The muscles of the ventricles depolorize.
Keep the body part below the level of the heart to improve blood flow in the compartment. Limiting physical activities to low impact if any. Apply ice to the affected area after exercising, massage if great for any condition
2
atrium
3
plasma
7
vagus nerves
14.
diaphragm
hope this helps! I happen to want to be a heart surgeon;)
Males get very aroused around their partner they find sexually attractive and the male sex hormone known as testoterone is going crazy. If you want a more specific answer I'd reccomend researching the male anatomy.