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WorksheetsNeuron, Action Potential, Synapse AP Bio Review
Total questions: 20
Worksheet time: 10mins
The critical point at which a stimulus causes an action potential
Synapse
Action potential
Membrane potential
Threshold
In resting potential, neurons have more _________ on the outside of the cell membrane.
K+
NaCl
Na+
Cl-
When a membrane potential reach +30mV, ________ channels open, ________ occurs, and ________ channels close.
Sodium, depolarization, potassium
Potassium, depolarization, sodium
Sodium, repolarization, potassium
Potassium, repolarization, sodium
Neurotransmitters are released from the
Dendrites
Post-synaptic neuron
Presynaptic neuron
Schwann Cells
X
Axon Terminal Button
Neurotransmitters
Dendrite
Synapse
What chemical is activated by the action potential in the presynaptic neuron that causes the vesicles containing neurotranmitters to move toward the synaptic cleft?
calcium
potassium
sodium
phosphorus
Which one of the following is involved in maintaining a resting membrane potential?
Na+/K+ ATPase pump moves 3Na+ in for every 2K+ out
Na+/K+ ATPase pump moves 3K+ in for every 2Na+ out
Na+/K+ ATPase pump moves 3Na+ out for every 2K+ in
Na+/K+ ATPase pump moves 3K+ out for every 2Na+ in
The speed of the electrical impulse through the axon, is influenced by the myelin sheath and
soma cells
Schwaan cells
Nodes of Ranvier
axon terminals
dendrites
Neurons transmit information through ________ changes in the cell membrane.
chemical
electrical
.
Label the Neuron-What does the letter "H" represent?
Schwan celln
Axon terminal
Axon
Dendrite
what might be a job of a motor neuron?
connecting to a muscle and helping you move
connecting within the brain to help you make a decision
sending a message toward your brain from a pain receptor in your skin
all of these
Area #4 is called the
neuroglia
neurilemma
node of Ranvier
schwann cell
