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Peripheral Nervous System

Latest questions in this category.

30 questions

Parasympathetic postganglionic neurons release:

Answer: C) Set point. For Peripheral Nervous System, once you lock onto the key mechanism or definition, Set point is the clear fit. If you restate the concept in your own words, Set point is the option that correctly names the structure, process, or principle asked for in Peripheral Nervous System. So Set point 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.

Which sympathetic postganglionic neurons are cholinergic?

Pick A: Those innervating sweat glands. Thinking about Peripheral Nervous System in a practical way — what the structure does, or what the process achieves — leads you here. Clinically and academically, the same logic shows up again and again: endocrine control is about which gland or messenger acts where, and Those innervating sweat glands is the accurate match. Hence Those innervating sweat glands is correct. Treat this as a building block for the rest of Peripheral Nervous System; neighbouring topics often reuse the same principle. Keep a one-line summary card for this idea and revisit it before the paper; short, repeated review beats long cramming sessions.

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.

Postganglionic sympathetic neurons mostly release:

Correct option is C, Norepinephrine. In Peripheral Nervous System, the accurate description is Norepinephrine, and that is what you should commit to memory. Keep the definition tight and the role clear — Norepinephrine is the option that correctly names the structure, process, or principle asked for in Peripheral Nervous System. Then Norepinephrine 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 Norepinephrine. 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.

Preganglionic neurons of sympathetic system release:

Correct option is C, Acetylcholine. In Peripheral Nervous System, the accurate description is Acetylcholine, and that is what you should commit to memory. Keep the definition tight and the role clear — Acetylcholine is the option that correctly names the structure, process, or principle asked for in Peripheral Nervous System. Then Acetylcholine 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 Acetylcholine. 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.

Parasympathetic nervous system is also called:

The correct answer is C: Craniosacral outflow. In Peripheral Nervous System, this idea is central because it matches how the body actually works in everyday teaching examples. Put simply, this is mainly a definition check, and Craniosacral outflow is the standard term or meaning used in Peripheral Nervous System. That is why Craniosacral outflow 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.

Sympathetic nervous system originates from:

Answer: B) Thoracolumbar region. For Peripheral Nervous System, once you lock onto the key mechanism or definition, Thoracolumbar region is the clear fit. If you restate the concept in your own words, Thoracolumbar region is the option that correctly names the structure, process, or principle asked for in Peripheral Nervous System. So Thoracolumbar region 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.

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.

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.

Sacral plexus primarily supplies:

Pick C: Posterior thigh and leg. Thinking about Peripheral Nervous System in a practical way — what the structure does, or what the process achieves — leads you here. Clinically and academically, the same logic shows up again and again: the functional job described in the stem is exactly what Posterior thigh and leg does in Peripheral Nervous System. Hence Posterior thigh and leg is correct. Treat this as a building block for the rest of Peripheral Nervous System; neighbouring topics often reuse the same principle. Keep a one-line summary card for this idea and revisit it before the paper; short, repeated review beats long cramming sessions.

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.

Lumbar plexus mainly innervates:

Go with C — Anterior thigh and abdominal wall. Within Peripheral Nervous System, that statement lines up with the standard definition and the usual exam wording you’ll see. In plain terms, the functional job described in the stem is exactly what Anterior thigh and abdominal wall does in Peripheral Nervous System. Holding that picture in mind makes Anterior thigh and abdominal wall 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 Anterior thigh and abdominal wall.

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.

Brachial plexus supplies nerves to the:

Upper limb (B) 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: Upper limb is the option that correctly names the structure, process, or principle asked for in Peripheral Nervous System. That reasoning supports Upper limb. 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 Upper limb 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.

Intercostal nerves arise from spinal segments:

T1–T12 (B) 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: T1–T12 is the option that correctly names the structure, process, or principle asked for in Peripheral Nervous System. That reasoning supports T1–T12. 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 T1–T12 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.