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question_answer1)
Most of the neurons of our body are [AFMC 1994]
A)
Unipolar done
clear
B)
Bipolar done
clear
C)
Pseudounipolar done
clear
D)
Multipolar done
clear
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question_answer2)
Synapses store [BHU 1985]
A)
Stimulating chemicals done
clear
B)
Inhibitory chemicals done
clear
C)
Conducting chemicals done
clear
D)
All of these done
clear
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question_answer3)
Schwann cells and Node of Ranvier are found in [CPMT 1976; DPMT 1993; BHU 2003]
A)
Nervous tissue done
clear
B)
Osteoblast done
clear
C)
Chondrioblast done
clear
D)
Gland cells done
clear
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question_answer4)
Branched ends of nerve cells are called telodendria which establish the functional contact with other nerve cell. This connection is called [BHU 1976, 85; DPMT 1984; CPMT 1984, 87; AFMC 1986]
A)
Sinongium done
clear
B)
Synapse done
clear
C)
Synapsis done
clear
D)
Synapta done
clear
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question_answer5)
Largest number of cell bodies of neuron in our body are found in [CPMT 1972]
A)
Retina done
clear
B)
Spinal cord done
clear
C)
Brain done
clear
D)
Tongue done
clear
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question_answer6)
In the diagram of multipolar myelinated neuron given below, different parts have been indicated by alphabetes; choose the answers in which these alphabetes have been correctly matched with the parts which they indicate [KCET 1999]
A)
A = Cell body, B = Nissl bodies, C = Nucleus, D = Dendrites, E = Naked portion of axon, F = Myelin sheath, G = Node of Ranvier done
clear
B)
A = Cell body, B = Nissl bodies, C = Naked portion of axon, D = Dendrites, E = Nucleus, F = Myelin sheath, G = Node of Ranvier done
clear
C)
A = Cell body, B = Nissl bodies, C = Naked portion of axon, D = Nucleus, E = Dendrites, F = Myelin sheath, G = Node of Ranvier done
clear
D)
A = Cell body, B = Nissl bodies, C = Dendrites, D = Nucleus, E = Naked portion of axon, F = Myelin sheath, G = Node of Ranvier done
clear
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question_answer7)
Irritability and conductivity are maximum developed in
A)
Muscular tissue done
clear
B)
Nervous tissue done
clear
C)
Connective tissue done
clear
D)
None of the above done
clear
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question_answer8)
Nerve cell originated from embryonic [ST 1975; CPMT 1982, 89; CBSE PMT 1989]
A)
Ectoderm done
clear
B)
Mesoderm done
clear
C)
Both of these done
clear
D)
Endoderm done
clear
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question_answer9)
Longest cell in human body may be [BHU 1983; CPMT 1971, 73, 86, 89; MP PMT 1998]
A)
Nerve cell done
clear
B)
Leg muscle cell done
clear
C)
Bone cell done
clear
D)
Heart muscle cell done
clear
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question_answer10)
Nerve fibre is different from the muscle fibre due to the presence of [CPMT 1982]
A)
Myofibrils done
clear
B)
Lines done
clear
C)
Sarcolemma done
clear
D)
Dendrites done
clear
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question_answer11)
The neurons arise from the embryonic cell is called
A)
Neuroblast done
clear
B)
Cytoblast done
clear
C)
Dendrocyte done
clear
D)
All of the above done
clear
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question_answer12)
Axons form nerve in
A)
Autonomic nervous system done
clear
B)
Central nervous system done
clear
C)
Peripheral nervous system done
clear
D)
All of the above done
clear
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question_answer13)
Neurons with long axons are called
A)
Golgi type I done
clear
B)
Golgi type II done
clear
C)
Golgi type III done
clear
D)
Golgi type IV done
clear
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question_answer14)
The function of repairing in nervous tissue is done by
A)
Glial cells done
clear
B)
Nerve cells done
clear
C)
Cytons done
clear
D)
Only axons done
clear
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question_answer15)
Reversal potential
A)
Is always negative done
clear
B)
Is always positive done
clear
C)
Is always neutral done
clear
D)
Never develops until death done
clear
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question_answer16)
To start conduction of impulse, the value of action potential must not be
A)
Less than threshold value done
clear
B)
More than threshold value done
clear
C)
Equal to threshold value done
clear
D)
All of the above done
clear
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question_answer17)
Myelin sheath is a layer covering [CMC Vellore 1993]
A)
A nerve fibre in an insect done
clear
B)
A chick embryo done
clear
C)
A muscle fibre in a vertebrate done
clear
D)
A nerve fibre in a vertebrate done
clear
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question_answer18)
Neuroglia cells differ from neurons in having [CMC Vellore 1993]
A)
No Nissl's granules done
clear
B)
No radiating processes done
clear
C)
No cyton done
clear
D)
No nucleus done
clear
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question_answer19)
The junction between Schwann cells is known as [MP PMT 1992]
A)
Plasmalemma done
clear
B)
Node of Ranvier done
clear
C)
Dendrons done
clear
D)
Synapse done
clear
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question_answer20)
Some cells of our body can be over a foot long. These are [CPMT 1973]
A)
Nerve cells done
clear
B)
Muscle cells done
clear
C)
Bone cells done
clear
D)
Gland cells done
clear
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question_answer21)
Nissl's granules are characteristically found in [CPMT 1977, 81, 88; BHU 1985; AFMC 1985; MP PMT 1992, 97]
A)
Nephrons done
clear
B)
Neurons done
clear
C)
Cytons done
clear
D)
Dendrites done
clear
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question_answer22)
Nissl's granules are found in cyton of nerve cells. These have affinity for basic dyes. The granules are made up of [BHU 1988; CBSE PMT 2003]
A)
Mitochondria done
clear
B)
Cell metabolites done
clear
C)
Fat granules done
clear
D)
Ribosomes done
clear
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question_answer23)
The afferent process of neuron is known as [DPMT 1985]
A)
Axon done
clear
B)
Dendrite done
clear
C)
Cyton done
clear
D)
Neurofibrillae done
clear
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question_answer24)
Which of the following tissues in mammals show the least capacity for regeneration [CPMT 1981, 90, 95,97]
A)
Epithelial tissue of the skin done
clear
B)
Endothelium of blood vessels done
clear
C)
Skeletal tissue of long bones done
clear
D)
Nervous tissue of brain done
clear
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question_answer25)
The tissue having similar properties as of protoplasm is
A)
Epithelial tissue done
clear
B)
Connective tissue done
clear
C)
Nervous tissue done
clear
D)
Muscular tissue done
clear
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question_answer26)
Cell bodies or cyton is found in
A)
Brain done
clear
B)
Spinal cord done
clear
C)
Brain and ganglia done
clear
D)
Brain, spinal cord and ganglia done
clear
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question_answer27)
The heart continuous beating normally even when its nervous supply is completely obliterated because it is
A)
Myogenic done
clear
B)
Neurogenic done
clear
C)
Natural process done
clear
D)
None of the above done
clear
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question_answer28)
Nerve fibres conduct impulses in [RPMT 1999]
A)
One direction done
clear
B)
Two direction done
clear
C)
Multidirection done
clear
D)
None of the above done
clear
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question_answer29)
Neurons are classified on the basis of
A)
Number of nucleus present done
clear
B)
Number of processes arising from the cell body done
clear
C)
Number of dendrites present done
clear
D)
Number of axons present done
clear
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question_answer30)
Velocity of impulse is greater in
A)
Thin nerve done
clear
B)
Thick nerve done
clear
C)
Does not depend on thickness done
clear
D)
Afferent nerve done
clear
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question_answer31)
Function of Neuroglial cells is
A)
Acts as packing cells done
clear
B)
Provide nutrition to the neurons done
clear
C)
Help in memory processes as these store informations in the form of an RNA code done
clear
D)
All the above done
clear
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question_answer32)
Node of Ranvier is found in [MP PMT 2000]
A)
Right auricle done
clear
B)
Muscle bundles done
clear
C)
Dendrite done
clear
D)
Axon done
clear
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question_answer33)
Axon hillock is
A)
Group of axons done
clear
B)
A swelling of axon done
clear
C)
The part of cyton from where the axon arises done
clear
D)
Plasma membrane of axon done
clear
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question_answer34)
Neurohormones are secreted by
A)
Nerve fibre done
clear
B)
Neuroglia done
clear
C)
Ependymal cells done
clear
D)
Neurosecretory cells done
clear
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question_answer35)
Which of the following structures, are the speciality of nerve cells
A)
Nucleus and cytoplasm done
clear
B)
Axon and dendrites done
clear
C)
Vacuoles and fibres done
clear
D)
Synapse and ganglia done
clear
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question_answer36)
The axon contains in its axis cylinder a fibrilar component of \[90\,\overset{o}{\mathop{\text{A}}}\,\] thick called
A)
Axial fibrils done
clear
B)
Myofibrils done
clear
C)
Neurofibrils done
clear
D)
Myelinfibrils done
clear
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question_answer37)
The neurilemma surrounds the
A)
Axis cylinder done
clear
B)
Cell body done
clear
C)
Myelin sheath done
clear
D)
Endoneurium done
clear
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question_answer38)
The function of nervous tissue is [CPMT 1975]
A)
Irritability done
clear
B)
Sensibility done
clear
C)
Responsiveness done
clear
D)
Contraction done
clear
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question_answer39)
Myelin sheath is covering of [CPMT 1970, 73]
A)
Muscle cells done
clear
B)
Axon of neurons done
clear
C)
Blood vessels done
clear
D)
Oesteocytes done
clear
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question_answer40)
Neurons divide
A)
Amitotically done
clear
B)
Mitotically done
clear
C)
Meotically done
clear
D)
None of these done
clear
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question_answer41)
A nerve impulse will travel through a nerve fibre only if the membrane suddenly becomes more permeable to
A)
Chloride ions done
clear
B)
Potassium ions done
clear
C)
Sodium ions done
clear
D)
Calcium ions done
clear
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question_answer42)
Two system which exerts opposite influence on the same organs are
A)
Endocrine and exocrine gland systems done
clear
B)
Muscular and nervous system done
clear
C)
Endocrine and nervous system done
clear
D)
Sympathetic and parasympathetic systems done
clear
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question_answer43)
Which type of neurons are found in the retina
A)
Unipolar done
clear
B)
Pseudo-unipolar done
clear
C)
Multipolar done
clear
D)
Bipolar done
clear
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question_answer44)
Efferent process of the neuron is called
A)
Synapse done
clear
B)
Dendrite done
clear
C)
Boutons terminaux done
clear
D)
Axon done
clear
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question_answer45)
The brain develops from [MP PMT 1997]
A)
Ectoderm done
clear
B)
Mesoderm done
clear
C)
Endoderm done
clear
D)
Meso-endoderm done
clear
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question_answer46)
Which of the following is regarded as a unit of nervous tissue [CBSE PMT 1999]
A)
Axons done
clear
B)
Dendrites done
clear
C)
Neurons done
clear
D)
Myelin sheath done
clear
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question_answer47)
The junction between the axon of one neuron and the dendrite of the next is called [CBSE PMT 1999; CPMT 2001; AFMC 2003;MP PMT 2003]
A)
A joint done
clear
B)
A synapse done
clear
C)
Constant bridge done
clear
D)
Junction point done
clear
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question_answer48)
Which one of the following is not essentially a part of nervous system [CPMT 1998]
A)
Cyton done
clear
B)
Axon done
clear
C)
Myelinated done
clear
D)
Intermedin done
clear
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question_answer49)
Nissl's granules are absent in [CPMT 2001]
A)
Axon done
clear
B)
Cyton done
clear
C)
Dendrone done
clear
D)
Schwann cells done
clear
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question_answer50)
The most appropriate definition of Neuroglial cells are that they are [Kerala CET 2003]
A)
Nonsensory supporting cells done
clear
B)
Secretory cells done
clear
C)
Sensory cells done
clear
D)
Sensory and supporting cells done
clear
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question_answer51)
Schwan cell is found around [BHU 2003]
A)
Axon done
clear
B)
Cyton done
clear
C)
Dendrite done
clear
D)
Dendron done
clear
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question_answer52)
Non-excitable cells, found among the neurons are called [CPMT 2003]
A)
Dendrite done
clear
B)
Axon done
clear
C)
Schwann?s cells done
clear
D)
Nissl?s body done
clear
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