hart Flashcards
what is the word for a state of equilibrium w/in the body
homeostasis
what is the normal heart rate for adults
75 bpm
what is the cardiovascular system
the heart and blood vessels
what blood vessels carry blood away from the heart
arteries
what do arteries branch to form
arterioles
which blood vessels carry blood towards the heart
veins
what do veins branch to form
veinules
what are the veins and arteries entering/leaving the heart called
the great vessels
where does the right side of the heart direct blood to
the lungs for gas exchange and to be oxygenated
where does the left side of the heart direct blood to
body
what is in the pulmonary system
the right side of the heart
the pulmonary arteries
the pulmonary veins
what does the systemic circulation consist of
the L side of the heart
aorta, capillaries
what are the 2 layers of the pericardium
fibrous and serous
what are the 2 layers of the serous pericardium
parietal and visceral
the visceral layer of the serous pericardium is also called the
epicardium
what is the procedure called when a long needle is inserted into the pericardial cavity to drain excess fluid
pericardiocentesis
what is the surgery that removes the entire pericardial sac called
pericardiectomy
what are the 3 layers of the heart wall (superfiscial to deep)
epicardium
myocardium
endocardium
what is the condition called where there is fluid/blood in the pericardial sac
cardiac tamponade
what are some signs of cardiac tamponade
pulsus paradoxus
jugular vein distention
what is removed in a pericardiectomy
fibrous pericardium and parietal layer of the serous pericardium
what provides electrical insulation between atria and ventricals in the heart
fibrous skeleton
what 2 things does the right atrium receive venous blood from
sup. and inf. vena cava
what drains blood from the heart wall
coronary sinus
