Cardiovascular system

Where is the apex of the heart aligned with

Long exposure to norepinephrine causes

Catecholamines (epinephrine, norepinephrine) interact with

What prevents the excitatory wave flowing from the atria to the ventricles

What structure separates the atria and ventricles on the superficial surface of the heart

Which muscles are found within the ventricles

What attaches the pulmonary trunk to the aorta

Valve issues can be

Where arteries meet other arteries is known as

A heart attack is referred to as

Due to the intercalated discs allowing for mechanical, chemical and electrical coupling of myocardia cells, the tissue can be described as

During the absolute refractory period, Na+ channels are

Stretch receptors in the right atrium will cause an increase in heart rate following high stretch

Afterload is

A sudden cardiac arrest due to a blow to the chest is known as