Chapter 5
Practice Quiz
1. T F The skin is considered the largest organ.
2. T F The epidermis is 7/8ths the thickness of the skin.
3. T F The medical term for stretch marks is striae.
4. T F The collagen in the reticular dermis is called reticular connective tissue.
5. T F The papillary dermis contains sebceous and sudoriferous glands.
6. T F Finger prints are known as epidermal grooves.
7. T F The stratum basale is composed of squamous cells.
8. T F Keratohyalin is a toxic substance manufactured in the stratum spinosum.
9. T F The stratum lucidum is located primarily in the palms and soles.
10. T F The black races have more melanocytes in comparison to white races.
11. All of the following
are functions of the skin except:
A. temperature regulation
B. pain reception
C. part of vitamin C biosynthesis
D. excretes urea
E. produces antibodies
12. The skin layer superficial
to the stratum lucidum is the:
A. Stratum spinosum
B. Stratum granulosum
C. Stratum basale
D. Papillary dermis
E. Reticular dermis
13. The layer of the skin
containing the exit for sweat gland ducts is the:
A. Stratum spinosum
B. Stratum granulosum
C. Stratum basale
D. Papillary dermis
E. Reticular dermis
14. The substance of yellow
hair is:
A. melanin
B. keratohyaline
C. eleidin
D. pheomelanin
E. carotene
15. The medulla of a hair
follicle is composed of:
A. melanin
B. keratohyaline
C. eleidin
D. pheomelanin
E. keratin
16. Hair that is ___________
in color has low pigmentation and hollow in the medulla.
A. blue
B. white
C. grey
D. all of the above
E. none of the above
17. Sebacious glands secrete
all of the following except:
A. fat
B. proteins
C. salts
D. urea
E. fat
18. Apocrine sweat glands
release their products by a ____________ mode of release.
A. apocrine
B. holocrine
C. merocrine
D. endocrine
E. none of the above
19. An autoimmune disease
against lacrimal secretions is called_______
A. sjogrens
B. systemic lupus
C. psoriasis
D. decubitis
E. comedo
20. A burn characterized
by a blister is a _____________ burn.
A. superficial
B. partial thickness
C. full thickness