NEURON STRUCTURE, FUNCTION, ACTIONN POTENTIAL AND SYNAPSE QUIZ

Which is the following is represented by the letter B?

• cell body

• nucleus

• dendrite

• axon

Which is represented by the letter E?

• Axon

• Myelin sheath

• schwan cells

• terminal branches

Nerve fibers in the neuron that carries impulses toward the cell body:

• axon

• dendrite

• nucleus

• myelin sheath

The space between neurons:

• neurotransmitter

• synapse

• terminal branches

• schwann cells

Type of neuron that carries messages from the body to the brain/spinal cord:

• Afferent/sensory

• Efferent/motor

Type of neuron that carries messages from the brain/spinal cord to the body

• Afferent/Sensory

• Efferent/Motor

What generates a nerve impulse on the post-synaptic membrane? 

• Calcium binding with a receptor site
• Potassium leaking into the post-synaptic membrane 
• Neurotransmitter binding with receptor sites
• Neurotransmitter being removed from the synapse

Chemicals released into a cleft when an action potential reaches the terminal are called.....

• ligand gated ion channels

• synaptic vesicles

• neurotransmitters

• voltage gated ion channels

At which point on the diagram does depolarisation of the axon occur? 

• A
• B
• C
• D

In resting potential, neurons have more _________ on the outside of the cell membrane.

• K+
• NaCl
• Na+
• Cl-