Heart Basics
What are the upper chambers of the heart?
Atria/Atrium
The only veins that carry oxygenated blood.
Pulmonary veins
These are the largest cells in our body
Leukocytes
This is the highest pressure exerted on the arteries
Systolic
This is the pacemaker of the heart
SA node
What are the lower chambers of the heart?
Ventricles
These remove CO2 from the blood and add O2 to the blood.
Lungs
These are actually considered cell fragments
Thrombocytes/Platelets
A BP of _____/_____ would be considered a hypertensive crisis.
Anything at or above 180/120
What does the Rh factor represent?
+ or -
Which chamber of the heart is usually the largest?
Left ventricle
This circuit goes between the heart and body tissues.
Systemic
What is the main component of blood?
plasma
What is the standard for normal BP?
120/80
This protein identifies the blood type.
antigen
What is the largest artery in the heart?
aorta
This circuit goes between the heart and lungs
Pulmonary
These cells are concave
Red blood cells/erythrocytes
What artery is used to take blood pressure in the arm?
Brachial
An arrythmia when the heart beats too fast.
tachycardia
What divides the heart into left and right sides?
Septum
These are the smallest arteries, often referred to as "beds".
capillaries
These help with hemostasis
Thrombocytes/platelets
What instrument is used to listen to Korotkoff sounds?
Stethoscope
What does the QRS complex in an ECG represent?
ventricular contraction