During inspiration the diaphragm...

During inspiration the diaphragm

A

relaxes to become dome shaped

B

contracts and flattens

C

showns no change

D

expands

Text Solution

Verified by Experts

The correct Answer is:

B

Promotional Banner

Promotional Banner

Topper's Solved these Questions

BODY FLUIDS AND CIRCULATION
TRUEMAN BIOLOGY|Exercise Multiple Choice Questions|197 Videos
CELL CYCLE AND CELL DIVISION
TRUEMAN BIOLOGY|Exercise MULTIPLE CHOICE QUESTIONS|158 Videos

TRUEMAN BIOLOGY-BREATHING AND EXCHANGE OF GASES -MULTIPLE CHOICE QUESTIONS

Which of the following statements is correct ?
Text Solution
|
During expiration, the diaphragm becomes
Text Solution
|
During inspiration the diaphragm
Text Solution
|
Which one of the following is called inspiratory muscle in mammals?
Text Solution
|
During inspiration in mammals the sternum moves
Text Solution
|
Which is correct ?
Text Solution
|
The contractio of internal intercostal muscles in man causes
Text Solution
|
During forced expiration , actively contracting muscles
Text Solution
|
With refernce to human repiration which is correct ?
Text Solution
|
Rate of breathing in an adult human is
Text Solution
|
The breathing rate in a child is
Text Solution
|
Which of the following statements best summarizes the relationship bet...
Text Solution
|
which of the following conditions is responsible for increase in venti...
Text Solution
|
The exchange of gases between blood capillaries and alveoli in the lun...
Text Solution
|
Volume of air breathed in and out during normal breathing is called
Text Solution
|
Tidal volume in human being is
Text Solution
|
About 1200 mL of air is always known to remain inside the human lungs ...
Text Solution
|
The amount of air remaining in the air passages and alveloi at the end...
Text Solution
|
After deep inspiration, capacity of maximum expiration of lung is call...
Text Solution
|
Vital capacity of lungs is
Text Solution
|