A&P exam

Question 1

What are the 7 functions of the skin?

Answer 1

Sensation, heat regulation, absorption, protection, excretion, secretion, vitamin D

Question 2

What is the acid mantle made up of and what is its purpose?

Answer 2

sebum and sweat. It protects the outer layers of the skin

Question 3

What are the layers of the epidermis?

Answer 3

Corneum, lucidum, granulosum, spinosum, germinativum

Question 4

What is collagen?

Answer 4

glue like consistency which plumps the skin

Question 5

What is elastin?

Answer 5

Fibres found within the dermis and allows movement in the skin

Question 6

What are the functions of the muscular system?

Answer 6

Skeletal- movement- attached to bones- aids lymph movement
Cardiac- involuntary- heart- provides consistent blood flow
Smooth- involuntary- internal organs- moves substances

Question 7

Where is the buccinator located and what is its purpose?

Answer 7

Inside of the cheek and puffs them up

Question 8

Zygomaticus?

Answer 8

cheek bone

smiling

Question 9

levator labii?

Answer 9

upper lip

elvis smile

Question 10

depressor labii

Answer 10

lower lip

gurning

Question 11

nasalis?

Answer 11

front of nose

causes wrinkles

Question 12

orbicularis oris

Answer 12

mouth

pouting

Question 13

triangularis?

Answer 13

corner of lower lip

pulls corner of the chin down

Question 14

mentalis

Answer 14

covers chin

curls lower lip

Question 15

sternocleidomastiod

Answer 15

side of the neck

rotates head

Question 16

platysma

Answer 16

neck

yawning

Question 17

occipitals

Answer 17

occipital bone (back of head)
looking up

Question 18

components of blood

Answer 18

plasma, erythrocytes, leucocytes, thrombocytes

Question 19

functions of the blood

Answer 19

transportation of oxygen, heat regulation, protection and clotting

Question 20

describe a capillary and what do they do?

Answer 20

1 cell thick and transparent

transfers substances between blood and tissue cells

Question 21

List the 5 regions of the vertebral column

Answer 21

cervical, thoracic, lumbar, sacrum, coccyx

Question 22

What is the action of the trapezius muscle?

Answer 22

elevates shoulder and draws head back

Question 23

What is the action of the pectoralis muscle?

Answer 23

moves arm towards upper body

Question 24

External and Internal jugular

Answer 24

external jugular vein collects most of the blood from the outside of the skull and the deep parts of the face.
The internal jugular vein collects blood from the brain, the outside of the face and the neck.

Question 25

composition of lymph

Answer 25

waste product, plasma, lymphocytes, proteins

Question 26

functions of lymph?

Answer 26

transport fat, vitamin A,D,E,K
distribute fluids and toxins
fights infections by producing white blood cells

Question 27

describe lymph vessles

Answer 27

Lymph vessels contain valves which prevent backflow

Question 28

Describe lymph nodes

Answer 28

They filter and cleanse the lymph by removing cell debris, harmful substances and microbes through the action of lymphocytes

Question 29

list facial lymph nodes

Answer 29

parotid- ear
buccal- mouth 
submental- chin
submandibular- jaw
supraclavicular- neck
cervical- back of neck
occipital- back of head

Question 30

list body lymph nodes

Answer 30

axillary- underarm
iliac- pelvis 
popliteal- knee
inguinal- groin
intestinal
supratrochlear- mid arm