Advertisements
Advertisements
प्रश्न
The free edges of cuspid valves are attached to the papillary muscles of the heart by fibres are called ______.
विकल्प
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
Select the odd one in the following:
Tricuspid, Bicuspid, Semilunar, Foramen ovales.
Choose the correct answer:
In mammals the opening of post caval in the right auricle is guarded by _________
The diagram given below represents the human heart in one phase of its activity. Study the same and then answer the question that follow:
How many valves are closed in this phase?
The figure below represents the internal structure of a mammalian heart and the associated blood vessels.
(i) (a) Name each of the structures labeled 1, 2, 3, 4, 5, 6, 7 and 8.
(b) State the function of each of the structures 5, 6, 7, and 8.
(ii) (a) State the function of the heart as an entire organ.
(b) Why are the walls of the left ventricle more muscular than the right?
Explain the Term
Pace maker
Complete the following sentence with appropriate word:
The ______ is the most powerful organ in the circulatory system.
Give scientific reason.
Left ventricle is thick than all other chambers of heart.
In human foetus, the heart begins to beat at developmental age of
When a person suffers from chest pain, the doctor immediately takes an ECG. Visit a doctor and get information about ECG. You may even look up an encyclopaedia or the internet.
Write the exact location of the following:
Heart
