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Medical Terminology Chapter 9
Example Words
47
Science
Undergraduate 2
10/03/2011

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Term

abductor

hallucis

Definition

a muscle that leads away from the midline

foot

Term

adductor

pollicis

Definition

a muscle that leads toward the midline

thumb

Term

arrector

pili

Definition

a muscle that straightens

hair

Term

compressor

naris

Definition

a muscle that presses body parts together

nostril

Term

corrugator

supercilii

Definition

a muscle that folds (wrinkles) a surface of the body together

eyebrow

Term

depressor

labii

Definition

a muscle that presses down

lip

Term

erector 

spinae

Definition

a muscle used to straighten an area of the body

spine

Term

dilator

pupillae

Definition

a muscle that widens an opening

pupil

Term

extensor

indicis

 

Definition

a muscle used to stretch out a part of the body

forefinger

 

Term

flexor

digiti

Definition

a muscle that causes bending

finger/toe

Term

levator 

palpebrae

Definition

a muscle used to lift parts of the body

eyelid

Term
masseter
Definition
a muscle used in chewing
Term
pronator
Definition
a muscle that bends body parts forward
Term

sphincter

pylori

Definition

a muscle that closes an opening in the body

pylorus

Term
supinator
Definition
a muscle that bends a body part backward
Term

tensor 

tympani

Definition

a muscle that causes stretching

eardrum

Term
bicep, tricep, quadricep
Definition
2, 3, and 4 headed mucles
Term
bipennate
Definition
fibers on both sides of tendon
Term
cruciate
Definition
crossed fibers
Term
deltoid
Definition
muscle of the shoulder, shaped like a triangle(delta)
Term
digastric
Definition
2 bellies, muscle under the jaw
Term
gastrocnemius
Definition

'stomach of the leg',

the bulging shape of the calf

Term
gracilis
Definition
slender, outermost muscle on the medial side of the thigh
Term
latissimus
Definition

broadest muscle,

ex. latissimus dorsi is the biggest muscle on the side of body

Term
lumbricalis
Definition
any of the 4 small muscles on the palm of the hand
Term
multifidus
Definition
series of muscles divided up
Term
obliquus
Definition
ex. obliquus capitis inferior muscle is the muscle of the neck which arises from the axis  and goes slightly upward
Term
orbicularis
Definition

eye muscle

ex. orbicularis oculi closes the eyelids

Term
piriformis
Definition

gluteal region of lower limb,

pear-shaped

Term
pyramidalis
Definition
small, triangular muscle anterior to the rectus abdominus (above pubic bone)
Term
quadratus
Definition
square shaped muscle
Term
rectus
Definition
large muscle in front of the abdomen that assists in breathing and keeping organs in place (the sit up muscle)
Term
serratus
Definition
muscle inbetween ribs- notched
Term
transversus
Definition
muscle turned sideways, one around sides of body (transversus abdominus)
Term
trapezius
Definition
large superficial muscle that extends vertically from occipital bone to thoracic vertebrae and horizontally to shoulder blade
Term
vastus
Definition
enormous muscle, group of vastus muscles in the leg
Term
gluteus maximus
Definition
largest of the 3 gluteal muscles
Term
abductor digiti minimi
Definition
smallest muscle
Term
supinator longus
Definition
longest muscle
Term
extensor digitorum brevis
Definition
short muscle in the foot
Term
adductor magnus
Definition
large muscle in thigh
Term
levator labii superioris
Definition
muscle in the face(upper)
Term
depressor labii inferioris
Definition
muscle in lower bottom lip
Term

obliquus internus abdominis

Definition
internal abdominal muscle
Term
obliquus externus abdominis
Definition
outer abdominal muscle
Term

flexor digitorum profundus

Definition
deep within the forearm that flexes the fingers
Term

 

flexor digitorum superficialis

 

Definition
muscle on the surface in the forearm that controls muscles in the hand
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