#medical exam practice question

Thermoregulation

Basal metabolic rate (BMR) contributes approximately what fraction of daily energy expenditure?

60–75% (C) is the right choice. This sits at the heart of Thermoregulation: 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: 60–75% is the option that correctly names the structure, process, or principle asked for in Thermoregulation. That reasoning supports 60–75%. 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 60–75% from memory, then reveal the letter — that habit builds real recall for Thermoregulation.

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.

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Cardiac Cycle and Regulation

Conducting zone primarily functions to:

Pick B: Filter, warm and moisten air. Thinking about Cardiac Cycle and Regulation 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 Filter, warm and moisten air does in Cardiac Cycle and Regulation. Hence Filter, warm and moisten air is correct. Treat this as a building block for the rest of Cardiac Cycle and Regulation; 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.

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Endocrinology

Pancreatic islets constitute approximately how much of pancreatic tissue?

Answer: A) 1%. For Endocrinology, once you lock onto the key mechanism or definition, 1% is the clear fit. If you restate the concept in your own words, 1% is the option that correctly names the structure, process, or principle asked for in Endocrinology. So 1% 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 1% from memory, then reveal the letter — that habit builds real recall for Endocrinology.

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.

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Endocrinology

Hemorrhage refers to:

Go with C — Bleeding from blood vessels. Within Endocrinology, that statement lines up with the standard definition and the usual exam wording you’ll see. In plain terms, this is mainly a definition check, and Bleeding from blood vessels is the standard term or meaning used in Endocrinology. Holding that picture in mind makes Bleeding from blood vessels 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 Bleeding from blood vessels.

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.

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Endocrinology

Addison’s disease results from hyposecretion of:

Pick C: Glucocorticoids and mineralocorticoids. Thinking about Endocrinology 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: cause and effect line up with Glucocorticoids and mineralocorticoids — that is the mechanism or reason the stem is pointing to. Hence Glucocorticoids and mineralocorticoids is correct. Treat this as a building block for the rest of Endocrinology; 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.

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Endocrinology

Exophthalmos is a characteristic feature of:

Go with B — Graves’ disease. Within Endocrinology, that statement lines up with the standard definition and the usual exam wording you’ll see. In plain terms, Graves’ disease is the option that correctly names the structure, process, or principle asked for in Endocrinology. Holding that picture in mind makes Graves’ disease 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 Graves’ disease.

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.

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Sensory System Ear Physiology

Mechanically gated channels in hair cells allow influx of:

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

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