PARTS OF THE EYE Flashcards

1
Q

the white space between open eyelids.

A

Palpebral fissure

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2
Q

The eyelids join at two points:

A

LATERAL MEDIAL CANTHUS

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3
Q

– consists of glands and ducts that lubricate the eye.

A

Lacrimal Apparatus

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4
Q

located in the upper outer corner of the orbital cavity just above the eye, produces tears

A

lacrimal gland,

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5
Q

which secrete an oily substance that lubricates the eyelid.

A

meibomian glands,

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6
Q

NERVES IN EYES

A

Oculomotor (III)
Trochlear (IV)
Abducens (VI)

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7
Q

(the “window of the eye”) permits the entrance of light, which passes through the lens to the retina.

A

cornea

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8
Q

consists of muscle tissue that controls the thickness of the lens,

A

ciliary body

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9
Q

circular disc of muscle containing pigments
that determine eye color.

A

Iris

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10
Q

receives visual stimuli and
sends it to the brain.

A

retina,

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11
Q

light, regulate black-
and-white vision, and function in dim light.

A

RODS

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12
Q

are sensitive to
color.

A

CONES

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13
Q

It is where the optic nerve enters the
eyeball.

A

optic disc

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14
Q

known as the fovea centralis

A

retinal depression

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15
Q

WHAT CHAMBER is located between
the cornea and the
iris;

A

Anterior chamber

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16
Q

what chamber is the area between
the iris and the lens.

A

Posterior chamber

17
Q

cleanse and nourish the
cornea and lens as well as maintain intraocular
pressure (IOP).

A

Aqueous Humor

18
Q

occurs as light rays strike the retina, where they are transformed into nerve
impulses, conducted to the brain through the optic nerve, and interpreted

A

Visual perception

19
Q

the main eye components
that refract (bend) light rays on the retina.

A

cornea and lens

20
Q
  • in which constriction occurs in the eye exposed to the light, or as an indirect or
    consensual reflex.
A

direct reflex