Terms Lab 22 (complete)

Question 1

platysma muscle

Answer 1

Large superficial muscle; covers the ventrolateral side of the head/neck

Question 2

orbicularis oris muscle

Answer 2

Superficial muscle that encircles the mouth; attached to the lips

Question 3

buccinator muscle

Answer 3

Deep muscle that encircles the mouth; considered a portion of the cheek

Question 4

levator nasolabialis muscle

Answer 4

Superficial muscle located in the “bridge of the nose”

Question 5

superior palpebrae

Answer 5

Upper eyelid

Question 6

inferior palpebrae

Answer 6

Lower eyelid

Question 7

palpebral fissure

Answer 7

Space between the eyelids

Question 8

orbitcularos oculi muscle

Answer 8

Superficial muscle that encircles the orbit

Question 9

conjunctival sac

Answer 9

The conjunctiva lined cavity where the eye sits

Question 10

palpebral conjunctive

Answer 10

Inner surface of the eye lids

Question 11

bulbar conjunctiva

Answer 11

Inner surface of the “eye socket”

Question 12

dorsal and ventral lacrimal puncta

Answer 12

Minute orifice which collects tears; difficult to see without magnification

Question 13

nasolacrimal duc

Answer 13

Duct that routes tears from the lacrimal puncta to the ventral nasal meatus

Question 14

plica semilunaris

Answer 14

Third eyelid

Question 15

rostral auricular muscles

Answer 15

Superficial group of muscles that control movement of the ear; rostral to the pinnae

Question 16

caudal auricular muscles

Answer 16

Superficial group of muscles that control movement of the ear; caudal to the pinnae

Question 17

vestibule (oral cavity)

Answer 17

Portion of the oral cavity inside the lips/cheeks up against the teeth/gums

Question 18

oral cavity proper

Answer 18

Inner oral cavity

Question 19

tongue (root, body, apex)

Answer 19

Body and apex are visible in the live dog’s mouth while the root is only visible in cadaver dissection

Question 20

papillae

Answer 20

Microscopic structures on the tongue

Question 21

papillae filiform

Answer 21

Small soft papillae covering the visible tongue; provide a mechanical function

Question 22

papillae conical

Answer 22

Papillae that cover the root of the tongue; sharp and highly cornified provide mechanical function

Question 23

papillae fungifrom

Answer 23

Large papillae; scattered among the filiform papillae; provide taste sensation

Question 24

papillae foliate

Answer 24

Located on the caudolateral aspect of the tongue; limited visibility; provide taste sensation

Question 25

papillae vallate

Answer 25

Very large papillae located at the junction of the body and the root of the tongue; only 4-6 total; arranged in a V-shape

Question 26

sublingual caruncle

Answer 26

Located near the rostral frenulum; opening of salivary ducts

Question 27

mandibular salivary gland

Answer 27

Large tight gland that lies in the branched V of the external jugular vein

Question 28

mandibular and sublingual salivary duct

Answer 28

Large single duct that travels deeply just ventral to the tongue along with the lingual nerve; may be seem on the medial transected side

Question 29

monostomatic sublingual salivary gland

Answer 29

Located deep near the cranial border of the mandibular salivary gland

Question 30

parotid salivary gland

Answer 30

Superficial large gland that is located rostroventral to the ear

Question 31

parotid duct

Answer 31

Duct from the parotid glad that runs along the lateral aspect of the masseter muscle

Question 32

buccal salivary gland

Answer 32

Most visible in the cat; caudal to the last lower molar

Question 33

palate

Answer 33

"Roof" of the oral cavity

Question 34

incisive papilla

Answer 34

Elevation just caudal to the upper incisors; location of the opening of the incisive ducts

Question 35

incisive duct

Answer 35

Communication between the oral and nasal cavities; travels to the vomeronasal organ

Question 36

oropharynx

Answer 36

Space from the base of the tongue to the epiglottis; palatine tonsil is located here

Question 37

palatoglossal arch

Answer 37

Fold of mucus membrane extending from the base of the tongue along the soft palate

Question 38

palatine tonsil

Answer 38

Located in the oropharynx; covered with the semilunar fold

Question 39

semilunar fold

Answer 39

Mucus membrane covering of the semilunar fold

Question 40

nasopharynx

Answer 40

Extends from the caudal nasal cavity to the end of the soft palate

Question 41

palatopharyngeal arch

Answer 41

Fold of mucosa at the caudal end of the nasopharynx

Question 42

auditory tube

Answer 42

Small slit located in the nasopharynx

Question 43

laryngopharynx

Answer 43

Dorsal to the larynx; esophagus is located at the caudal end

Question 44

pharyngeal muscles

Answer 44

Swallowing muscles located around the larynx