Which neurotransmitter is not classified as a catecholamine?

Which glial cell is found wrapped around axons in the PNS?

The neurotransmitter Acetylcholine (Ach) excites cardiac muscle  

Some _________blank neurons are specialized to detect stimuli, whereas _________blank neurons send signals to the effectors of the nervous system.

How many pairs of floating ribs does the typical person have?

The teeth are held in their sockets by a fibrous joint.

The humeroradial joint is the

articulation between the capitulum of the humerus and the head of the radius.

The synovial membrane is

the outer membrane that lines the synovial cavity.

Which of the following is a disorder that results in damage to joints?

There are seven cervical, fourteen thoracic, and five lumbar vertebrae.