Anatomy & Physiology Chapter 8

Front 1

Anteriorly, the eyes are protected by the _______, which meet at the lateral and medial corners of the eye

Back 1

EYELIDS

Front 2

Medial and lateral corners of the eye.

Back 2

medial canthus, lateral canthus

Front 3

Hair projections from the eyelids

Back 3

eyelashes

Front 4

modified sebaceous glands associated with the eyelid edges

Back 4

tarsal glands

Front 5

delicate membrane that lines the eyelids and covers part of the outer surface of the eyeball

Back 5

conjuctive

Front 6

3 general senses of touch

Back 6

1. temperature
2. pressure
3. pain

Front 7

5 special senses

Back 7

1. smell
2. taste
3. sight
4. hearing
5. equilibrium

Front 8

__% of all sensory receptors are in the eyes

Back 8

70

Front 9

Each eye has over a _______ nerve fibers

Back 9

million

Front 10

The adult eye is a sphere that measures about __ inch(es)

Back 10

one

Front 11

________ glands-- modified sebacious glands that produce an oily secretion to lubricate the eye

Back 11

tarsal, or Meibnomian

Front 12

______ glands-- modified sweat glands between the eyelashes

Back 12

Ciliary

Front 13

-membrane that lines the eyelids
-connects to the surface of the eye
-secretes mucus to lubricate

Back 13

Conjuctiva

Front 14

-part of the lacrimal apparatus
-produces lacrimal fluid

Back 14

Lacrimal fluid

Front 15

-part of lacrimal apparatus
-drains lacrimal fluid from eyes

Back 15

Lacrimal canals

Front 16

- part of lacrimal apparatus
- provides passage of lacrimal fluid towards nasal cavity

Back 16

Lacrimal sac

Front 17

-part of the lacrimal apparatus
-empties lacrimal fluid into the nasal cavity

Back 17

Nasolacrimal duct

Front 18

-dilute salt secretion that contains antibodies and lysozyme(an enzyme that destroys bacteria)
-cleanses, protects, lubricates, and moistens

Back 18

Lacrimal secretion

Front 19

Muscle that moves eye laterally (controlled by VI nerve)

Back 19

Lateral rectus

Front 20

Muscle that moves eye medially (controlled by III nerve)

Back 20

Medial rectus

Front 21

Muscle that elevates eye (controlled by III nerve)

Back 21

Superior rectus

Front 22

Muscle that depresses eye (controlled by III)

Back 22

Inferior rectus

Front 23

Muscle that elevates eye and turns it laterally (controlled by III nerve)

Back 23

Inferior oblique

Front 24

muscle that depresses eye and turns it away laterally (controlled by IV nerve)

Back 24

Superior oblique