Advertisements
Advertisements
Question
The diagram below depicts the human heart in one of its phases. Answer the questions that follow:
- Which part of the heart is in the contraction phase?
- Give a suitable reason to justify your answer in (a).
- Distinguish between Systole and Diastole.
Answer in Brief
Solution
- Ventricle parts of the heart.
- These are the lower two chambers of the heart.
- Distinguish between Systole and diastole:
| S. No. | Systole | Diastole |
| 1. | Occurs when the heart contracts to pump blood out. | occurs when the heart relaxes after a contraction. |
| 2. | The normal range of systolic blood pressure should be 90 - 120mmHg. | The normal range of diastolic blood pressure should be 60 - 80 mm Hg. |
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Multiple choice question. Tick (✓) the correct choice:
The heartbeat is measured by an instrument called
- thermometer
- sphygmomanometer
- stethoscope
- none of the above
Define the term Circulatory system.
Explain with the help of a suitable diagram conducting system of human heart.
Describe in brief die cardiac cycle.
Draw the diagram of the Position of valves in the human heart.
Name the Following
Number of chambers present in the human heart.
Give Technical Term for the following:
The phase of cardiac cycle in which the auricles contract
Choose the Odd One Out:
Describe the structure and working of the human heart.
______ is the nodal tissue located in the lower-left corner of the right atrium.
