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Nursing Question Bank

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Each pathway includes common preparation. These are original practice questions, not verified official past papers.

1265 available questions

Biology · Question 261

In the ABO and RhD classification, which blood group is the universal red-cell recipient?

  1. B positive
  2. AB positive
  3. A negative
  4. O negative
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Correct answer: B

AB positive

AB-positive people can receive red cells of all ABO/RhD types in this simplified classification; other compatibility testing is still required.

Biology · Question 262

Antibodies are produced by:

  1. Neutrophils only
  2. B lymphocytes (plasma cells)
  3. Platelets
  4. Red blood cells
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Correct answer: B

B lymphocytes (plasma cells)

Antibody-secreting plasma cells develop from activated B lymphocytes.

Biology · Question 263

Vaccination provides:

  1. Artificial passive immunity
  2. Artificial active immunity
  3. Natural passive immunity
  4. Natural active immunity
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Correct answer: B

Artificial active immunity

Vaccination stimulates the recipient immune response, producing artificially acquired active immunity.

Biology · Question 264

Malaria is caused by:

  1. Salmonella
  2. Entamoeba
  3. Plasmodium
  4. Vibrio
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Correct answer: C

Plasmodium

Malaria is caused by parasites of the genus Plasmodium.

Biology · Question 265

The vector of malaria is the:

  1. Housefly
  2. Aedes mosquito
  3. Tsetse fly
  4. Female Anopheles mosquito
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Correct answer: D

Female Anopheles mosquito

Infected female Anopheles mosquitoes transmit malaria parasites.

Biology · Question 266

The vector of dengue fever is the:

  1. Aedes mosquito
  2. Flea
  3. Sandfly
  4. Anopheles mosquito
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Correct answer: A

Aedes mosquito

Dengue is transmitted mainly by infected female Aedes mosquitoes, particularly Aedes aegypti.

Biology · Question 267

The smallest bone in the human body is the:

  1. Stapes
  2. Clavicle
  3. Femur
  4. Radius
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Correct answer: A

Stapes

The stapes is a small middle-ear ossicle and is the smallest human bone.

Biology · Question 268

What is the standard number of bones in a typical adult human skeleton?

  1. 300
  2. 206
  3. 250
  4. 180
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Correct answer: B

206

The standard adult skeleton count is 206; individual anatomical variation can occur.

Biology · Question 269

The structural and functional unit of the nervous system is the:

  1. Nephron
  2. Neuron
  3. Alveolus
  4. Sarcomere
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Correct answer: B

Neuron

Neurons are specialised cells that receive and transmit nervous signals.

Biology · Question 270

Which neurotransmitter is released at a skeletal neuromuscular junction?

  1. Insulin
  2. Thyroxine
  3. Acetylcholine
  4. Adrenaline only
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Correct answer: C

Acetylcholine

Somatic motor neurons release acetylcholine at skeletal neuromuscular junctions.