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Question : Neurotransmitters can inhibit or excite neurons. _________ for example, is inhibitory whereas __________ is excitatory
A. GABA glutamate
B. Glutamate GABA
C. Serotonin dopamine
D. None of these
Question : For the first time, research on nerve cells was carried out on this organism
A. Grasshopper
B. Drosophila melanogaster
C. Octopus
D. Giant squid
Question : This amongst the following is found in muscle cells and nerves
A. membrane potential
B. potassium equilibrium potential
C. resting potential
D. sodium equilibrium potential
Question : ________ are the neurons carrying impulses away from the central nervous system
A. Efferent nerves
B. Afferent nerves
C. Extensors
D. Sensory nerves
Question : A nerve impulse jumps from one __________ to another during saltatory conduction
A. Synapse
B. Axon
C. Node of Ranvier
D. Myelin sheath
Question : This neurotransmitter is not a biogenic amine
A. Serotonin
B. Dopamine
C. Norepinephrine
D. Neuropeptides
Question : Which of these is a disease of the myelin sheath?
A. Polio
B. Leprosy
C. Multiple sclerosis
D. Alzheimer
Question : Nissls granules are found in
A. Nerve cells
B. WBC
C. RBC
D. Platelets
Question : The Myelin sheath is derived from the
A. Microglia
B. Neuroglial cells
C. Schwann cells
D. Nerve cells