STANDARDZoology-Respiratory System
STANDARD Zoology Thoracic Cavity MCQ Question
Type: MCQ-conceptual-Medium
Pick the correct statement
A
The contraction of internal intercostal muscles lifts up the ribs and sternum
B
The RBCs transports oxygen only
C
The thoracic cavity is anatomically an airtight chamber
D
A healthy man can inspire approximately 500 ml of air per minute
Correct Answer
Option C
Detailed Explanation
Thoracic chamber is an airtight chamber which lodges the lungs. It is guarded dorsally by the vertebral column, ventrally by sternum laterally by ribs and diaphragm on the lower side.
Found an issue with this question?