Asked by Rachael Vokoun on May 24, 2024
Verified
Which of the following statements is true of aging?
A) As people age, the heart muscles grow more elastic, increasing the maximum heart rate.
B) Regular exercise decreases cardiovascular and respiratory capacity from what it was in early adolescence.
C) As people age, the immune system produces fewer white blood cells.
D) Fertility in both genders increases as early adulthood progresses.
Immune System
The complex network of cells, tissues, and organs in the body that works together to defend against infection, disease, and foreign substances.
Cardiovascular
Relates to the system in the body that consists of the heart, blood vessels, and blood, responsible for circulating blood and oxygen throughout the body.
- Understand the effects of aging on physical health, including changes in cardiovascular health and the immune system.
Verified Answer
CT
Chandra TimsinaMay 30, 2024
Final Answer :
C
Explanation :
As people age, their immune system becomes less efficient, partly due to the production of fewer white cells, which are crucial for fighting off infections and diseases. This is a well-documented aspect of the aging process.
Learning Objectives
- Understand the effects of aging on physical health, including changes in cardiovascular health and the immune system.
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