The spinal tract that relays information concerning pain and temperature to the CNS is the:

Skeletal muscles in which the fascicles are arranged to form an angle with the tendon are ______________muscles.

The ___________________ contains receptors for acetylcholine.

The muscle attachment to the more stationary bone is called the _____.

The dense layer of collagen fibers that surround an entire skeletal muscle is the:

During relaxation, muscles return to their original length because of all of the following, except:

In a sarcomere, thick filaments are linked in the center by the:

In addition to the number and type of muscle fibers in a muscle, peak athletic performance requires all of the following, except:

During anaerobic respiration:

The series of membranous channels that surround each myofibril and stores calcium is the: