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60 terms

Vocab for BCP140/141 Weeks 1-4

For any Medical Billing and Coding Students to take and study :)
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plasma
clear, straw like colored liquid which makes up 55% of the blood
electrolyte
chemical structures that carry a positive or negative electrical charge
hematopoiesis
process by which all of formed elements in plasma are produced
erythrocyte
AKA RBC - a round somewhat flattened red disk - have no cell nucleus when they are mature
hemoglobin
red iron-containing molecule that binds to & carries oxygen from lungs to every cell in the body
erythroblast
red immature cell
normoblast
a normal or usual immature cell
reticulocyte
small network of cells - has a network of ribosomes in its cytoplasm
leukocyte
WBC - neutrophils, eosinophils, basophils, lymphocytes and monocytes
granulocyte
category of leukocytes with large granules in cytoplasm; includes neutrophils, eosinophils, and basophils
thrombocyte
cell fragment that does not have a nucleus
neutrophil
most numerous type of leukocyte. Categorized as a granulocyte because granules in cytoplasm don't easily stain blue or red
polymorphonuclear
another name for a neutrophil
myeloblast
very immature cell comes from a stem cell in the red marrow. Develops into a myelocyte
coagulation
formulation of a blood clot by platelets, erythrocytes, and clotting factors
cardiovascular
pertaining to the heart and blood vessels
atrium
one of the 2 upper heart chambers
ventricular
pertaining to one of the 2 lower chambers of the heart
apical
top apex of heart beat
tricuspid
valve located between right atrium and right ventricle - 3 cusps
myocardium
muscular middle layer of the heart
visceral
one of 2 pericardial layers surrounding the heart
epicardium
inner layer of pericardium that forms a serrous membrane forming outermost layer of the wall of the heart
femoral vein
vein that carries blood from the leg to the groin
intima
inner coating of a blood vessel
vaso constriction
narrowing or tightening of a vessel
popliteal
artery branching of abdominal aorta down the leg
sinoatrial
pacemaker of the heart
systolic
contraction phase of the heart beat
diastolic
relaxing phase of the heart beat
nasolacrimal
pertaining to the nose and tear duct
conjunctiva
delicate membrane lining eyelids and covering anterior eyeball
cornea
fibrous transparent layer of tissue extending over anterior portion of the eyeball
mydriasis
abnormal dilation of the pupil
uveal
pertaining to the 2nd or vascular coating of the eye lying immediately beneath the sclera
aqueous humor
fluid produced by ciliary body and found in the anterior chamber
macula
small spot or colored area
foveal
description for a tiny pit or depression
cerumen
waxy substance secreted by external ear aka ear wax
tympanic
membrane between outer and middle ear
stapes
3rd ossicle of the middle ear
malleus
1st ossicle of the middle ear, looks like a hammer
eustachian
auditory tube
temporomandibular
joint between temporal and mandibular rods
submental
under chin
radiography
branch of science that deals with roentgen rays, radium rays and other radiations and their curative properties
radiopaque
obstructing the passage of x-rays
fluoroscopy
procedure using an image intensifier such as a fluorescent screen and can observe organs in motion
angiography
x-ray imaging of blood vessels after injection of contrast material
venography
making of a tracing of venous pulse
intravenous
within or into the vein
interventional
invasive radiological procedures under fluoroscopic, MRI CT guidance
gadolinium
contrast materials commonly used in MRI exams
ultrasonography
diagnostic technique that projects and retrieves high frequency sound waves as they echo off parts of the body
transducer
hand held device sends and recieves ultrasound signals
echocardiography
echoes generated by high frequency sound waves produce images of the heart
scintigraphy
nuclear medicine scan that traces radioactive areas in the body after introduction of a radioactive substance
barium
compound used in x-ray examination of the gastrointestinal tract
tomography
using x-ray beams at multiple angles through a section of the patients body creating cross sectional imaging
positron
radioactive substance given intravenously used in PET scans