heart
three layers of the heart
epicardium, myocardium, endocardium
pharynx
throat
lower respiratory system
bronchi, bronchioles, alveoli
what does alveoli exchange
gas
what is a lubb-dupp?
closure of heart valve
Three layers of the pericardium
fibrous, parietal, epicardium
nose
nares
upper respiratory tract
organs located outside the chest
when doing pulse assesment what do you look for?
rate, strength, rhythm
what is s1?
antrioventricular valves closing
a double pump is
right heart and left heart
trachea
windpipe
lower respiratory tract
organs located inside the chest
what is larget artery in body
arota
what is s2?
semilunar valve closing
Two circulations of the heart
pulmonary and systemic
larynx
vocal box
venules
smaller veins
what are aortic valve between?
lft ventricle and arota
what is normal heart rate
60 - 100
what color is the right side of heart?
blue
bicuspid
mitral
cornary arteries
supply heart muscle with oxygenated blood
what is purpose of a valve?
prevent back flow of blood
what is SA node?
pacemaker of the heart