#nervous system MCQ

Peripheral Nervous System

Autonomic nervous system usually has:

The correct answer is B: Two-neuron pathway. In Peripheral Nervous System, this idea is central because it matches how the body actually works in everyday teaching examples. Put simply, Two-neuron pathway is the option that correctly names the structure, process, or principle asked for in Peripheral Nervous System. That is why Two-neuron pathway is the option that holds up when you check it against basic physiology. When you revise, say the answer out loud with one short reason attached; that sticks better than rote lists. Remember that physiology questions reward precise language: name the process, the location, and the outcome, then match that to the option text.

Ref: Animal physiology is Unit 7 of the CSIR NET Life Science Syllabus, covering core body systems. It accounts for roughly 10% of the total marks in Sections B and C.

View Details

Peripheral Nervous System

Somatic nervous system is characterized by:

Answer: C) Single motor neuron pathway. For Peripheral Nervous System, once you lock onto the key mechanism or definition, Single motor neuron pathway is the clear fit. If you restate the concept in your own words, Single motor neuron pathway is the option that correctly names the structure, process, or principle asked for in Peripheral Nervous System. So Single motor neuron pathway is the clean, accurate selection. If a similar stem appears later, start from the same core fact and you will land on the same kind of answer. In class notes, highlight this same phrase next to the related diagram so the wording and the picture reinforce each other.

Ref: Animal physiology is Unit 7 of the CSIR NET Life Science Syllabus, covering core body systems. It accounts for roughly 10% of the total marks in Sections B and C.

View Details

Peripheral Nervous System

Total number of spinal nerve pairs in humans is:

Answer: B) 31. For Peripheral Nervous System, once you lock onto the key mechanism or definition, 31 is the clear fit. If you restate the concept in your own words, 31 is the option that correctly names the structure, process, or principle asked for in Peripheral Nervous System. So 31 is the clean, accurate selection. If a similar stem appears later, start from the same core fact and you will land on the same kind of answer. In class notes, highlight this same phrase next to the related diagram so the wording and the picture reinforce each other. When you practise, cover the choices first, write 31 from memory, then reveal the letter — that habit builds real recall for Peripheral Nervous System.

Ref: Animal physiology is Unit 7 of the CSIR NET Life Science Syllabus, covering core body systems. It accounts for roughly 10% of the total marks in Sections B and C.

View Details

Peripheral Nervous System

Vagus nerve primarily supplies:

Correct option is C, Thoracic and abdominal viscera. In Peripheral Nervous System, the accurate description is Thoracic and abdominal viscera, and that is what you should commit to memory. Keep the definition tight and the role clear — the functional job described in the stem is exactly what Thoracic and abdominal viscera does in Peripheral Nervous System. Then Thoracic and abdominal viscera is the answer you can defend. Check yourself by covering the options and writing the answer first, then matching the letter — that builds confidence. If the wording feels dense, translate it into everyday language first, then map that plain sentence back onto Thoracic and abdominal viscera.

Ref: Animal physiology is Unit 7 of the CSIR NET Life Science Syllabus, covering core body systems. It accounts for roughly 10% of the total marks in Sections B and C.

View Details

Peripheral Nervous System

Which cranial nerve controls movement of eyeball and pupil constriction?

The correct answer is C: Oculomotor. In Peripheral Nervous System, this idea is central because it matches how the body actually works in everyday teaching examples. Put simply, Oculomotor is the option that correctly names the structure, process, or principle asked for in Peripheral Nervous System. That is why Oculomotor is the option that holds up when you check it against basic physiology. When you revise, say the answer out loud with one short reason attached; that sticks better than rote lists. Remember that physiology questions reward precise language: name the process, the location, and the outcome, then match that to the option text.

Ref: Animal physiology is Unit 7 of the CSIR NET Life Science Syllabus, covering core body systems. It accounts for roughly 10% of the total marks in Sections B and C.

View Details

Peripheral Nervous System

Integration center of spinal reflex is located in the:

Go with B — Gray matter. Within Peripheral Nervous System, that statement lines up with the standard definition and the usual exam wording you’ll see. In plain terms, location matters here: Gray matter is the structure or site that matches the description. Holding that picture in mind makes Gray matter feel natural rather than something you only memorise. Link the term to a real body example (organ, tissue, or ion flow) so the idea stays concrete under exam pressure. A short mental diagram helps — start from stimulus or structure, follow the pathway, and stop at the functional result described by Gray matter.

Ref: Animal physiology is Unit 7 of the CSIR NET Life Science Syllabus, covering core body systems. It accounts for roughly 10% of the total marks in Sections B and C.

View Details

Peripheral Nervous System

A reflex arc consists of how many functional components?

Five (C) is the right choice. This sits at the heart of Peripheral Nervous System: the wording points straight to what is happening in the tissue or organ system. A useful study habit is to ask what the structure or process is for: the functional job described in the stem is exactly what Five does in Peripheral Nervous System. That reasoning supports Five. One solid sentence about why this works is enough for recall — you do not need a long essay for every MCQ. When you practise, cover the choices first, write Five from memory, then reveal the letter — that habit builds real recall for Peripheral Nervous System.

Ref: Animal physiology is Unit 7 of the CSIR NET Life Science Syllabus, covering core body systems. It accounts for roughly 10% of the total marks in Sections B and C.

View Details

Peripheral Nervous System

Spinal reflexes are integrated mainly in the:

Answer: C) Spinal cord gray matter. For Peripheral Nervous System, once you lock onto the key mechanism or definition, Spinal cord gray matter is the clear fit. If you restate the concept in your own words, the functional job described in the stem is exactly what Spinal cord gray matter does in Peripheral Nervous System. So Spinal cord gray matter is the clean, accurate selection. If a similar stem appears later, start from the same core fact and you will land on the same kind of answer. In class notes, highlight this same phrase next to the related diagram so the wording and the picture reinforce each other.

Ref: Animal physiology is Unit 7 of the CSIR NET Life Science Syllabus, covering core body systems. It accounts for roughly 10% of the total marks in Sections B and C.

View Details

Peripheral Nervous System

Gray matter of spinal cord mainly contains:

Correct option is B, Neuron cell bodies and interneurons. In Peripheral Nervous System, the accurate description is Neuron cell bodies and interneurons, and that is what you should commit to memory. Keep the definition tight and the role clear — the functional job described in the stem is exactly what Neuron cell bodies and interneurons does in Peripheral Nervous System. Then Neuron cell bodies and interneurons is the answer you can defend. Check yourself by covering the options and writing the answer first, then matching the letter — that builds confidence. If the wording feels dense, translate it into everyday language first, then map that plain sentence back onto Neuron cell bodies and interneurons.

Ref: Animal physiology is Unit 7 of the CSIR NET Life Science Syllabus, covering core body systems. It accounts for roughly 10% of the total marks in Sections B and C.

View Details

Synapse

Synchronization of neuronal activity is a key feature of:

The correct answer is B: Electrical synapses. In Synapse, this idea is central because it matches how the body actually works in everyday teaching examples. Put simply, excitable-cell physiology turns on membranes, ions, and signalling steps, and Electrical synapses captures the correct piece of that story. That is why Electrical synapses is the option that holds up when you check it against basic physiology. When you revise, say the answer out loud with one short reason attached; that sticks better than rote lists. Remember that physiology questions reward precise language: name the process, the location, and the outcome, then match that to the option text.

Ref: Animal physiology is Unit 7 of the CSIR NET Life Science Syllabus, covering core body systems. It accounts for roughly 10% of the total marks in Sections B and C.

View Details

Neuron; Structure and Function

Which part of neuron is the trigger zone for action potential initiation?

Axon hillock–initial segment junction (B) is the right choice. This sits at the heart of Neuron; Structure and Function: the wording points straight to what is happening in the tissue or organ system. A useful study habit is to ask what the structure or process is for: Axon hillock–initial segment junction is the option that correctly names the structure, process, or principle asked for in Neuron; Structure and Function. That reasoning supports Axon hillock–initial segment junction. One solid sentence about why this works is enough for recall — you do not need a long essay for every MCQ.

Ref: Animal physiology is Unit 7 of the CSIR NET Life Science Syllabus, covering core body systems. It accounts for roughly 10% of the total marks in Sections B and C.

View Details