Activation of rectus abdominis muscles would result in
A) active inspiration.
B) passive inspiration.
C) active expiration.
D) passive expiration.

Question

Activation of rectus abdominis muscles would result in 
A) active inspiration.
B) passive inspiration.
C) active expiration.
D) passive expiration.

Quizplus · Accepted Answer

Activation of the rectus abdominis muscles would result in active expiration, as these muscles are involved in increasing the pressure in the abdominal cavity, which assists in expelling air from the lungs during expiration. They do not play a role in inspiration, either active or passive.

Activation of Rectus Abdominis Muscles Would Result in