0
What is the potential fatal condition in a very rapid heartbeat beginning in the ventricles called?
Wiki User
∙ 8y agoWant this question answered?
Be notified when an answer is posted
Add your answer:
Earn +20 pts
Each normal heartbeat in initiated by the?
Each heartbeat begins with an action potential generated at the sinoatrial node or simple call the SAnode.
What does the sinoatrialnode release when it fires?
An action-potential which then travels to the Bundle of His and then the purkinje fibers to depolarize the ventricles to cause contraction.
Describe the path of an action potential through the conduction system?
Generally, cardiac excitation begins in the sinoatrial (SA) node. An action potential spontaneously arises in the SA node and then conducts throughout both atria via gap junctions in the intercalated discs of atrial fibers. Following the action potential, the two atria finish contracting at the same time. The action potential also reaches the atrioventricular (AV) node, located in the interatrial septum, just anterior to the opening of the coronary sinus, where the action potential slows whereby providing time for the atria to empty their blood into the ventricles. Then the action potential enters the atrioventricular (AV) bundle because it is the only site where action potentials can conduct from the atria to the ventricles. After conducting along the AV bundle, the action potential then enters both the right and left bundle branches that course through the interventricular septum toward the apex of the heart. Large-diameter Purkinje fibers rapidly conduct the action potential, first to the apex of the ventricles and then upward to the remainder of the ventricular myocardium. Then, a fraction of a second after the atria contract, the ventricles contact.
What is energy due to position or condition?
Potential energy is the energy that an object has due to its position or condition. Energy is a property of objects.
How is a potential breech birth diagnosed?
A health care provider can often tell the position of the fetus by feeling it through the wall of the mother's abdomen. Another clue to the position is the location where the heartbeat is heard best. If the fetus's heartbeat is.
What is the potential and kinetic energy of a drought?
Potential energy is when a drought is beginning to form and Kinetic energy is when it is released by the potential energy, meaning it is releasing no water to the atmosphere.
What is the importance of delay in the action potential in the AV node?
At the AV node, the impulse is delayed for about 0.1s, allowing the atria to respond and complete their contraction before the ventricles contract.
When does a falling object have the greatest energy?
A falling object has the greatest potential energy when it is highest, at the beginning of the fall. It has the greatest kinetic energy when it is at its lowest, at the end of the fall. Without taking friction or air resistance into account, the beginning potential energy is the same as the final kinetic energy. If friction is considered, the beginning potential energy is greater.
Insertion of rectal thermometer may cause a potential harmful condition this condition is?
Decrease in heart rate
The energy of an object to its position shape or condition?
Potential energy
What energy is due to position or condition of an object?
potential energy
What is a energy of a object has because of its location or its condition?
"potential" energy.
