TMS (Test fĂŒr Medizinische StudiengĂ€nge) practice · Medical and Scientific Understanding

Biology and Physiology

21 practice questions, each with the answer and an explanation.

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Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.

All 21 questions

  1. What is the main function of red blood cells?
  2. Which chamber of the heart pumps oxygen-rich blood into the aorta?
  3. In which organ does most absorption of nutrients take place?
  4. Which hormone lowers the blood glucose level after a meal?
  5. Which organ produces bile?
  6. In DNA, which base pairs with adenine?
  7. During which phase of mitosis do the sister chromatids move to opposite poles?
  8. What does meiosis produce from one diploid cell?
  9. Which blood group is the universal donor for red blood cells?
  10. Which part of the nephron filters the blood?
  11. In one cycle, the sodium-potassium pump moves which ions across the membrane?
  12. Which type of immunity creates memory B cells after contact with a germ?
  13. Which enzyme in saliva begins the digestion of starch?
  14. What is the role of surfactant in the lungs?
  15. In a population in Hardy-Weinberg equilibrium, 1 person in 100 has a recessive disease. About what share of people are carriers?
  16. Two parents are both heterozygous (Aa) for a recessive trait. What is the probability that a child is aa?
  17. A woman is a carrier of an X-linked recessive disease and her partner is healthy. What is the probability that their son is affected?
  18. Which vitamin deficiency causes scurvy?
  19. Which cell organelle produces most of the ATP in an animal cell?
  20. A resting heart beats 70 times per minute and ejects 70 mL of blood per beat. What is the cardiac output?
  21. Which structure connects the middle ear with the throat and equalises pressure?

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