Blood Composition
What are the four main components of blood?
Plasma, red blood cells, white blood cells, and platelets.
What is the name of the process that stops bleeding?
Hemostasis
Which blood type is the universal donor?
Type O.
What are the two upper chambers of the heart called?
Atria
Blood returning from the lungs enters which chamber?
Left atrium.
Which blood cells carry oxygen throughout the body?
Red blood cells.
What is the first step of hemostasis when a blood vessel constricts?
Vascular spasm.
Which blood type is the universal recipient?
Type AB.
What are the two lower chambers of the heart called?
Ventricles.
Blood flows from the right atrium into which chamber?
Right ventricle.
Which component of blood helps fight infections?
White blood cells.
What step of hemostasis involves platelets sticking together?
Platelet plug formation.
Blood types are determined by what molecules found on red blood cells?
Antigens.
What structure separates the left and right sides of the heart?
Septum
What vessel carries blood from the heart to the lungs?
Pulmonary artery
What is the liquid portion of blood that transports nutrients and waste?
Plasma.
What protein forms a mesh that stabilizes a blood clot?
Fibrin.
What happens when incompatible blood types are mixed?
Red blood cells clump together
Which chamber pumps blood to the lungs?
Right ventricle
What vessel carries oxygenated blood from the lungs to the heart?
Pulmonary veins
Which blood component is responsible for clotting?
Platelets.
What is the third stage of hemostasis that forms a stable clot?
Coagulation.
A person with type A blood has what antigen on their red blood cells?
A antigen
Which chamber pumps oxygenated blood to the body?
Left ventricle
What large artery carries oxygenated blood from the heart to the body?
Aorta