79. Define motor unit, muscle twitch and tetanus.  Explain how skeetal muscles are able to produce smooth, graded contractions from a muscle twitch using summation and recruitment?

What does excess postexercise oxygen consumption represent?

These cells in the CNS have cilia that move in order to circulate cerebrospinal fluid.

Nerve impulses leading to the skeletal muscle carry information to direct movement. The nerve fibers sending these signals will most likely belong to which division of the nervous system?

When a neurotransmitter like acetylcholine is acting in an excitatory manner which of the following is likely a result of the acetylcholine acting on the postsynaptic cell?

When a muscle is unable to respond to stimuli temporarily, it is in which of the following periods?

During the relative refractory period of an action potential, a larger than normal stimulus is needed to cause another action potential. This is due to the fact that ________.

If a postsynaptic cell is stimulated to threshold by temporal summation this implies that ________.

The nurse assesses a boggy uterus with the fundus above the umbilicus and deviated to the side. What should the nurse’s next assessment be?

A woman has had persistent lochia rubra for 2 weeks after her delivery and is experiencing pelvic discomfort. What does the nurse explain is the usual treatment for subinvolution?