Question 17
Question 17 of 40
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No letter options?
Older MCQs might not have the typical A, B, C, D choices. They have choices 1, 2, 3, and a combination of them is the answer. Below is the key that maps such combinations to the answer.
A 1, 2 and 3 are correct
B 1 and 2 only are correct
C 2 and 3 only are correct
D 1 only is correct
Topics Tested
9. Human gas exchange
9.1. Human gas exchange

Identify, on diagrams and images, the ribs, internal and external intercostal muscles and the diaphragm

10. Respiration
10.3. Anaerobic respiration

Outline how the oxygen debt is removed after exercise, limited to: (a) continuation of fast heart rate to transport lactic acid in blood from muscles to the liver (b) continuation of deeper and faster breathing to supply oxygen for the breakdown of lactic acid in the liver