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प्रश्न
Draw the neat Labelled diagram of the internal structure of the human heart.
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उत्तर
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संबंधित प्रश्न
Fill in the blank with suitable word given below:
The two lower chambers of the heart are called ___________.
Multiple choice question. Tick (✓) the correct choice:
Human heart has
- one auricle and one ventricle.
- two auricles and one ventricle.
- two auricles and two ventricles.
- one auricle and two ventricles.
Draw a sectional view of the human heart and label on it Aorta, Pulmonary arteries, Vena cava, Left ventricle.
Why is the SA node called the pacemaker of the heart?
Name the Following
The valve present between the left atrium and the left ventricle.
Which of the following has thickest wall?
A vein differs from the artery in having ______.
____________ branches from bundle of His and forms a network in ventricular walls.
If a person has a heart attack, what must be done immediately?
P. Loosen his/her clothing
Q. Make him/her lie down in an airy room
R. Rush him/her to the hospital
S. Engage him/her in a conversation
Given below is a diagram of the external features of the human heart. Study the figure and answer the questions that follows:
 |
- Label the guidelines shown as 1 to 6 in the figure.
- Write the important role of parts 5 and 6.
- Name the chamber of the heart which collects blood from the lungs through a blood vessel. Also write the name of the blood vessel.
- Write one structural and one functional difference between the blood vessels 4 and 5.
- What happens when there is a blockage in any coronary artery or any of their branches?
