
![Page 131: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/131.jpg)
• A: Alveolus
• 1 - macrophages (function - “clean” the lungs)
• 2 Simple squamous epithelial cells of the alveoli
![Page 132: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/132.jpg)
What is the this?
What are 1 and 2?
![Page 133: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/133.jpg)
• Q: What is it?
• A: Wall of the trachea
• 1 - epithelial cell lining the lumen
• 2 cartilage -- support
![Page 134: Respiratory & Digestive Systems Review PsTL 1082.](https://reader035.fdocuments.in/reader035/viewer/2022062300/56649d7b5503460f94a5f401/html5/thumbnails/134.jpg)
• Q: What is it?• A: MRI of the
upper respiratory system
1. Tongue
2. Inferior nasal conchae
3. Superior nasal conchae
4. Sphenoidal sinus
5. Nasopharynx
6. Oropharynx
7. Laryngopharynx
8. Epiglottis
9. Spinal cord
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