Comparative Head Anatomy Flashcards Preview

Anatomy and Physiology > Comparative Head Anatomy > Flashcards

Flashcards in Comparative Head Anatomy Deck (17):
1

When does a horse's mandible ossify?

Around 2 years of age

2

What is the bovine equivalent to the horse's facial crest?

Facial tuberosity

3

How does the ovine skull differ from the bovine skull?

The nasal shape is more rounded in the ovine

4

Name some unique features of the porcine skull.

Triangular shape, no clear zygomatic process, mandible has flattened side to aid in rooting, no facial ridge

5

When does the porcine mandible ossify?

Around 1 year of age

6

What does a great vertical separation between the condylar process and teeth indicate?

A grinding diet, herbivores

7

What does a large coronoid process indicate?

Carnivore

8

What type of papillae are found on the equine tongue?

Filiform mostly, gives tongue soft texture

9

What divides the ruminant tongue into rostral and dorsal portions?

Transverse lingual fossa

10

What is the name of the caudal portion of the ruminant tongue?

Torus linguae

11

What types of papillae are found on the ruminant tongue and where are they found?

Mechanical papillae: Harsh filiform rostrally, conical/lentricular caudally
Taste: Fungiform rostrally, vallate caudally

12

Which type of papillae is entirely epithelial and only used for mechanical purposes?

Filiform/coniform

13

Which type of sensory papillae has a connective tissue core, mostly have taste buds, and are scattered amongst other papillae?

Fungiform

14

Which type of sensory papillae have deep clefts that contain taste buds within the clefts?

Foliate

15

Which type of sensory papillae is the largest, located at the back of the tongue with taste buds and a "moat" around the core?

Circumvallate

16

What is unique about the pig pharynx?

Has a pharyngeal diverticulum dorsal to esophageal opening, must make sure when giving oral medication to get it into the esophagus and not the pharyngeal diverticulum

17

What are the three lymph nodes that drain the head?

Mandibular (Drains ventral part of head), parotid (Drains dorsal part of head), retropharyngeal (Drains deep within head, pharynx/larynx)