Nursing Assisting 1 .pptx - Medical Terminology/Body...

Medical Terminology/Body
Organization/Anatomy & Physiology

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The language of health care that is formed by building on common word parts.
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Word root (WR) – the main part or stem of a word, usually indicates a body part
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Combining form (CF) – The word root, plus a vowel, usually an “o”
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WR - Nephr (kidney)
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CF - [nephr] + [o] = nephr/o

Defining Medical Words
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1
st
– define the suffix
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2
nd
– define the prefix
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3
rd
– define the WR
Example:
Endo card itis
Gastro enter itis

Medical Terminology
Common prefixes :
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Brady
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Dys
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Hyper
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Hypo
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Poly
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Tachy

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Brady: slow
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Dys: difficulty
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Hyper: above, excessive
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Hypo: low, deficient
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Poly: many
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Tachy: fast

Common Suffixes
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ectomy
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gram
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itis
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logy
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oma
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otomy
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plegia
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pnea
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scopy

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ectomy: removal of
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gram: record
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itis: inflammation
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logy: study of
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oma: tumor
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otomy: incision
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plegia: paralysis
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pnea: breathing/respiration
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scopy: examination of

Directional Terms
Anatomical position:
✹
The body standing erect with feet together facing the observer with arms at sides and
palms forward

Body Planes
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Imaginary lines drawn through the body at various parts to separate the body into
sections
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Transverse
✹
Midsagittal
✹
Sagittal
✹
Coronal (Frontal)

Transverse Plane
Horizontal plane that divides the body into a top half and bottom half
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Superior (cranial)
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Parts above the transverse plane
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Inferior (caudal)
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Parts below the transverse plane

MidSagittal
✹
A line drawn through the center of the body from head to toe dividing it into equal
sides

Sagittal
✹
Divides the body into right and left sections, in places other than the midline.

Coronal (frontal)
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Divides the body into a front section and a back section