Which of the following statements is accurate about physical development during middle adulthood?
A) During middle adulthood, reaction time decreases, whereas bone density increases.
B) During middle adulthood, basal metabolic rate increases, whereas lean-body mass increases.
C) During middle adulthood, lung capacity decreases, whereas body mass index increases.
D) During middle adulthood, lung capacity increases, whereas reaction time decreases.

Question

Which of the following statements is accurate about physical development during middle adulthood?​
A) During middle adulthood, reaction time decreases, whereas bone density increases.
B) During middle adulthood, basal metabolic rate increases, whereas lean-body mass increases.
C) During middle adulthood, lung capacity decreases, whereas body mass index increases.
D) During middle adulthood, lung capacity increases, whereas reaction time decreases.

Quizplus · Accepted Answer

During middle adulthood, lung capacity tends to decrease due to changes in respiratory muscles and elasticity of the lungs, while body mass index (BMI) often increases due to changes in metabolism and body composition.

Which of the Following Statements Is Accurate About Physical Development