Which one of the following statements about muscle is most accurate? a. it weighs less than fat. b. it weighs more than fat. c. its weight in relation to fat depends on a person's fitness level. d. it weighs the same as fat.

Which of the following is a positive response to stress? select one: a. smiling b. naming it c. working more d. joking about how stressed you are

Astructural difference between the trachea and esophagus that prevents the trachea from collapsing is the presence of: a) smooth muscle b) skeletal muscle c) respiratory cilia d) rings of cartilage

During his workout yesterday, anthony pushed himself by lifting heavier weights. today he is feeling good, but his muscles are sore. what principle is at work in this situation? a. specificity b. progression c. overload d. reversibility