1. -------- is an intense form of skin inflammation. a. eczema b. psoriasis c. s

Question

1. -------- is an intense form of skin inflammation.

a. eczema

b. psoriasis

c. striae

d. cellulitis

e. cellulose

2. ---------- is an authoimmune skin disorder that is characterized by an increased proliferation and buildup of keratinocytes on the surface of the skin

a. eczema

b. psoriasis

c. striae

d. cellulitis

e. cellulose

3. Which statement about the epidermis is not correct?

a. The primary structural and functional cell type of the integument is the keratinocyte.

b. Melanocytes produce the brown pigment melanin and are concerntrated in the stratum basale.

c. The stratum granulosum contains about 3 to 5 layers of melanocytes that still retain the ability to devide.

d. Keratinocytes in stratum basale have stem cell properties.

e. Stratum spinosum contains a population of immune cells called Langerhans cells.

4. --------- secret iol into hair follicles or onto the surface of the skin.

a. apocrine sweat glands

b. ceruminous glands

c. mammary glands

d. merocrine sweat glands

e. sebaceous glands

5. ------- are located within the skin that covers most body and synthesize and secret a watery sweat into hair follicles or onto the surface of the skin.

a. apocrine sweat glands

b. ceruminous glands

c. mammary glands

d. merocrine sweat glands

e. sebaceous glands

6. The -------- is a thin tissue that tightly surrounds the surface of bone and functions to protect the bone and enable the repair of fractures.

a. endosteum

b. perimysium

c. periosteum

d. ligaments

e. cartilage

7. ---------- is a calcium and phosphate rich molecule that functions to provide flexibility to bone.

a. collagen

b. keratin

c. elastin

d. hydroxyapatite

e. proteoglycan

8. --------- functions to make bone hard.

a. collagen

b. hydroxyapatite

c. vitamin D

d. erythropoeitin

e. elastin

9. How do testosterone and estrogen contribute to the growth of bone?

a. The function to stimulate osteoclast activities

b. They function to stimulate the production of vitamin D

c. They function to open the epiphyseal plate and enable ossification

d. The function to open the epiphyseal plate in long bones and prevent ossification

e. They function to close the epiphyseal plate by stimulating a faster rate of bone growth than cartilage growth

10. ------- are the basic units of structure and function of nervous tissue.

a. sensory receptor cells

b. astrocytes

c. schwann cells

d. oligodendrocytes

e. neurons

11. All of the following ecept ----- are examples of connective tissue.

a. dermis

b. cartilage

c. adipose tissue.

d. endothelium

e. blood

Explanation / Answer

Q1). a. eczema

Q2). b. psoriasis

Q3). a. The primary structural and functional cell type of the integument is the keratinocyte.

Q4). e. sebaceous glands

Q5). d. merocrine sweat glands

Q6). c. periosteum

Q7). a. collagen

Q). a. collagen

Q9). b. They function to stimulate the production of vitamin Q10). e. neurons

Q11). d. endothelium

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