A. chemical; electrical
B. acetylcholine, catecholamine
C. dendrite; axon
D. electrical; chemical
Related Mcqs:
- Communication within a neuron is_______________, while communication between neurons is________________.
A. chemical; electrical
B. electrical; mechanical
C. electrical; chemical
D. mechanical; electrical - The neuron conducts the impulse in the form of nerve impulse during:
A. Threshold potential
B. Active membrane potential
C. Resting membrane potential
D. All of the above - The ___________ is responsible for the transmission of an impulse between neurons?
A. actomyosin
B. acetylcholine
C. acetyl cholinesterase
D. luteinizing hormone - ______ receive information from other neurons; _________ transmit information other neurons.
A. synapses, cell bodies
B. Dendrites, axon buttons
C. Axon buttons dendrites
D. Axon; cell bodies - In myelinated neurons the impulse jumps from node to rode (rod of Ranvier). This is called:
A. Nerve impulse
B. Saltatory impulse
C. Presynaptic impulse
D. Postsynaptic impulse - A neural impulse is initiated when neuron’s charge momentarily becomes less negative or even positive. This event is called:
A. an action potential
B. a resting potential
C. impulse facilitation
D. inhibitory - The conduction of a nerve impulse down the axon is called a (n):
A. ion potential
B. action potential
C. resting discharge
D. synapse - Chemicals which are produced in the brain and facilitate communication between nerve cells are called ______________?
A. neurotransmitters
B. plasmas
C. syntactic structures
D. adrenocorticoids - A membrane potential of_________volts exits when a neuron is not conducting a nerve impulse:
A. 0.05
B. 0.07
C. 0.05 to 0.07
D. 1 - The passage of nerve impulse is associated with increase in permeability of which of the following ion:
A. Sodium
B. Potassium
C. Organic ions
D. Inorganic ions
