Multiple Choice
In a relaxed state the diaphragm assumes a dome shape with
A) the concave surface facing in a dorsal direction.
B) the concave surface facing in a ventral direction.
C) the convex surface facing in a caudal direction.
D) the convex surface facing in a cranial direction.
Correct Answer:

Verified
Correct Answer:
Verified
Q9: Phonation in an animal begins in the<br>A)
Q10: Sinuses are outpouchings of the<br>A) larynx.<br>B) nasal
Q11: The acceptable range of pH in most
Q12: The flow of oxygen from inspired air
Q13: If the CO<sub>2</sub> level in blood rises
Q15: When the external intercostal muscles contract, they
Q16: The vocal cords are composed of<br>A) fibrous
Q17: The blood vessel that brings blood to
Q18: Antitussives are best used to treat a<br>A)
Q19: The space between each tracheal ring is