Human physiology worksheet with answers

Free printable Human physiology worksheet: 8 problems from easy to exam level, with an answer key. Print it or save it as a PDF.

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Name: ____________________   Date: ____________

1.Easy

Which gland is often called the "master gland" because it controls many other endocrine glands?

  1. APineal gland
  2. BPituitary gland
  3. CAdrenal gland
  4. DThyroid gland
2.Easy

Which pituitary hormone stimulates the thyroid gland?

  1. ALuteinising hormone (LH)
  2. BThyroid-stimulating hormone (TSH)
  3. CGrowth hormone (GH)
  4. DAdrenocorticotropic hormone (ACTH)
3.Easy

Which hormone, released by the stomach lining, stimulates gastric acid secretion?

  1. ASecretin
  2. BInsulin
  3. CGlucagon
  4. DGastrin
4.Medium

Where does the final activation step of vitamin D (1-alpha hydroxylation) take place?

  1. ASmall intestine
  2. BLiver
  3. CSkin
  4. DKidney
5.Medium

Which ABO blood group has both anti-A and anti-B antibodies in the plasma?

  1. AGroup B
  2. BGroup AB
  3. CGroup A
  4. DGroup O
6.Medium

Which cells in the stomach secrete hydrochloric acid?

  1. AGoblet cells
  2. BG cells
  3. CParietal cells
  4. DChief cells
7.Hard

Which adaptation develops over days to weeks at high altitude?

  1. AA fall in haematocrit
  2. BIncreased renal bicarbonate retention
  3. CHigher erythropoietin levels and more red blood cells
  4. DLower ventilation to save oxygen
8.Hard

After a head injury, a patient passes large volumes of very dilute urine and plasma sodium rises. What is the most likely cause?

  1. AUncontrolled diabetes mellitus
  2. BExcess ADH release (SIADH)
  3. CExcess aldosterone
  4. DLack of ADH release (cranial diabetes insipidus)

Answer key

  1. 1. B · Pituitary gland
  2. 2. B · Thyroid-stimulating hormone (TSH)
  3. 3. D · Gastrin
  4. 4. D · Kidney
  5. 5. D · Group O
  6. 6. C · Parietal cells
  7. 7. C · Higher erythropoietin levels and more red blood cells
  8. 8. D · Lack of ADH release (cranial diabetes insipidus)

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