Which Letter,T Thru Z,corresponds to the Object in the Photo

question 34

Short Answer

Which letter,T thru Z,corresponds to the object in the photo labeled "A"?

---

Definitions:

Aneurysm

An abnormal bulge or ballooning in the wall of a blood vessel, which can be life-threatening if it ruptures.

Diastole

The stage of the cardiac cycle during which the heart muscle relaxes, permitting the chambers to be filled with blood.

SA Node

The sinoatrial node, a group of cells in the right atrium of the heart that generates the electrical impulses initiating the heart's rhythm.

Bundle Of His

A collection of heart muscle fibers that transmit electrical impulses from the AV node to the ventricles, playing a crucial role in the rhythm and pace of the heartbeat.