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  • Read the following statements and select the correct ones. (i) Nodal tissue is specialised cardiac musculature in human heart which has the ability to generate action potential due to an

Read the following statements and select the correct ones.

(i) Nodal tissue is specialised cardiac musculature in human heart which has the ability to generate action potential due to an external stimuli.

(ii) Position of SAN- right corner of right atrium

(iii) Position of AVN- right corner of ventricle

(iv) AV bundle continues from AVN

(v) Purkinje fibers are modified cardiac muscle fibres that originate from the atrioventricular node and spread into the two ventricles.

Option: 1

(i) and (ii) 


Option: 2

(i) and (iii) 


Option: 3

(ii), (iv) and (v) 


Option: 4

All of these


Answers (1)

best_answer

 

nodal tissue -

The entire heart is made of cardiac muscles. The walls of ventricles are much thicker than that of the atria.

- wherein

A specialised cardiac musculature called the nodal tissue is also distributed in the heart.

 

 Correct option is 3

 

 

Posted by

Ritika Harsh

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