Advertisements
Advertisements
प्रश्न
The free edges of cuspid valves are attached to the papillary muscles of the heart by fibres are called ______.
पर्याय
chordae tendinae
columnae carneae
connecting fibres
autorhythmic fibres
Advertisements
उत्तर
The free edges of cuspid valves are attached to the papillary muscles of the heart by fibres are called chordae tendinae.
APPEARS IN
संबंधित प्रश्न
Foetus : Amnion : : Heart: ______
Define the term Circulatory system.
The help of a well-labelled diagram describes the internal structure of the human heart.
The diagram given below represents the human heart in one phase of its activity. Study the same and then answer the questions that follow:
 |
- Name the phase.
- Which part of the heart is contracting in this phase? Give a reason to support your answer.
- Name the parts numbered 1to6.
- What type of blood flows through the parts marked 'l' and '2' respectively?
- How many valves are closed in this phase?
Blood is pumped by
Mention the artery which supplies blood to the heart muscle.
How do the pulmonary artery and pulmonary vein differ in their function when compared to a normal artery and vein?
The inner surface of the ventricle is thrown into series of irregular muscular ridges called ______
Assertion: Human heart does not allow the mixing of oxygen to reach blood with carbon dioxide to reach the blood.
Reason: Human heart has different chambers.
The heartbeat about ______ in a minute.
