The circulatory system - class-IX
Description: the circulatory system | |
Number of Questions: 25 | |
Created by: Akash Patil | |
Tags: biology the circulatory system simple nutrients into cells |
Pacemaker is situated in the
The pacemaker of heart is
Rate of heart beat is determined by
The heart beat is initiated and regulated by nodal tissue made of specialised cardiac muscles called
The action potential is conducted from the atria to ventricles by:
Sinoatrial node (SAN) is located at
1. It is Atrioventricular bundle
2. AV node
3. Bundle branches
4. Purkinje fibres
Choose the arrangement that lists the structures in an order of an action potential passes through them.
If a person is undergoing artificial pacemaker transplant then at which of the following structure the transplantation occurs?
Natural pacemaker of heart is?
Which of the following is called pacemaker?
Where is the pacemaker situated?
Pacemaker influences
The heartbeat is regulated by a small node of cardiac muscles called
In the heart of frog, which of the following is considered as the pacemaker?
In which of the following pairs, the two items mean one and the same thing?
An artificial pacemaker is implanted subcutaneously and connected to the heart in patients
The cardiac pacemaker in a patient fails to function normally. The doctors find that an artificial pacemaker is to be grafted in him. It is likely that it will be grafted at the site of
Function of SA node is to ensure
Mark the correct match.
Pacemaker is situated in heart
State whether the following statements are true or false.
A pacemaker is a tiny computerised electrical device that is implanted in -a patients body to regulate the brain activity.
Which of the following is the correct pathway for propagation of cardiac impulse?
What happens when the pacemaker becomes nonfunctional?
An artificial pacemaker is implanted subcutaneously and connected to the heart in patients
The 'cardiac pacemaker' in a patient fails to function normally. The doctors find that an 'artificial pacemaker' is to be grafted in him. It is likely that it will be grafted at the site