Mammals Have a _____, a Strong Muscle That Assists in Respiration

Question

Mammals have a _____, a strong muscle that assists in respiration.
A)diaphragm
B)cloaca
C)choana
D)mandible

Accepted Answer

The diaphragm is the strong muscle that assists in respiration. The cloaca is a common opening for digestive, urinary, and reproductive systems found in some animals. The choana is a nasal passage in some animals. The mandible is a jawbone found in animals.