ATI - Circulatory / Cardiovascular System Flashcards
Right Right Lungs, Left Left Tissue
RA via (T) to RV via (P) to PA & Lungs –> PV to LA via (B) to LV via (A) to , tissue
order of blood flow through the valves
THE PIGS BIG ASS
Tricuspid
Pulmonary
Bicuspid
Aortic
Vena Cavas are on ____ side of <3
right
Vena Cavas bring
deoxygenated blood from body to Right atrium
_____ blood enters what side of the heart
deoxygenated blood Right side
Right side of heart pumps ______ blood from rest of body , to the _____ to become _____
deoxygenated, lungs, oxygenated
Oxygenated blood comes from ____ side of heart and goes to_____
left side, tissues/ rest of body
Left side of heart pumps blood that ____
has left from the lungs (oxygenated)
Carries oxygenated blood from heart to rest of body
aorta
Another name for biscuspid valve
Mitral valve
organisms that use basic, raw, materials in nature to make energy rich biomolecules
autotrophs
Sequence of amino acids determine primary structure of a _____
protein
when heart contracts to pump blood out
systole (cardiac cycle event)
when heart relaxes after contraction
diastole
Pacemaker of the heart/ generates electrical signals
SA node
flow of blood to the heart tissue
coronary circulation
flow of blood between heart and lungs
pulmonary circulation
flow of blood to the entire body aside from heart and lungs
systemic circulation
very small blood vessel that branches from an artery and carries blood away from your heart to your tissues and organs
aterioles
transport oxygenated blood away from heart through out the body
artery
smallest possible blood vessel that exchanges material btwn blood and tissue cells
capillaries
takes deoxygenated blood from body tissues back to the heart (except pulmonary)
veins
circulatory system consists of
blood, blood vessels and heart
walls of blood vessels consists of from (inner to outer)
tunica intima, tunica media, tunic adventitia
Blood is composed of
RBCs, WBCs, platelets and plasma
RBCs transport ____ to cells and are formed in _______ & constantly replaced
oxygen; bone marrow
defend body against infections and remove various waste
WBCs
fragments of stem cells and important for blood clotting
Platelets
responsible for bringing oxygen poor blood from body to right atrium
vena cavas
Which of the following vessels caries oxygenated blood
pulmonary vein
A myocardial infarction affects which of the following blood vessels of the heart?
coronary artery
Of the following, which contains the least oxygenated blood?
Pulmonary artery - carries deoxygenated blood from heart to lungs (LAST STEP before oxygen replenishment)
carries deoxygenated blood (except pulmonary)
veins
carries oxygenated blood (except pulmonary)
arteries
WHich of the following structures has the lowest blood pressure?
vein
carry oxygen poor blood from body to heart ** except pulmonary **
veins
carry oxygen rich blood from heart to body ** except pulmonary **
artery
extends from an artery to a capillary
arteriole
tiny vein that extends from a capillary to a larger vein
venule
Which of the heart chambers is the most muscular?
Left ventricle ** when this is full, blood flows to rest of body when heart contract **
ratio of blood cells to total blood volume
hematocrit
type of protein found in RBC of all mammals; portion of RBC that contains iron
hemoglobin
