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med term chapter 11 and 12
all terms for 11 and 12
123
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11/05/2009

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Term
Arteries
Definition
large blood vessels that carry blood away from the heart
Term
arterioles
Definition
smaller branches of arteries
Term
capillaries
Definition
smallest vessels that carry nutrients and oxygen rich blood from arteries to the bodies cells
Term
venules
Definition
small veins where waste filled blood gets carried to the heart
Term
veins
Definition
carry oxygen poor blood to the heart from the bodies tissues
Term
valves
Definition
prevent back flow of blood like little doors
Term
aorta
Definition
largest artery in the body
Term
arteriole
Definition
small artery
Term
Bundle of his
Definition
specialized muscle fibers connecting the atria with ventricles and transmitting electrical impulses between them.
Term
AV node
Definition
specialized tissue in the wall between the atria
Term
atrium, atria
Definition
the upper chamber/s of the heart
Term
carbon dioxide CO2
Definition
gas released by bodies cells transported through veins to the heart and to the lungs for exhalation
Term
coronary arteries
Definition
blood vessels that branch from aorta that carry oxygen rich blood to the heart muscle
Term
deoxygenated blood
Definition
oxygen poor blood
Term
diastole
Definition
the relaxation phase of the heartbeat
Term
endocardium
Definition
inner lining of the heart
Term
endothelium
Definition
innermost lining of blood vessels
Term
mitral valve
Definition
valve between the left ventricle and left atrium
Term
murmur
Definition
abnormal heart sound caused by improper closing of the valves in the heart
Term
myocardium
Definition
middle muscle layer of the heart
Term
oxygen
Definition
gas that enters the blood through the lungs and travels to the heart to be pumped via arteries to all body cells
Term
pacemaker (sinoatrial node)
Definition
specialized nervous tissue in the right atrium that begins the heart beat
Term
pericardium
Definition
double layer membrane surrounding the heart
Term
pulmonary artery
Definition
artery carrying oxygen poor blood from heart to the lungs
Term
pulmonary circulation
Definition
flow of blood from heart to lungs back to heart
Term
pulmonary valve
Definition
valve positioned between the right ventricle and pulmonary artery
Term
pulmonary valve
Definition
valve positioned between the right ventricle and pulmonary artery
Term
pulmonary vein
Definition
one of the two pairs of vessels that carry oxygen rich blood to the left atrium of the heart
Term
pulse
Definition
beat of heart felt through walls of the arteries
Term
septum
Definition
wall dividing the heart in half
Term
systemic circulation
Definition
carries blood from the body tissue to the heart back to body tissue
Term
systole
Definition
the contraction phase of the heart beat
Term
tricuspid valve
Definition
valve between the right ventricle and right atrium
Term
vena cava
Definition
largest vein in the body
Term
angi/o
Definition
vessel
Term
aort/o
Definition
aorta
Term
arter/o
Definition
artery
Term
atri/o
Definition
atrium
Term
brachi/o
Definition
arm
Term
cardi/o
Definition
heart
Term
coron/o
Definition
heart
Term
cyan/o
Definition
blue
Term
ox/o
Definition
oxygen
Term
pericardi/o
Definition
pericardium
Term
phleb/o
Definition
vein
Term
steth/o
Definition
chest
Term
thromb/o
Definition
clot
Term
valv/o
Definition
valve
Term
vas/o
Definition
vessel
Term
vascul/o
Definition
vessel
Term
ven/o
Definition
vein
Term
ventricul/o
Definition
ventricle
Term
arrhythemia
Definition
abnormal heart rhythm
Term
coarctation of the aorta
Definition
narrowing of the aorta
Term
patent ductus arteriosus
Definition
a duct between the aorta and the pulmonary artery, normally closes soon after birth, remains open
Term
septal defects
Definition
small holes in the septa between the atria or ventricles
Term
congestive heart failure
Definition
the heart is unable to pump the amount of blood required
Term
endocarditis
Definition
inflammation of the inner lining of the heart caused by bacteria
Term
hypertension
Definition
high blood pressure
Term
auscultation
Definition
listening for sounds in the blood vessels of other body structures using a stethoscope
Term
cardiac arrest
Definition
heart stops unexpected and sudden
Term
cardiac tamponade
Definition
pressure on the heart cause my fluid in the pericardial space
Term
digoxin
Definition
drug used to treat arrhythmias and strengthens the heart beat
Term
embolus
Definition
a clot of substance that travels to a distant location and suddenly blocks the vessel
Term
infraction
Definition
area of dead tissue
Term
patent
Definition
open
Term
petechiae
Definition
small pinpoint hemmorages or bruises
Term
thrill
Definition
vibration felt on touching the body over an area of turmoil in blood flow
Term
droppler ultrasound
Definition
sound waves to measure the movement of blood flow
Term
aveolus
Definition
air sac in the lungs
Term
bronchiels
Definition
smallest branches of the bronchi
Term
bronchus
Definition
branch of windpipe that is passageway int the lungs
Term
co2
Definition
gas produced by body cells when oxygen and food combine
Term
cilia
Definition
tiny hairs attached to the mucus membrane epithelial lining of the respiratory tract and help keep foreign stuff out of the lungs
Term
diaphragm
Definition
muscle that separates the abdominal and thoracic cavities
Term
epiglottis
Definition
piece of cartilage that covers larynx preventing food from getting in the larynx and trachea
Term
expiration
Definition
breathing out
Term
inspiration
Definition
breathing in
Term
larynx
Definition
voice box
Term
mediastinum
Definition
cavity between the lungs in chest cavity
Term
nares
Definition
opening through nose that carries air through nasal cavity
Term
o2
Definition
gas that passes through the blood at the lungs to the rest of the body
Term
pharynx
Definition
throat
Term
pleura
Definition
double layer membrane surrounding each lung
Term
pleural cavity
Definition
space in between the folds of the pleura
Term
respiration
Definition
breathing in and out
Term
trachea
Definition
windpipe
Term
alveol/o
Definition
air sac
Term
bronch/o
Definition
bronchial tube
Term
bronchiol/o
Definition
small bronchus
Term
capn/o
Definition
carbon dioxide
Term
epiglott/o
Definition
epiglottis
Term
laryng/o
Definition
voice box
Term
nas/o
Definition
nose
Term
pharyng/o
Definition
throat
Term
pleur/o
Definition
pleura
Term
pneum/o
Definition
lung
Term
rhin/o
Definition
nose
Term
sinus/o
Definition
sinus cavity
Term
tel/o
Definition
complete
Term
ptysis
Definition
spitting
Term
thorax
Definition
pleural cavity
Term
percussion
Definition
tapping on a surface to determine the difference in the density of the underlying surface
Term
rale
Definition
crackling sound hear in lungs when fluid is in the aveoli
Term
stridor
Definition
strained high pitched sound made on inspiration when the trachea or larynx has an obstruction
Term
wheeze
Definition
continuous high pitched sound when air is forced through a narrow space inhale or exhale
Term
epistaxis
Definition
nosebleed
Term
asthma
Definition
chronic inflammatory disorder with airway obstruction caused by bronchial edema increased mucus production
Term
atelectasis
Definition
incomplete expansion of aveloi airless lung or portion of the lung
Term
pneumonia
Definition
acute inflammation and infection of aveoli which fill with puss or products of the inflammatory reaction
Term
pulmonary edema
Definition
swelling and fluid in the air sacs and bronchioles
Term
tuberculosis
Definition
zoonotic disease
Term
pneumothorax
Definition
collection of air in the pleural space
Term
hydrothorax
Definition
collection of fluid in the pleural cavity
Term
palliative
Definition
relieving symptoms but not curing the disease
Term
paroxysmal
Definition
pertaining to a sudden occurrence such as spasm or seizure
Term
purulent
Definition
containing puss
Term
chest x-ray
Definition
radiographic image of the thoracic cavity
Term
bronchoscopy
Definition
fiberoptic or rigid endoscope inserted into the bronchial tubes for diagnosis biopsy or collection of specimens
Term
thoracentesis
Definition
surgical puncture to remove fluid from the pleural cavity
Term
thoractomy
Definition
incision into the chest
Term
thoracoscopy
Definition
visual examination of the chest via small incisions and use of endoscope
Term
endotrachial intubation
Definition
placement of tube through mouth into pharynx larynx and trachea to establish airway
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