unit 6

Question 1

the extraocular muscles are primarily responsible for

Answer 1

moving the eye

Question 2

which structure of the eye is responsible for directing light onto the retina

Answer 2

lens

Question 3

which bone contains the optic canal

Answer 3

sphenoid bone

Question 4

what term describes the transparent anterior surface of the globe

Answer 4

cornea

Question 5

which structure of the eye is directly responsible for vision

Answer 5

retina

Question 6

the lens of the eye is located directly posterior to which structure

Answer 6

cornea

Question 7

what substance fills the globe of the eye

Answer 7

vitreous humor

Question 8

what is the role of the conjunctiva in the eye

Answer 8

cover & protect the globe

Question 9

what is the primary function of the pharynx

Answer 9

provide passage for food and air

Question 10

where are the parathyroid glands located

Answer 10

posterior portion of the thyroid gland

Question 11

what is the primary function of the larynx

Answer 11

sound production

Question 12

what is the primary function of the hyoid bone

Answer 12

contribute to swallowing

Question 13

which structure prevents food from entering the trachea during swallowing

Answer 13

epiglottis

Question 14

the trachea is located anterior to which structure

Answer 14

esoohagus

Question 15

what structure marks the beginning of the lower

Answer 15

larynx

Question 16

what is the location of the laryngopharynx

Answer 16

inferior to the epiglottis

Question 17

the left common carotid artery arises directly from which structure

Answer 17

aortic arch

Question 18

what vascular structure is formed at the termination of the internal carotid arteries

Answer 18

circle of willis

Question 19

which arteries contribute to the blood supply of the face and neck

Answer 19

external carotid arteries

Question 20

the basilar artery supplies blood to what vascular structure

Answer 20

circle of willis

Question 21

what structure do the internal jugular veins empty into

Answer 21

subclavian veins

Question 22

from which artery does the right common carotid artery arise

Answer 22

brachiocephalic artery

Question 23

through which canal do the internal carotid arteries enter the skull

Answer 23

carotid canal

Question 24

from which arteries do the vertebral arteries arise

Answer 24

subclavian arteries

Question 25

the vertebral arteries pass through which structures of the cervical vertebrae

Answer 25

transverse foramina

Question 26

the common carotid arteries bifurcate into which two arteries

Answer 26

internal & external carotid arteries