Asked by Jordan Canada on Jun 30, 2024
Verified
Mr. Smith moved from a low altitude to a high altitude and experienced an increase in RBCs. Which of the following caused this increase?
A) The lower temperature present at higher altitudes
B) The lower O2 concentration seen at higher altitudes
C) The increased metabolic rate seen at higher altitudes
D) The increased CO2 retention that occurs at high altitudes
E) Increased exercise
RBCs
Red Blood Cells, which are essential for transporting oxygen from the lungs to the body's tissues and removing carbon dioxide.
Altitude
The height of an object or point in relation to sea level or ground level.
- Appreciate the adaptive physiological responses to environmental changes.
Verified Answer
FM
Fakhir MughalJun 30, 2024
Final Answer :
B
Explanation :
The lower oxygen concentration at higher altitudes stimulates the body to produce more red blood cells (RBCs) to enhance oxygen delivery to tissues, compensating for the reduced oxygen availability.
Learning Objectives
- Appreciate the adaptive physiological responses to environmental changes.
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