INTEGUMENTARY SYSTEM. COMPONENTS OF THE INTEGUMENTARY SYSTEM Figure 5-1.
Survivor Integumentary System - Class Webpage · integumentary system? ∗ List at least three...
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Survivor
∗ The integumentary system includes…
∗ What are 3 of the 5 basic functions of the integumentary system?
∗ The integumentary system protects against what types of tissue damage?
∗ List at least two types of damage.
∗ Fill in the following blanks.
∗ Heat loss activates the body’s _______ _______ and __________ the capillaries.
∗ What substances are excreted by the integumentary system?
∗ List at least three substances.
∗ Vitamin D synthesis requires what two factors?
∗ It is recommended that individuals receive _____ minutes of unprotected sun exposure a day to prevent against Vitamin D deficiencies.
∗ The skin is an _______, or 2 or more kinds of tissues that together perform a particular function.
∗ Another name that the skin goes by is __________ __________.
∗ List the three different types of tissue found within the skin.
∗ The epidermis is composed of what type of epithelial cells?
∗ The epidermis is avascular. This means that…
∗ The _______ _______ is the deepest layer of the epidermis and the only layer that receives nourishment from the dermis.
∗ The ________ ________ is the only portion of the epidermis that actively divides.
∗ Which layer of the epidermis is only present where skin is hairless and extra thick?
∗ Cells within the ascending layers of the epidermis get flatter and more filled with _______. As cells fill with this, they die.
∗ Fill in the following blanks.
∗ The stratum corneum is the __________ layer of the epidermis, composed of approximately ____ to ____ layers of cells.
∗ Cornified or horny cells are filled with keratin and found within what layer of the epidermis?
∗ Within the integumentary system, the main function of keratin is to…
∗ What particular type of cells is responsible for producing keratin?
∗ Melanocytes are…
∗ When a callus forms the epidermis thickens. This is due to…
∗ Constant rubbing or irritation of the skin can lead to the formation of blisters. What happens when a blister forms?
∗ A wart is an epidermal growth on the skin caused by a…
∗ Necrotizing fasciitis caused by Streptococcus Group A is better known as a…
∗ What are hives?
∗ The dermis is composed of _______ __________ connective tissue.
∗ What two types of fibers are found within the dermis?
∗ What causes the sagging and wrinkling of the skin as a person ages?
∗ What are the two major regions of the dermis?
∗ What portion of the dermis contains the projections that form the ridges for fingerprint and footprint patterns?
∗ What portion of the dermis contains blood vessels, sweat and oil glands, and deep pressure receptors?
∗ What happens when the body’s weight puts pressure on the skin over a bony projection, restricting blood flow?
∗ This is a two part question. First, … Then …
∗ What layer of skin lies beneath the dermis?
∗ The hypodermis is composed of…
∗ The subcutaneous layer of the skin performs two main functions. What are they?
∗ What do melanocytes secrete? Hint: It is a skin-darkening pigment.
∗ What is our skin color determined by?
∗ True or False: Every person has the same number of melanocytes.
∗ ______ __________ stimulates melanin production.
∗ Albinism is a condition in which…
∗ Sam suffers from a condition where there is a loss of melanin across scattered areas of his body, which leaves white patches on his skin. What condition does Sam have?
∗ In addition to melanin, skin also contains a yellow pigment called __________.
∗ Cyanosis is a condition where there is a decreased amount of oxygen in the blood. People affected by cyanosis look this color.
∗ Jaundice is a liver disorder where excess ______ ________ is deposited in the skin.
∗ True or False: Body hair is considered a vestigial organ.
∗ Dead keratinized cells are not only found in the outermost layer of our skin, or the ______ ________, but they also found in our ______.
∗ What causes ‘goose bumps’?
∗ Sudoriferous glands are more commonly referred to as…
∗ What is sebum?
∗ Acne vulgaris is an active infection of the sebaceous glands, which results in either __________ or __________.
∗ What are the two different types of sweat glands?
∗ What type of sudoriferous gland responds to stress and becomes active when a person is frightened, upset, in pain, or sexually aroused.
∗ Where are eccrine glands typically found?
∗ Unlike apocrine glands, which become active during puberty, the ________ glands function throughout your entire lifetime.
∗ What is the main source of heat in our bodies?
∗ Impetigo, a condition where water-filled lesions develop a yellow crust, is caused by a…
∗ What type of burn only damages the epidermis?
∗ Second degree burns are associated with damage of the epidermis and upper dermis. Oftentimes people suffering from second degree burns will have ______.
∗ Burns are critical if...
___% of the body has second degree burns or ___% of the body has third degree burns.
∗ Name two of the three different types of skin cancer.
∗ Explain the ABCD rule.