Which of the labeled structures in the diagram is a Schwann cell?  

The space between an axon terminal of a motor neuron and the sarcolemma of a muscle fiber is called the:

Neurotransmitters are released from the _____ into the synaptic cleft.

All of the following are functions of the skeletal system EXCEPT:

Osteogenic cells:

All of the following are functions of the nervous system EXCEPT:

The bone cells primarily responsible for bone resorption are:

An experimental drug is being tested.  One group recessives a sugar pill, the group that receives the active ingredient is the

An experimental drug is being tested.  One group recessives a sugar pill, the group that receives the active ingredient is the

  Which of the images depicts molecules moving against their concentration gradient and would require energy?