5 Written questions
5 Matching questions
- Schwann Cells
- Conduction Velocity
- a The interior surface fo the membrane becomes less negative and the exterior surface becomes less positive
- b What is the name of the velocity of the action potential along a neural membrane?
- c may be involved in the transport of substances within the neuron
- d a chemical released at the distal end of an axon that stimulates an adjacent cell; found in the synaptic vesicles of the axon terminal; initiates electrical current from one neuron to the next by diffusing across the synaptic cleft
- e the PNS glial cell that forms myelin
5 Multiple choice questions
- K+ moves out of the cell causing the membrane potential to move in a negative direction.
- Ganglia and spinal and cranial nerves
- specialized supporting cells in the CNS
- What period is it when the sodium ion channels are open, the membrane is totally insensitive to additional stimuli, regardless of the force of the stimulus?
- Line cavities of the brain and spinal cord; secrete and circulate cerebrospinal fluid
5 True/False questions
Perineurium → binds all of the fascicles together
Epineurium → binds groups of fibers together to form bundles
Nissl Bodies → nerves carrying both sensory and motor fibers
Axon Hillock → region of the cell body from which the axon generates
Multipolar Neuron → one axon and multiple dendrites; efferent neurons and interneurons are multipolar