Anatomy and Physiology - Div. C - 2020-2021
Written by Nin
Total Points: _________ / 148
All questions are worth 1 point
Integumentary System
1. What layer of the skin are drugs usually injected into?
a. Epidermis
b. Papillary layer of the dermis
c. Reticular layer of the dermis
d. Hypodermis
2. Which of the following layers is thickest in thick skin?
a. Stratum basale
b. Stratum spinosum
c. Stratum corneum
d. Stratum granulosum
e. Basement membrane
3. This type of birthmark tends to be permanent.
a. Capillary hemangiomas
b. Mongolian blue spots
c. Port-wine stains
d. Salmon patches
4. Where are sebaceous glands found? (select all that apply)
a. Palms
b. Axillary regions
c. Legs
d. Scalp
5. Skin cancer mostly occurs in which regions?
a. Head/neck
b. Arms/legs
c. Shoulders/arms
d. Trunk
6. Which of the following structures are found in the
stratum basale? (select all that apply)
a. Keratinocytes
b. Melanocytes
c. Tactile cells
d. Free nerve endings
7. How many layers of cells is the stratum granulosum?
a. 1-3
b. 2-4
c. 3-5
d. 4-6
8. Sunscreen provides protection for which type of skin
cancer?
a. Basal cell carcinoma
b. Squamous cell carcinoma
c. Malignant melanoma
d. Merkel cell carcinoma
9. The pH of the surface of skin is?
a. 4.2
b. 4.7
c. 7
d. 7.2
10. Which of the following are found in thick skin? (select all
that apply)
a. Sweat glands
b. Hair follicles
c. Sebaceous glands
d. Apocrine glands
11. Which of the following is a probable pH of the surface of
the epidermis?
a. 3.9
b. 4.1
c. 5.2
d. 6.5
12. Mutation of which oncogene is most commonly
responsible for melanoma in men?
a. BRAF
b. HER-2/neu
c. EGFR
d. BCL3
13. Which of the following statements does not correctly
match the structure to its location?
a. Eleidin, stratum lucidum
b. Keratohyalin, stratum granulosum
c. Elastin, dermis
d. Filaggrin, stratum spinosum
14. Which of the following is true about the epidermal water
barrier? (select all that apply)
a. It is located between the stratum granulosum
and stratum spinosum
b. Its function is sealing out water from cells,
ensuring durability of the stratum corneum
c. It consists of lipids, tight junctions, and proteins
d. It acts to block nutrients from reaching cells
above it
15. This type of skin disease features bumps with “pearly”
edges and a depression in the middle.
a. Squamous cell carcinoma
b. Basal cell carcinoma
c. Malignant melanoma
d. Carbuncles