Download SKIN STRUCTURE AND GROWTH 1. The medical branch of

SKIN STRUCTURE AND GROWTH
1. The medical branch of science that deals with the study of skin, its functions, diseases and treatment is:
a. histology
c. elasticity
b. dermatology
d. dermis
2. The largest living organ of the body is the:
a. lungs
b. heart
c. skin
d. neck
3. Healthy skin is slightly moist, soft and flexible with a texture that is:
a. soft and large pores
c. smooth and nonacidic
b. smooth and fine-grained
d. rough and acidic
4. Continued pressure on any part of the skin can cause it to thicken and develop a:
a. callus
c. rash
b. infection
d. psoriasis
5. Appendages of the skin include hair, nails and:
a. oil and dirt glands
b. sweat and keratin glands
c. sweat and oil glands
d. oil pore glands
6. The skin structure is generally thinnest on the:
a. nose
b. hands
c. eyebrows
d. eyelids
7. The skin on the scalp has larger and deeper:
a. nerve endings
b. hair follicles
c. keratin layers
d. blood vessels
8. The outermost layer of the skin is also called the:
a. epidermis layer
b. dermal layer
c. thinnest layer
d. sensory nerves
9. The epidermis layer of the skin does not contain:
a. nerve endings
b. swear glands
c. blood vessels
d. sensory nerves
10. The stratum germinativum is the deepest layer of the epidermis and is responsible for:
a. growth of the epidermis
c. nerve endings in the epidermis
b. strength of the epidermis
d. sweat and oil glands
11. The dark special cells that protect sensitive cells and provide color to the skin are:
a. reticular
c. dermis
b. melanocytes
d. keratin
12. The granular layer of the skin is also called the:
a. stratum granulosum layer
b. stratus melanocytes layer
c. protective layer
d. adipose tissue layer
13. The outermost layer of the epidermis is the:
a. fiber protein
b. stratum corneum
c. lipids layer
d. second layer
14. A fiber protein that is the principal component of hair and nails is:
a. keratin
c. sebum
b. melanin
d. subcutis
15. The deepest layer of the epidermis is the:
a. horny layer
b. stratum germinativum
c. stratum papillae
d. clear layer
16. The clear, transparent layer under the skin surface is the:
a. subcutaneous tissue
c. stratum lucidum
b. stratum corneum
d. nerve cells
17. Cells that are almost dead and pushed to the surface to replace cells are shed from the:
a. follicles
c. fatty skin layer
b. stratum lucidum layer
d. stratum granulosum layer
18. The underlying or inner layer of the skin is the:
a. dermis layer
b. epidermis layer
c. keratin layer
d. basal layer
19. The outermost layer, directly beneath the epidermis, is the:
a. clear layer
c. papillary layer
b. dermal layer
d. elastin layer
20. The deepest layer of the dermis that supplies the skin with oxygen and nutrients and contains sweat and oil glands is
the:
a. regular layer
c. subcutis layer
b. reticular layer
d. highly sensitive layer
21. Tissue that gives smoothness and contour to the body and provides a protective cushion is:
a. subcutaneous tissue
c. epidermis
b. sweat pores
d. basal cell layer
22. The clear fluid that removes toxins and cellular waste and has immune functions is:
a. blood
c. corpuscles
b. nerves
d. lymph
23. Motor nerve fibers attached to the hair follicle that can cause goose bumps are the:
a. arrector pili muscle
c. sebum
b. body temperature
d. melanin
24. Nerves that regulate the secretion of perspiration and sebum are:
a. sweat pores
c. secretory nerve fibers
b. melanocytes
d. tactile corpuscles
25. Basic sensation such as touch, pain, heat, cold and pressure are registered by:
a. nerve fundus
c. light
b. nerve endings
d. fear
26. The amount and type of pigment produced by an individual is determined by:
a. sun
c. genes
b. blood
d. age
27. Two types of melanin produced by the body are:
a. brown and basal melanin
b. keratin and elastin
c. light and red melanin
d. pheomelanin and eumelanin
28. Skin gets its strength, form and flexibility from flexible fibers found within the:
a. dermis layer
c. true skin
b. epidermis layer
d. scarf skin
29. The fibrous protein that gives skin its form and strength is.
a. granular
c. elastin
b. melanin
d. collagen
30. A fiber that gives skin its flexibility and elasticity is:
a. elastin
b. eumelanin
c. melanin
d. fibers
31. The sudoriferous glands help the body regulate:
a. dryness
b. emotions
c. temperature
d. blood
32. A tubelike duct that ends at the skin surface to form the sweat pore is the:
a. arrector pili
c. follicle
b. secretory coil
d. papilla
33. The sebaceous or oil glands are connected to the:
a. hair follicle
b.adipose tissue
c. nerve endings
d. hormone balance and repair
34. The principal functions of the skin are protection, sensation, heat regulation, excretion and?
a. flexibility and shape
c. strength and muscle tone
b. secretion and absorption
d. hormone balance and repair
35. The best way to support the health of the skin is by eating foods from:
a. carbohydrates, vitamins and water
b. fats, oils and vitamins
c. water, dairy and proteins
d. fats, carbohydrates and protein