1. When dermal blood vessels contract:
A. body heat is given off to the outside environment
B. body heat is conserved
C. more blood enters the dermis
D. body temperature tends to drop
2. Membranes lining the thoracic and abdominopelvic cavities are called:
A. mucous
B. serous
C. cutaneous
D. none of the above
3. The subcutaneous layer (hypodermis) is located:
A. above the epidermis
B. between the epidermis and dermis
C. within the dermis
D. beneath the dermis
4. The blood vessels that supply skin cells are found in the:
A. epidermis alone
B. epidermis and dermis
C. dermis alone
D. there are no blood vessels in skin
5. Eccrine sweat glands:
A. are most common in the armpits and groin
B. respond rapidly to elevated body temperature
C. respond primarily to emotional stress
D. usually are associated with hair follicles
6. The main function of melanocytes is to:
A. remove dead cells by phagocytosis
B. help control body temperature
C. protect deeper cells from sunlight
D. produce vitamins
7. The type of membrane that covers the body is called:
A. synovial membrane
B. mucous membrane
C. cutaneous membrane
D. serous membrane
8. As epidermal cells are pushed toward the surface, strands of protein called ________ develop in their cytoplasm that allow them to become hardened and water proof.
A. melanin
B. sebum
C. keratin
D. fibrin
9. Which of the following is not found in the dermis?
A. epithelial tissue
B. connective tissue
C. muscle tissue
D. all are found in the dermis
10. What type of epithelium is predominant in the epidermis?
A. simple squamous
B. stratified cuboidal
C. stratified squamous
D. transitional
11. The layer of the epidermis that is the most superficial is the
A. stratum basale
B. stratum corneum
C. papillary layer
D. stratum lucidum
Answers:
1. b 2. b 3. d 4. c 5. b 6. c 7. c 8. c 9. d 10. c 11. b