These cells identify and destroy pathogens; fight infections
What are white blood cells?
The smallest vessels that connect veins and arteries.
What are capillaries?
Type of muscle in the heart
What is cardiac muscle?
LEUKEMIA is a disease where the person has a low what....they have trouble fighting infections?
What is WBC?
(A) antigens on a RBC results in ___ blood type
What is A?
Collects impulses from the SA node and sends to the bottom of the heart
What is the AV Node?
Trace the path of a red blood cell through the body.
Superior/inferior vena cava-R atrium - tricuspid valve - R ventricle - pulmonary valve - pulmonary arteries - lungs - pulmonary veins - L atrium - bicuspid valve - L ventricle - aortic valve - aorta - rest of the body
A protein found in red blood cells that carries oxygen throughout the body; it gives blood its red color
What is hemoglobin?
These vessels walls are thick and the lumen is small.
What are arteries?
The upper chambers of the heart
What are the atria?
A condition in which the force of blood against the artery walls i too high; blood pressure is usually above 140/90
What is hypertension?
No antigens on a RBC results in ___ blood type
What is O?
The valve between the right atrium and right ventricle
What is the tricuspid valve?
Plasma is made up of 90% of this?
What is water?
Vessels that carry deoxygenated blood towards the heart; walls are thin
What are veins?
The largest artery that branches from the heart
What is the aorta?
Abnormally fast heart beat
What is tachycardia?
Number of possible blood types for humans
What is 8?
When looking at an EKG, what structure of the heart is contracting during the QRS wave?
What are the ventricles?
These formed elements are inactive in the blood until a wound occurs, then they are activated and help form a clot.
What are platelets?
These vessels have valves in them to prevent blood from flowing in the wrong direction.
What are veins?
Blood travels to the right atrium via THESE vessels
What are the superior and inferior vena cavas?
The thickening and hardening of the walls of the arteries, occurring typically in old age.
What is arteriosclerosis?
Most common blood type
What is O+?
This separates the right side of the heart form the left side.
What is the septum?
What is blood?
The ONLY vein that carries oxygenated blood.
What is the pulmonary vein?
The valve between the left atrium and left ventricle
What is the bicuspid or mitral valve?
What is myocardial infarction?
Universal donor blood type.... be specific
What is O-?
Test that reads the heart electrical impulse rhythm
What is an electrocardiogram (EKG or ECG)?