Circulatory System Flashcards
What are the main components of blood?
Erythrocytes, leukocytes, thrombocytes, plasma
What are antibodies?
Molecules which attack foreign pathogens.
What are antigens?
A part of erythrocyte cells which identifying foreign pathogens.
Structure and function of veins?
Thin elastic tube with little muscle, which carry’s blood back to the heart.
Structure and function of arteries?
Thick elastic wall with more muscle then veins, which pumps blood away from the heart.
What is and does the systemic system?
A system in the circulatory system, which pumps blood out to the body and back to the heart.
What is and does the pulmonary system do?
A system in the circulatory system which pumps blood to the lungs and back to re-oxygenate.
Where is the tricuspid and bicuspid valves? (Which is on which side of the heart?)
Tricuspid is Right atrium and valve
Bicuspid is left atrium and valve
What are the three stages of the cardiac cycle?
Atrial systole, ventricular systole, diastole
What is cardiac output? And how is it calculated?
Amount of blood pushed out of the heart per minute. Calculated by stroke volume(mL) x heart rate (beats)
