Chapter 10

Question 1

palpebrae

Answer 1

the eyelids’ singular palpebra

Question 2

orbit

Answer 2

the bony cavity in the skull that houses the eye and its ancillary parts (muscles, nerves, blood vessels).

Question 3

palpebral conjunctiva

Answer 3

a mucous membrane that lines the palpebrae

Question 4

bulbar conjunctiva

Answer 4

a mucous membrane on the surface of the eyeball

Question 5

moll’s glands

Answer 5

ordinary sweat glands

Question 6

melbomian glands

Answer 6

sebaceous glands that secrete a tear film component that prevents tears from evaporating so that the area stays moist

Question 7

glands of zeis

Answer 7

altered sebaceous glands that are connected to the eyelash follicles

Question 8

blepharitis

Answer 8

inflammation of the eyelid

Question 9

proptosis

Answer 9

bulging out of the eye; also known as exophthalmos

Question 10

lacrimal apparatus

Answer 10

a system in the eye that consists of the lacrimal glands, the upper canaliculi, the lower canaliculi, the lacrimal sac, and the nasolacrimal duct

Question 11

dacryocystitis

Answer 11

lacrimal gland inflammation

Question 12

extraocular muscles

Answer 12

the muscles that control the eye

Question 13

conjunctivites

Answer 13

inflammation of the conjunctiva

Question 14

sclera

Answer 14

the membranous tissues that covers all of the eyeball (except the cornea): also known as the white of the eye

Question 15

cornea

Answer 15

transparent tissue covering the eyeball; responsible for focusing light into the eye and transmitting light

Question 16

keratitis

Answer 16

an inflammation of the cornea, typically accompanied by an ulceration

Question 17

corneal dystrophy

Answer 17

growth of abnormal tissues on the cornea, often related to a nutritional deficiency

Question 18

lens

Answer 18

a transparent, crystalline segment of the eye, situated directly behind the pupil, that is responsible for focusing light rays as they enter the eye and travel back to the retina

Question 19

vitreous chamber

Answer 19

the interior segment of the eye that contains the vitreous body

Question 20

accommodation

Answer 20

adaptation of the eye’s lens to adjust for varying focal distances

Question 21

pupil

Answer 21

the opening in the center of the iris that permits light to enter and continue on to the lens and retina

Question 22

cataract

Answer 22

clouding of the lens or lens capsule of the eye

Question 23

uveal tract

Answer 23

the middle layer of the eye, consisting of the iris, ciliary body, and choroid

Question 24

iris

Answer 24

the round, pigmented muscular curtain in the eye

Question 25

cillary body

Answer 25

the vascular layer of the eye that lies between the schlera and the crystalline lens.

Question 26

choroid

Answer 26

the vascular layer of the eye that lies between the retina and the sclera

Question 27

retina

Answer 27

a membrane in the back of the eye that is sensitive to light and functions as the sensory end of the optic nerve.

Question 28

rod

Answer 28

an elongated, cylindrical cell within the retina that is photosensitive in low light

Question 29

cones

Answer 29

a receptor in the retina that is responsible for light and color

Question 30

retinal detachement

Answer 30

a break in the connection between the retinal pigment epithelium layer and the neural retina

Question 31

glaucoma

Answer 31

the condition that results when poor draining of fluid causes an abnormal increase in pressure within the eye, damaging the optic nerve

Question 32

retinopathy

Answer 32

degenerative condition of the retina

Question 33

externally | anatomy of the eye

Answer 33

the palpebrae (eyelids) cover the eyeballs. some people think eyelids are made of epidermis, like regular skin; however, they are really composted of connective tissue

Question 34

internally | anatomy of the eye

Answer 34

the organ that is commonly referred to as the eye consists of; the eyeball, the optic nerves, the extraocular muscles, the cranial nerves, the blood vessels, orbital adipose (fat), and the lacrimal system.

Question 35

externally | anatomy of the ear

Answer 35

the cupped-like part of the ar on the sides of the head is called the auricle or pinna. leading from the outside is the external auditory canal (or acoustic meatus), which ends at the tympanic membrane (eardrum)

Question 36

internally | anatomy of the ear

Answer 36

middle ear- houses the three smallest bones in the human body; the malleus, the incus, and the stapes internal ear is comprised of the labyrinth, the semicircular canals, the cochlea, and the organ of corti