During muscle contraction, the part of the body that moves is the ___________.

The extracellular matrix of mature bone contains __________.

In addition to the pain and contraction, Amar noticed a weakness in his muscles and began taking a creatine supplement without telling his doctor. Describe the three steps of ATP regeneration in muscle cells, in order. BONUS: Would the creatine potentially help the situation and why or why not?

The shoulder joint permits a high degree of motion in many different planes so that the arm can move freely. This is an example of a ___________ joint.

In preparation for a marathon a young woman began an aerobic training regimen of long distance runs. This resulted in _________.

Bone that forms within the dermis and migrates inward is ___________.

Glands in the armpits and groin produce a thicker sweat. This sweat is eaten by bacteria which produce odor causing waste products. The sweat contains a portion of the cell that produced it, but not all of the cell. These glands are ________ glands.

Cells in the outermost layers of compact bone still receive nutrients and oxygen from blood vessels, even though they are far from them, due to ___________.

Which of these is NOT found in the dermis?

Individuals that participate in Ironman triathalons (run, swim, and bike) cover a distance of 140.6 km. These individuals MOST LIKELY have a lot of __________ fibers.