Dr. A Practice Q's

Question 1

What laryngeal cartilage covers the larynx during swallowing?

Answer 1

Epiglottis

Question 2

T/F: During inspiration the diaphragm expands and creates a positive pressure within
the pleural cavity so that air can rush into the lungs.

Answer 2

False. It creates negative space

Question 3

T/F: In adult cattle, horns are hollow and connected to the paranasal sinuses?

Answer 3

True

Question 4

The guttural pouch is a unique structure as it is an expansion of the eustachian
tube of the middle ear. Which species has a guttural pouch?
a. Swine
b. Bovine
c. Ovine
d. Equine
e. Caprine

Answer 4

Equine

Question 5

Turbinates are found in which area of the body?
a. Nasal Cavity
b. Sinuses
c. Lungs
d. Larynx

Answer 5

a. Nasal cavity

Question 6

Which structure connects the larynx to the bronchi of the lungs?
a. Hyoid Apparatus
b. Trachea
c. Pleura
d. Mediastinum

Answer 6

b. Trachea

Question 7

T/F: Open mouth breathing is very unusual in cattle and is often a sign of
respiratory distress

Answer 7

True

Question 8

Which of the following statements are true?
a. Failure of the arytenoids to move normally can cause airway obstruction, a
disease known as “roaring” in horses.
b. Surfactant is a mixture of phospholipids that serve to keep the trachea
moist.
c. Ruminants have a flat bone in the tip of their nose.
d. None of the above.

Answer 8

a. Failure of the arytenoids to move normally can cause airway obstruction, “roaring”

Question 9

In which phase of respiration (Inspiration or Exhalation) do diseases of the
lower airways result in an increase in respiratory noise?
_____________________________

Answer 9

Exhalation

Question 10

Which statements about ruminants are true?
a. Ruminants are carnivores.
b. Ruminants have a 4-compartment stomach.
c. Ruminants chew their cud.
d. Ruminants have a low fiber, high protein, and high fat diet.
e. Only b and c are true.
f. All are true.

Answer 10

e. Only B & C are true