Nervous system in humans: Neural Control and Coordination - MCQs Quiz - 3
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Which one of the followings is the largest portion of the brain in humans?
Which neuroglia cells produce a fatty insulating material called myelin?
Both (A) and (B)
Neither (A) nor (B)
During synaptic transmission of nerve impulse, neurotransmitter (P) is released from synaptic vesicles by the action of ions (Q). Choose the correct P and Q.
P = Acetylcholine, Q = Ca++
P = Acetylcholine, Q = Na+
P = GABA, Q=Na+
P = Cholinesterase, Q = Ca++
Which of the following does not act as a neurotransmitter?
Which one of the followings is responsible for the improvement of nutrient flow to the neurons and provides electrical insulation?
Which of the following is not related to the autonomic nervous system?
Memory and learning
Which of the following options is appropriate for the processing center "Wernicke’s area" found in left cerebral cortex?
Helps us to understand both written and spoken word
Adds grammatical refinements
Sends information to Broca’s area
Both (A) and (C)
Which of the following nerves is the largest of all the cranial nerves?
Which one of the following cranial nerves is carrying the nerve fibres originating from the Edinger-Westphal nucleus?
Which one of the common neurotransmitters is paired wrongly with the site where it is released?
Somatostatin - pancreas
Serotonin - spinal cord
Acetylcholine - Neuromuscular junctions
Endorphins - autonomic nervous system
Which one of the following is the correct statement regarding the particular psychotropic drug specified?
Barbiturates cause relaxation and temporary euphoria
Hashish causes after thought perceptions and hallucinations
Opium stimulates nervous system and causes hallucinations
Morphine leads to delusions and disturbed emotions
Which one of the following pairs is incorrectly matched in regard to the principal actions of neurotransmitters?
Endorphins - involved in moods
Serotonin - involved in sleep cycle
Norepinephrine - plays a role in emotions
Somatostatin - inhibits pancreatic release of growth hormone
Which one of the followings is correct in regard to the function of cerebellum?
Which one of the followings is not correct about neuroglial cells?
Generate or transmit impulses
Maintain healthy concentrations of important chemicals in the fluid
Provide physical support and protection to neurons
In PNS, responsible for myelination (Schwann cells)
Which one of the following aspects is an exclusive characteristic of living things?
Perception of events happening in the environment and their memory
Increase in mass by accumulation of material both on surface as well as internally
Isolated metabolic reactions occur in vitro
Increase in mass from inside only
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