Which of the following body systems shows atrophy with aging?

Atrophy refers to the decrease in size or wasting away of an organ or tissue. As individuals age, various body systems undergo changes, including the phenomenon of atrophy, particularly in the muscular, nervous, and endocrine systems.

The muscular system experiences significant atrophy due to a decline in muscle fiber size and number, contributing to decreased strength and functional capacity. This process, often referred to as sarcopenia, can lead to falls, frailty, and a loss of independence in older adults.

The nervous system also undergoes age-related changes, including the loss of neurons, which can result in functional declines, slower reflexes, and potential cognitive impairments. While the brain and spinal cord may show signs of atrophy, peripheral nerves may also be affected, impacting mobility and coordination.

Similarly, the endocrine system is not exempt from age-related changes. Hormonal production may decrease, affecting various bodily functions such as metabolism, stress response, and reproductive health. This gradual decline in hormone levels can lead to conditions more prevalent in older populations, contributing to the overall process of aging.

As all three systems – muscular, nervous, and endocrine – are susceptible to atrophy with the aging process, the choice that encompasses all of these systems is indeed the most