A nurse listens to a tape of humorous stories at least once a week for its therapeutic effect. What system is improved by laughter?
A) cardiovascular system
B) respiratory system
C) immune system
D) lymphatic system

Question

Quizplus · Accepted Answer

Laughter has been shown to boost the immune system by increasing the production of antibodies and activating the body's natural killer cells.

A Nurse Listens to a Tape of Humorous Stories at Least