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 hormone lowers blood glucose?

  1. ACortisol
  2. BAdrenaline
  3. CGlucagon
  4. DInsulin
2.Easy

Which hormone raises blood calcium levels?

  1. AInsulin
  2. BCalcitonin
  3. CThyroxine
  4. DParathyroid hormone
3.Easy

Which hormone is mainly produced by the testes?

  1. AOxytocin
  2. BTestosterone
  3. CProgesterone
  4. DProlactin
4.Medium

During contraction of a skeletal muscle sarcomere, which band stays the same length?

  1. AI band
  2. BThe whole sarcomere
  3. CA band
  4. DH zone
5.Medium

In skeletal muscle, where does most of the calcium for contraction come from?

  1. AThe nucleus
  2. BThe sarcoplasmic reticulum
  3. CThe extracellular fluid
  4. DThe mitochondria
6.Medium

What is the main function of pulmonary surfactant?

  1. ATo kill bacteria in the airways
  2. BTo carry oxygen across the alveolar wall
  3. CTo trap dust in the bronchi
  4. DTo reduce surface tension in the alveoli
7.Hard

In Graves' disease, what thyroid function results are expected and why?

  1. AHigh T4 and high TSH, because the anterior pituitary gland is overactive
  2. BHigh T4 and low TSH, because antibodies stimulate the TSH receptor
  3. CLow T4 and high TSH, because antibodies destroy the gland
  4. DLow T4 and low TSH, because the hypothalamus fails
8.Hard

In long-standing aortic stenosis, how does the left ventricle adapt?

  1. ANo change because the valve is not part of the ventricle
  2. BAtrophy of the muscle due to less work
  3. CThinning of the wall with dilation
  4. DConcentric hypertrophy with a thicker wall

Answer key

  1. 1. D · Insulin
  2. 2. D · Parathyroid hormone
  3. 3. B · Testosterone
  4. 4. C · A band
  5. 5. B · The sarcoplasmic reticulum
  6. 6. D · To reduce surface tension in the alveoli
  7. 7. B · High T4 and low TSH, because antibodies stimulate the TSH receptor
  8. 8. D · Concentric hypertrophy with a thicker wall

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