Week 2

Question 1

features of all vertebrae

Answer 1

1. transverse process
2. spinous process
3. lamina
4. pedicle
5. vertebral foramen
6. articulating facets and processes (superior and inferior)

Question 2

epidermis

Answer 2

outermost layer

Question 3

dermis

Answer 3

layer of living tissue

Question 4

hypodermis

Answer 4

under the dermis. for fat storage.

Question 5

stratum corneum

Answer 5

outermost layer of the skin

Question 6

stratum basale

Answer 6

single layer of columnar cells. deepest layer of five layers of epidermis.

Question 7

sweat gland (cross section)

Answer 7

in dermis. simple tubular structure.

Question 8

pacinian/lamellar corpuscle

Answer 8

onion shaped structure. built around nerve endings.

Question 9

adipose tissue

Answer 9

composed of adipocytes. stores energy and insulates the body.

Question 10

sweat gland

Answer 10

exocrine gland. produces substances in epithelial surface.

Question 11

sweat gland duct

Answer 11

extends through the dermis to the surface of the skin

Question 12

meissner’s corpuscle

Answer 12

sensitive to light touch.

Question 13

hair

Answer 13

protein filament. grow from dermis. mammals are the only ones with hair.

Question 14

hair follicle (resting)

Answer 14

part of skin. grows hair by packing old cells together.

Question 15

nerve (cross section)

Answer 15

connects nervous system to other ones.

Question 16

sebaceous gland

Answer 16

small gland in skin that secretes an oily matter into hair follicles

Question 17

arrector pili muscle

Answer 17

small muscles attached to hair follicles.

Question 18

cervical (7)- transverse foramen

a. atlas
b. axis

Answer 18

a. (C1) facet for dens of axis. connects skull and spine.
b. (C2) dens.
rotational movements of the head