AP PSYCHOLOGY

BIOLOGICAL BASES OF BEHAVIOR

THE NERVOUS AND ENDOCRINE SYSTEMS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
These are chemicals that carry a nerve impulse across the gap at the synapse of a neuron to another neuron
A
enzymes
B
stimuli
C
hormones
D
neurotransmitters
Explanation: 

Detailed explanation-1: -A neurotransmitter is a chemical that relays signals across the synapses between neurons. Neurotransmitters travel across the synaptic space between the terminal button of one neuron and the dendrites of other neurons, where they bind to the dendrites in the neighbouring neurons.

Detailed explanation-2: -Neurotransmitters are the chemicals that transmit the nerve impulse across the synapse. They are stored in synaptic vesicles of axon terminal and are released into the synaptic cleft.

Detailed explanation-3: -Neurotransmitters travel across the synapse between the axon and the dendrite of the next neuron. Neurotransmitters bind to the membrane of the dendrite. The binding allows the nerve impulse to travel through the receiving neuron.

Detailed explanation-4: -Neurotransmitter – A chemical released from a neuron following an action potential. The neurotransmitter travels across the synapse to excite or inhibit the target neuron.

Detailed explanation-5: -A neuron sending a signal (i.e., a presynaptic neuron) releases a chemical called a neurotransmitter, which binds to a receptor on the surface of the receiving (i.e., postsynaptic) neuron. Neurotransmitters are released from presynaptic terminals, which may branch to communicate with several postsynaptic neurons.

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