The joints that connect the four fingers with the metacarpal bones are

The contraction of a muscle exerts a pull on a bone because

The joint between the forearm bones and the wrist is a ________ joint.

Cross-bridges are portions of

A twisting motion of the foot that turns the sole of the foot outward is known as

At peak levels of muscle exertion the mitochondria can supply

Bonus Which of these muscles is NOT located in the head:

Bonus Which muscle is the agonist for sitting up?

Bonus The muscle that retracts and elevates the upper lip is the ________ muscle.

Bonus Which muscle abducts the thigh, medially rotates the thigh, and stabilizes the pelvis during walking?