Eyes, Ears, and Tail Lecture Flashcards Preview

Anatomy > Eyes, Ears, and Tail Lecture > Flashcards

Flashcards in Eyes, Ears, and Tail Lecture Deck (12):
1

What makes up the external ear?

Auricular catilage
Anular cartilage
Scutiform cartilage
External acoustic meatus

2

What makes up the middle ear?

Tympanic cavity (in tympanic bulla)
Auditory ossicles (malleus, incus, stapes)

3

What makes up the inner ear?

Membranous and osseous labyrinths ft cochlea (hearing)
Utriculus and sacculus (special enlargements)
Semicircular canals (balance, acceleration, proprioception)

4

What makes up auditory ossicles?

Stapes
Incus
Malleus

5

What produces aqueous layer of tears?

Lacrimal gland and superficial gland of 3rd eyelid

6

Whar are the layers of the eye?

Fibrous tunic

Vascular tunic

Nervous tunic

7

What makes up the fibrous tunic of the eye?

Cornea and sclera which meet at the corneoscleral junction or limbus

8

What makes up the vascular tunic

Choroid
Iris
Ciliary body

9

What makes up the nervous tunic

Retina

10

Where is aqueous humor made and drained?

Anterior and posterior chamber

11

Overproduction of aqueous humor

Glaucoma

12

Trace flow of aqueous humor

Ciliary body

Posterior chamber

Iris

Anterior chamber

Anterior chamber angle (iridocorneal angle)

Scleral venous plexus