67. Rigor mortis occurs because ________.

70. What is the functional unit of a skeletal muscle called?

78. During vigorous exercise, there may be insufficient oxygen available to completely break down pyruvic acid for energy. As a result, the pyruvic acid is converted to ________. Many mistake this for causing muscle pain.

56. Articulations permitting some minimal degrees of movement are ________.

66. During muscle contraction, myosin cross bridges attach to active sites located on the ______?

Match the following # 30-34 ONLY:

84. The gripping of the trochlea by the trochlear notch constitutes the “hinge” for the elbow joint.

51. Performing “jumping jacks” requires ________.

Match the following # 48-52 ONLY:

46. Fluid-filled connective tissue sacs lined with synovial membranes that act as cushions in places where friction develops are called ________.