Zoology - Breathing and Exchange of Gases Question with Solution | TestHub
ZoologyBreathing and Exchange of GasesHuman Respiratory SystemEasy2 minPYQ_2020
ZoologyEasysingle choice
Which of the following pairs of muscles undergo contraction during the process of inspiration in human?
Options:
Answer:
A
Solution:
During the process of inspiration, the phrenic muscle of diaphragm contract so that the dome shaped diaphragm become flattened/contracted and the external inter-costal muscles also contracted to increase the volume of thoracic chamber and decreases the pulmonary pressure than outside.
Stream:NTA_ABHYAS_NEETSubject:ZoologyTopic:Breathing and Exchange of GasesSubtopic:Human Respiratory System
⏱ 2mℹ️ Source: PYQ_2020
Doubts & Discussion
Loading discussions...
