Control And Co-ordination Subtopics For MHT-CET
- Nervous Co-ordination In lower Animals
- Neural Tissue
- Synapse
- Transmission Of Nerve Impulse
- Human Nervous System
- Sensory Receptors
- Disorders Of Nervous System
- Chemical Co-ordination
- Endocrine Gland
- Major Endocrine Glands
Multiple choice questions for biology MHT-CET
Q1. Higher animals respond to various change or stimuli in the external environment by:
A. Endocrine glands
B. Nervous system
C. Lymphatic system
D. Both (A) and (B)
Correct Answer: (D)
Q2. _________ show(s) diffuse type of nervous system.
A. Hydra
B. Planaria
C. Sponges
D. Vertebrates
Correct Answer: (A)
Q3. Neural tissue consists of:
A. Neurons and neuroglia
B. Glial cells only
C. Neurons only
D. Nerve cells and neurons
Correct Answer: (A)
Q4. _________ are the structural and functional units of the nervous system.
A. Neurons
B. Neuroglia
C. Oligodendrocytes
D. Schwann cells
Correct Answer: (A)
Q5. __________ are processes arising from cyton.
A. Axons
B. Dendrons
C. Astrocytes
D. All of these
Correct Answer: (D)
Q6. The terminal branches of axons attach to a:
A. Muscle
B. Gland
C. Telodendrites
D. All of these
Correct Answer: (D)
Q7. Terminally, the axons gives out branches called:
A. Collaterals
B. telodendrons
C. Nissl's granules
D. Cytons
Correct Answer: (B)
Q8. The interconnection between two neurons or neuron with motor organ is called:
A. Cyton
B. Synapse
C. Telondendrite
D. axon
Correct Answer: (B)
Q9. Cytons are generally found inside the:
A. Brain
B. Spinal cord
C. Ganglia
D. All of these
Correct Answer: (D)
Q10. Small groups of cell bodies inside the white matter of brain are called:
A. Basal nuclei
B. Axon hillock
C. Astrocytes
D. Ependymal cells
Correct Answer: (A)
Q11. The condition of impulse by medullated nerve is _____ times faster than the non-medullated nerve fiber's.
A. 10
B. 20
C. 50
D. 80
Correct Answer: (C)
Q12. The connective tissue covering around the nerve fascicle is called:
A. Endoneurium
B. Perineurium
C. Epineurium
D. Peritoneum
Correct Answer: (A)
Q13. Star shaped and most abundant neuroglial cells are:
A. Microglia
B. Schwann cells
C. Astrocytes
D. Oligodendrocytes
Correct Answer: (C)
Q14. _________ mainly form the myelin sheath around the ventral axons.
A. Astrocytes
B. Oligodendrocytes
C. Microglia
D. Ependymal cells
Correct Answer: (B)
Q15. The neuroglial cells that are derived from monocytes and act as macrophages are:
A. Ependymal cells
B. Oligodendrocytes
C. Schwann cells
D. Microglia
Correct Answer: (D)
Q16._________ form a single layer of squamous or columnar often ciliated epithelial cells lining the ventricles.
A. Ependymal cells
B. Schwann cells
C. Satellite cells
D. oligodendrocytes
Correct Answer: (A)
Q17. Which of the following is/are the properties of nerve fibres ?
A. Irritability
B. Conductivity
C. Synaptic fatigue
D. All of these
Correct Answer: (D)
Q18. The nerve cell which carries impulse to the synapse is:
A. Post synaptic neuron
B. Pre synaptic neuron
C. Post axonic neuron
D. pre axonic neuron
Correct Answer: (B)
Q19. __________ is the intercellular space that lies between two nerve cells.
A. Synaptic vesicle
B. Endoneurium
C. Synaptic cleft
D. Axon hillock
Correct Answer: (C)
Q20. At electrical synapse, the gap between pre-synaptic and post synaptic neuron is:
A. 2 nm
B. 3.8 nm
C. 5.3 nm
D. 7.5 nm
Correct Answer: (B)
Q21.Synaptic vesicles contain:
A. Nerve fibres
B. Neurotransmitters
C. muscle fibres
D. Enzymes
Correct Answer: (B)
Q22. After transmission of impulse, neurotransmitter is removed from synaptic cleft by:
A. Astrocytes
B. Hormones
C. Cholinesterase
D. Calcium channels
Correct Answer: (C)
Q23. The mineral necessary for nervous conduction is:
A. Iron
B. sodium
C. Phosphorus
D. Magnesium
Correct Answer: (B)
Q24. The average potential difference across the nerve cell membrane is:
A. -20 mV
B. -70 mV
C. -150 mV
D. -200 mV
Correct Answer: (B)
Q25. The resting membrane is much more permeable to:
A. Na'
B. K'
C. Cu'
D. Mn'
Correct Answer: (B)
Q26. Nervous system of humans consist of:
A. Central nervous system
B. Peripheral nervous system
C. Autonomic nervous system
D. All of these
Correct Answer: (D)
Q27. Human brain is divisible into ______ parts.
A. Two
B. Four
C. Three
D. Six
Correct Answer: (C)
Q28. Outermost covering of human brain is:
A. Dura mater
B. Pia mater
C. Arachnoid
D. None of these
Correct Answer: (A)
Q29. The innermost membrane surrounding the brain is:
A. Pia mater
B. Dura mater
C. Arachnoid
D. Pericardium
Correct Answer: (A)
Q30. The space between pia mater and arachnoid mater is called:
A. Epidural space
B. Subdural space
C. Subarachnoid space
D. Central canal
Correct Answer: (C)
Q31. The subarachnoid space is filled with:
A. Visceral fluid
B. Cerebrospinal fluid
C. Synovial fluid
D. Serous fluid
Correct Answer: (B)
Q32. The function of choroid plexuses and ependymal cells is to produce:
A. Lymph
B. Blood
C. Cerebrospinal fluid
D. Endolymph
Correct Answer: (C)
Q33. A total _________ cc of CSF is present in and around the CNS.
A. 30-50 cc
B. 80-90 cc
C. 100-120 cc
D. 200-300 cc
Correct Answer: (C)
Q34. The study of all aspects of the brain is called:
A. Serology
B. Histology
C. Encephalology
D. Paleontology
Correct Answer: (C)
Q35. Forebrain consists of following , EXCEPT:
A. Pons varolii
B. Diencephalon
C. cerebrum
D. Olfactory lobes
Correct Answer: (A)
Q36. Forebrain is called:
A. Mesencephalon
B. Prosencephalon
C. Telencephalon
D. Rhinencephalon
Correct Answer: (B)
Q37. Which part of the brain can distinguish between smell ?
A. Epithalamus
B. Pons varolii
C. Olfactory lobes
D. Medulla
Correct Answer: (C)
Q38. The largest part of the brain is:
A. Cerebrum
B. Medulla oblongata
C. Cerebellum
D. Diencephalon
Correct Answer: (A)
Q39. Cerebrum constitutes ________ % of entire weight of the brain.
A. 15
B. 20
C. 85
D. 50
Correct Answer: (C)
Q40. The corpus callosum joins:
A. Cerebral hemisphere
B. Optic lobes
C. Olfactory lobes
D. Optic Chiasma
Correct Answer: (A)
Q41. Broca's motor speech area is located in:
A. Temporal lobe
B. Medulla oblongata
C. Frontal lobe
D. Diencephalon
Correct Answer: (C)
Q42. Motor speech area is:
A. Wernicke's area
B. Visual cortex
C. Auditory area
D. Broca's area
Correct Answer: (D)
Q43. ___________ is responsible mainly for somesthetic sensation of pain.
A. Frontal lobe
B. Parietal lobe
C. Temporal lobe
D. Occipital lobe
Correct Answer: (B)
Q44. Temporal lobe contains centre for :
A. Smell
B. Auditory
C. Speech
D. All of these
Correct Answer: (D)
Q45. _________ lobe has centre for visual functions.
A. Frontal
B. Occipital
C. Parietal
D. Temporal
Correct Answer: (B)
Q46. In cerebral hemisphere, masses of grey matter located in white matter are called:
A. Basal nuclei
B. Thalami
C. Corpora striata
D. Optic chiasma
Correct Answer: (A)
Q47. _________ is located at the floor of cerebrum.
A. Diocoel
B. Foramen of monro
C. Corpus striatum
D. Epithalamus
Correct Answer: (C)
Q48. Third ventricle of brain is called:
A. Myelocoele
B. Diocoel
C. Lateral ventricle
D. Metacoel
Correct Answer: (B)
Q49. Lateral ventricles are connected to third ventricle through:
A. Diocoel
B. Foramen of monro
C. Corpus striatum
D. Corpus callosum
Correct Answer: (B)
Q50. The non-nervous roof of diencephalon is called:
A. Thalamus
B. Epithalamus
C. Hypothalamus
D. None of these
Correct Answer: (B)