Anatomy Test 4

Front 1

The nasal cavities are lined by mucous membranes of 2 types

Back 1

Olfactory membranes
Respiratory mucus membranes

Front 2

Line upper portions of the nasal cavities. To receive olfacotry stimuli (molecules in the air)

Back 2

Olfactory membranes

Front 3

Lines the lower portion of the nasal cavities. Function is to warm, moisten, and clean the air passing through and into the nasal pharynx

Back 3

Respiratory mucus membranes

Front 4

Innnervation for nasal cavities:

Back 4

Olfaction: Olfactory Nerve (CN I)
General sensations: Small branches from Ophalamic Nerve (V1)
Maxillary Nerve (V2) of the trigeminal nerve (CN V)

Front 5

____ enters the nasal cavity inferior to the inferior nasal concha and deposits tears.

Back 5

Nasolacrimal duct

Front 6

Lined with mucus membranes. Hollow and filled with air.

Back 6

Paranasal sinuses

Front 7

Paranasal sinuses found in the inferior of the _____(4)

Back 7

Maxillae bones (sinuses), frontal bone, sphenoid bone, ethmoid bone.

Front 8

___ communicate with the nasal cavities through small holes

Back 8

Paranasal sinuses

Front 9

Sinuses are interconnected. Functions: _____

Back 9

to act as resonators for the voice and warm air

Front 10

Common to the digestive and respiratory systems

Back 10

Pharynx

Front 11

Pharynx lies posterior to the: ______(3)

Back 11

Nasal cavities, Mouth, and Larynx

Front 12

Pharynx's superior limit is the______

Back 12

Base of the skull

Front 13

Pharynx's inferior limit is ____

Back 13

C6

Front 14

Pharynx communicates with 7 other cavities

Back 14

2 nasal, 2 tympanic, mouth, larynx, esophagus

Front 15

Lined with a mucous membrane

Back 15

Pharynx

Front 16

Primarily involved with respiration

Back 16

Nasal pharynx

Front 17

Nasal pharynx communicates anteriorly with the ___ via the ____

Back 17

Nasal cavities
Choanae

Front 18

Nasal phyrynx laterally receives the ____ from the tympanic cavities of the middle ear.

Back 18

Auditory tubes

Front 19

On the posterior wall of nasal pharynx is _____

Back 19

Pharyngeal tonsil (Adenoids)

Front 20

Inferiorly nasal pharynx communicates with the __ via a narrowed ____

Back 20

Oral pharynx
Pharyngeal isthmus

Front 21

Extends from the soft palate to the level of the hyoid bone.

Back 21

Oral Pharynx

Front 22

Receives food from the mouth and air from the nasal pharynx

Back 22

Oral pharynx

Front 23

Between the 2 palatine arches is _____

Back 23

Palatine tonsil

Front 24

Large in kids and small in adults

Back 24

Oral pharynx

Front 25

____and ___ are not as common as they used to be. The current thinking is that the tissue is needed to insure the proper maturity of the immune system.

Back 25

Tonsillectomies
Adenoidectomies

Front 26

Extends from the hyoid bone to the esophagus

Back 26

Laryngeal pharynx

Front 27

Laryngeal pharynx communicates superiorly with the ___ and inferiorly with the _____

Back 27

Oral pharynx
Laryngeal aperture

Front 28

Muscles of the ___ are arranged in 2 layers: ___

Back 28

Pharynx
Outer circular layer
Inner longitudinal layer

Front 29

Outer Circular layer has 3 paired muscles ______(3)

Back 29

Superior constrictors
Middle constrictors
Inferior constrictors

Front 30

Superior constictors has __ subdivision and correlates to the _____

Back 30

4
Nasal pharynx

Front 31

Middle constrictors have ___ subdivision and correlates to the _____

Back 31

2
Oral pharynx

Front 32

Inferior constrictors have __ subdivision and correlates to the ___

Back 32

2
Laryngeal pharynx

Front 33

Function of outer circular layer is ___

Back 33

To constrict the pharynx

Front 34

Innervation of outer circular layer

Back 34

Pharyngeal plexus from CN IX and CN X

Front 35

There are three muscles, which run longitudinally to the three groups of constrictor muscles

Back 35

Inner longitudinal layer

Front 36

Inner longitudinal layer function is to _____

Back 36

Elevate the pharynx