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Medical terminology chapter 4
Body Structure
21
Other
Undergraduate 1
02/02/2009

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Term
cytoplasm
cyt/o cell
plasm formation,growth
Definition
gel like substance that surrounds the nucleau of a cell but is contained within the cell membrane
Term
deoxyribonucleic acid
DNA
Definition
molecule that holds genetic information and makes an exact copy of itself whenever the cell divides
Term
Diagnosis
dia- through across
gnosis- knowing
Definition
identification of a disease or condition by scientific ecaluation of physical signs, symptoms; history, laboratory and clinical test results
Term
endoscope
endo- in, within
scope-instrument for examining
Definition
instrument consisting of a rigid of flexible fiberoptic tube and optical system for observing the inside of a hollow organ or cavity
Term
etiology
eti/o cause
logy- study of
Definition
study of the causes of disease
Term
fluorosvope
fluor/o luminous, fluorescent
scope instrument for examining
Definition
insstrument consisting of an xray machine and a flourescent screen used to view the internal organs of the body
Term
idiopathic
idi/o unknown, peculliar
path disease
ic pertaining to
Definition
pertaining to conditiond without clear pathogenesis or disease without clear cause, spontaneous origin
Term
metabolism
Definition
chemical changes that take place in a cell or an organism and produce energy and basic materials needed for all life processes
Term
prognosi
Pro-before, in front of
gnosis- knowing
Definition
prediction of the course and end of a disease and the estimated chance of discovery
Term
sign
Definition
any objective evidence or manifestation of an illness or a disordered function of the body
Term
symptom
Definition
any change in the body or its functions as perceived by the patient
Term
levels of organization
Definition
cell, tissue, organ, system, organism
Term
cytology
Definition
the study of the body at the cellular level
Term
Cells are composed of
Definition
cell membrane; cytoplasm; nucleus
Term
Histology
Definition
the study of tissues
Term
tissue
Definition
groups of cells that perform a specialized activity
Term
epithelial tissue
Definition
covers the surfaces of organs; lines cavities and canals; forms tubes;ducts; and secreting portions of glands; makes up the epidermis of the skin
Term
connective tissue
Definition
supports and connects other tissue and organs and is made up of diverse cell types;including fibroblasts;fat cells; and blood
Term
Muscle tissue
Definition
provides the contractile tissue of the body; which is responsible for mevement
Term
nervous tissue
Definition
transmits electrical impulses
Term
Organs
Definition
body structures composed of at least two or more tissue types that perform specialized functions
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