Seventy-year-old Edna had never exercised much. After her doctor explained about muscle mass decline, she decided to enroll in a senior aerobics class. A year later, some of her muscle weakness appeared to have reversed itself, demonstrating
A) compensation.
B) optimization.
C) plasticity.
D) selection.
Question 2
Now that she's reached old age, Veronica's heart pumps blood slower when she swims laps in the pool than it did when she was younger. At the same time, however, it pumps a larger amount of blood with each heartbeat. Veronica's heart is demonstrating which of the following?
A) Compensation
B) Plasticity
C) Optimization
D) Selection
On March 25, 1911, as scores of young factory girls leaped to their deaths from the eighth, ninth, a
Early in the twentieth century, when malnutrition was common, companies such as this one advertised
The muscle segment, muscle segment with sarcomere, and relaxed and contracted sarcomeres.
The muscle-spindle feedback circuit
Mass Wasting Forms