01: Anatomy and Physiology of the Heart
Q1.The adult heart is a muscular organ about the size of a
- clenched fist
Q2. The pumping action of the heart is ...
- alternate contraction and relaxation of the heart muscle
- a complex yet co-ordinated sequence of electrical and mechanical events
- influenced by demand from the body
- all of these
Q3. The cardiac cycle comprises of two phases;
Q4. Contraction of the heart is known as
Q5.Relaxation of the heart is known
Q6. The heart beats at rest approximately
- 40-45 beats per minute
- 60-100 beats per minute
- 100-120 beats per minute
- 120-140 beats per minute
Q7. For an adult at rest the volume of blood pumped by the heart per minute (cardiac output) is...?
- 5 litres
- 3 litres
- 7 litres
- 9 litres
Please refer to additional anatomy and physiology resources in your own area if you feel unsure about any of the questions or answers within the quiz.