Transport in the body Quiz
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5 questions, one answer each
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1. Which chamber of the heart receives blood from the lungs?
- A. Right atrium
- B. Right ventricle
- C. Left atrium
- D. Left ventricle
2. Which blood vessel has walls that are one cell thick?
- A. Capillary
- B. Artery
- C. Vein
- D. Aorta
3. Which component of blood contains haemoglobin?
- A. Plasma
- B. Platelets
- C. White blood cells
- D. Red blood cells
4. A pulse of 21 beats is counted in 15 seconds. What is the heart rate?
- A. 21 bpm
- B. 84 bpm
- C. 63 bpm
- D. 105 bpm
5. Why do veins contain valves?
- A. To increase the pressure of blood
- B. To make the walls thicker
- C. To stop blood flowing backwards
- D. To carry oxygen to cells