Cardiovascular System Flashcards

Front

Primary pacemaker of the cardiac conduction system

Back

Sinoatrial (SA) node

Front

Event that occurs first during the cardiac cycle

Back

Atrial systole

Front

Component of the ECG that represents ventricular depolarization

Back

QRS complex

Front

Force preventing backflow of blood in the heart

Back

Chordae Tendonae

Front

Precapillary sphincters are controlled primarily by:

Back

Oxygen Concentration

Front

Veins differ from arteries primarily in:

Back

Thinner muscular walls

Front

Blood pressure is directly proportional to:

Back

Cardiac Output,

Peripheral Resistance,

Blood Volume,

Blood Viscosity

Front

Baroreceptors are primarily located in:

Back

Aortic arch and carotid arteries

Front

Capillary exchange dependency

Back

Hydrostatic and osmotic pressures

Front

Heart Rate

Back

The number of heartbeats per minute