2023 Manipur Breathing and Exchange of GasesAltitude sickness and oxygen availability Medium Question 11 of 53 in Breathing and Exchange of Gases

A person goes to high altitude and experiences \"Altitude Sickness\"" with symptoms like breathing difficulty and heart palpitations."

Reason: Due to low atmospheric pressure at high altitude, the body does not get sufficient oxygen.
A Both A and R are true and R is the correct explanation of A
B Both A and R are true but R is NOT the correct explanation of A
C A is true but R is false
D A is false but R is true

The answer is A.

Solution

At high altitude, the low atmospheric pressure means the body does not receive sufficient oxygen, and this insufficient oxygen supply directly leads to symptoms of altitude sickness such as breathing difficulty and heart palpitations. Both Assertion and Reason are true, with the Reason correctly explaining the Assertion.

Concept Altitude sickness and oxygen availability

Breathing and Exchange of Gases in past papers

53 questions from this chapter have appeared across 20 exam years.