Lecture 40: Head Digestive & Respiratory (Exam 4)

Question 1

Redraw pic on Slide 5

Answer 1

Flap of gray is the glottis

Question 2

Describe the placement of a ET tube in ruminants

Answer 2

• In the trachea
• Dorsal to the epiglottis
• Ensure you are not in the trachea
• Btw/ the arytenoids

Question 3

Slide 7

Question 4

Slide 6

Question 5

Trace the route from oral cavity to esophagus

Answer 5

Slide 8

oral cavity
orapharynx
softpalate
common pharyngeal region
dorsal to epiglottis
laryngopharynx
esophagus

Question 6

Do the same thing for route of air slide 9

Question 7

Slide 10

Question 8

Slide 11

Answer 8

9 when connects the cartilage to the arytenoids & when it contracts is abducts the arytenoids (opens them)

Question 9

Slide 13

Question 10

Describe the lingual process of the basihyoid bone compared to equine

Answer 10

It is much less prominent compared to equine

Question 11

Slide 15

Question 12

Slide 14

Question 13

What is the torus used for

Answer 13

Hold cud in there mouth

Question 14

What is a common area for food to get stuck in the mouth

Answer 14

Lingual fossa

Question 15

What type of eaters are goats

Answer 15

Discriminate eaters (they don’t just eat anything like cattle do)

Question 16

Slide 16

Question 17

Slide 17

Question 18

Slide 18

Question 19

Slide 19

Question 20

Slide 21

Question 21

Slide 23

Question 22

Slide 24

Question 23

Slide 25

Question 24

Slide 26

Question 25

What sinus is more involved with the horn of an animal & how do they communicate

Answer 25

The frontal sinus uses the lumen in the corneal process to communicate to the horn

Question 26

T/F: The dorsal sinus helps to protect the brain by absorbing shock

Answer 26

True

Question 27

What type of teeth are bovine molars & molars

Answer 27

Molars & premolars are hypsodont & anelodont

Question 28

T/F: Bovine incisors are elonodont

Answer 28

False they are anelonodont