Name the small bump at the arrow.

76. Which of the following surrounds an individual muscle cell?

71. The sliding filament model of contraction involves ________.

64. Which of the following is a factor that affects the velocity and duration of muscle contraction?

Exhaustion of glycogen storage within a muscle fiber would have the biggest effect on which type of fiber?

For Numbers 19-22, match the following chemical bonds to the correct description:

Name the specific joint. Not the type of joint, but the exact joint at the arrow.

An increased rate of breathing as a result of an increased buildup of carbon dioxide in the bloodstream would be best described as an example of ________ and _______.

54. The cruciate ligaments of the knee ________.

67. Rigor mortis occurs because ________.