NEET Biology is the scoring paper in the medical entrance examination. Here, you will discover the NEET Biology MCQ Questions for all Concepts as per the latest syllabus. Practice more on a regular basis with these NEET Biology objective questions on air pollution and improve your subject knowledge & problem-solving skills along with time management. NEET Biology Neural Communication Multiple Choice Questions make you feel confident in answering the question in the exam & increases your scores to high.
MCQs on Neural Communication
1. The mode of communication between the neurons by sending electrical impulses known as _______.
(a) Membrane potentials
(b) Neuromodulators
(c) Neurotransmitters
(d) Action potentials
Answer
Answer: (d)
2. If the cell stimulation is strong, then the strength of the action potential produced would be ______.
(a) Weaker than the produced by weak stimulation
(b) Stronger than the produced by weak stimulation
(c) Double then the produced by the weak stimulation
(d) No different to the produced by weak stimulation
Answer
Answer: (d)
3. Dopamine, serotonin and noradrenaline are collectively called _______.
(a) Amines
(b) Hallucinogens
(c) Anxiolytics
(d) Neurotransmitters
Answer
Answer: (a)
4. The excess amount of produced neurotransmitters by presynaptic neurons is __________.
(a) Taken up by postsynaptic neurons
(b) Recycled back into the presynaptic neuron
(c) Removed and taken around the rest of the body
(d) Eliminated by substances contained within the cell body
Answer
Answer: (b)
5. Acetylcholine is a neurotransmitter enabling communication between muscles and nerves. In case of an interruption in the interaction between acetylcholine and acetylcholine receptor sites on the muscles, this condition can occur in _______.
(a) Botulism
(b) Myasthenia gravis
(c) Multiple sclerosis
(d) Both A and B
Answer
Answer: (b)
6. Which of the following disorder causes dopamine neurons to die?
(a) Seizure disorder
(b) Multiple sclerosis
(c)Parkinson’s disease
(d) Lou Gehrig’s disease
Answer
Answer: (c)
7. Which of the following is a genetic disorder that induces neurons in the brain to drain away and die?
(a) Poliomyelitis
(b) Encephalitis
(c) Multiple sclerosis
(d) Huntington’s disease
Answer
Answer: (d)
8. Which of the following is called the common neurotransmitter?
(a) Acetylcholine
(b) Dopamine
(c) Serotonin
(d) All of the above
Answer
Answer: (d)
9. The cavity of the diencephalon is known as _______.
(a) First ventricle
(b) Third ventricle
(c) Second ventricle
(d) Fourth ventricle
Answer
Answer: (b)
10. Which of the following is the cause for transmission of nerve impulse through nerve fibre in a single direction?
(a) Neurotransmitters released by dendrites.
(b) Neurotransmitters released by axon endings.
(c) Nerve fibre is insulated by a medullary sheath
(d) None of the above.
Answer
Answer: (b)