activity 2 week 10

 Score for this attempt: 6 out of 6

Submitted Jun 13 at 7:44pm

This attempt took 2 minutes.

 

Question 1

2 / 2 pts

Which TWO of the following choices are the primary inspiratory muscles involved in pulmonary ventilation? These are the ones you use during a normal inspiration.

  

The internal intercostal muscles

 

  

The external intercostal muscles

 

  

The diaphragm

 

  

The abdominal muscles

 

 

Question 2

2 / 2 pts

Which muscles relax during a normal expiration?

  

The external intercostal muscles

 

  

The abdominal muscles

 

  

The diaphragm

 

  

The internal intercostal muscles

 

 

Question 3

2 / 2 pts

The external intercostals and internal intercostals contract, while the diaphragm and abdominal muscles relax during forced expiration.

  

True

 

  

False