WORKSHEET (1) for HISTOLOGY of EPITHELIUM

Prepared By AP Dr. Khin Thant Zin

Name of student _________________________

Marks _______________________ Date ________________________

1. Draw and label a histological diagram of simple squamous epithelium

Answer the following questions:

a. Name three sites where this type of epithelium is found?

(a) _____________________

(b) _____________________

(c) _____________________

b. What is (are) the function of simple squamous epithelium?

(1) ______________________

(2) _____________________

(3) _____________________

c. List the features of epithelium.

(a) _____________________

(b) _____________________

(c)____________________

(d) _____________________

(e) _____________________

2. Draw and label a histological diagram of simple cuboidal epithelium.

Answer the following questions:

a. Name three sites where this type of epithelium is found?

(a) _____________________

(b) _____________________

(c) _____________________

b. Give TWO functions of simple cuboidal epithelium?

(4) ______________________

(5) _____________________

3. Draw and label a histological diagram of simple columnar epithelium.

Answer the following questions:

a. Name ONE site where this type of epithelium is found?

___________________________________

b. What do you understand by surface specialization ?

_______________________________________________________

c. Name a site where surface specialization is found in the epithelium.

4. Draw and label a histological diagram of pseudo-stratified columnar epithelium.

Answer the following questions:

a. Name ONE site where this type of epithelium is found?

___________________________________

b. What is a goblet cell? What is its function?

_____________________________________________________________________

c. How many types of cells are found in this type of epithelium. List them.

_____________________________________________________________________

_____________________________________________________________________.

5. Draw and label a histological diagram of stratified squamous non-keratized epithelium.

Answer the following questions:

a. Name TWO sites where this type of epithelium is found?

(a) ___________________________________

(b) ___________________________________

b. What is the function of this type of epithelium?

____________________________________________________________

c. Where is the keratinized type of this epithelium found?

________________________________________

6. Draw and label a histological diagram of transitional epithelium.

Answer the following questions:

a. Why is this epithelium called “Urinary epithelium” ?

_____________________________________________________________________

b. Name the types of cells found in this epithelium.

_____________________________________________________________________

c. List the functions of this epithelium.

____________________________________________________________________.

____________________________________________________________________

d. Where will you find this type of epithelium?

______________________________________________________________________.

6. Draw and label the serous and mucous glands found in the given slide. Slide - Salivary gland

Answer the following questions.1. List 4 features of serous glands.

(a) _______________________________________________________

(b) _______________________________________________________

(c) _______________________________________________________

(d) _______________________________________________________

2. List 4 features of mucous glands.

(a) _______________________________________________________

(b) _______________________________________________________

(c) _______________________________________________________

(d) _______________________________________________________

3. Explain the mode of secretion with an example for each one.

(a) Merocrine secretion ____________________________________________________

Example ________________

(b) Apocrine secretion ____________________________________________________

Example ________________

(c) Holocrine secretion ____________________________________________________

Example ________________

4. What do you understand by “simple gland” and “compound gland” ?

(a) Simple gland _______________________________________________________

(b) Compound gland ___________________________________________________

5. What do you understand by “unicellular gland” and “multicellular gland” ?

(a) Unicellular gland

_______________________________________________________

(b) Multicellular gland ___________________________________________________

7. Draw and label an endocrine gland in the given slide. Slide - Thyroid gland

Answer the following questions.1. What is the main criteria of an endocrine gland?

The main criteria is endocrine glands ______________________________________

______________________________________________________________________.

2. Name the pure endocrine glands.

Pure endocrine glands are

__________________________________________________.

3. Which gland contain both exocrine and endocrine components ?

The gland is __________________.

4. Which gland perform both exocrine and endocrine by the same cells?

The gland is __________________.

5. Do the endocrine glands have a different origin from the exocrine glands ?

________________________________________.