Advertisements
Advertisements
प्रश्न
Explain Pulse
उत्तर
Pulse:
The pulse is the alternate expansion and elastic recoil of the wall of the artery during ventricular systole.
APPEARS IN
संबंधित प्रश्न
The blood from the heart is transported to all parts of the body by the ______.
Explain Diapedesis.
Given diagram shows a simple diagram of the circulation of blood in a mamma showing the
main blood vessels, the heart, lungs and body tissues. The blood vessel, labelled 6, contains
deoxygenated blood and the valve leading to it has three semi-lunar pockets.
(a) Name the blood vessels and organs marked by numbers 1 to 8.
(b) What is meant by the term ‘double circulation’ of blood in mammals?
(c) what is diastole?
[There is an “error” in the diagram. According to the usual practice the pulmonary (lung)
circulation is shown upward and the systemic downward, but here it is reversed].
Cardiac muscles are ______.
The oxygen-rich blood from the lungs comes into the ______ of the heart.
True or false:
The four blood groups in human beings are A, B, AB and AO
Match the statements in Column A with those in Column B
| Column A | Column B | ||
| 1 | Heart | a | Movement of materials |
| 2 | Food and oxygen | b | Channels for transport in man |
| 3 | Carrier of oxygen | c | A living pump |
| 4 | Circulation | d | Materials needed by every living being |
| 5 | Arteries and veins | e | Red blood cells |
Define the: Veins
In what ways does the blood entering the kidney differ from that leaving the kidney?
______ prevent blood clotting.
