Medical Terminology Flashcard Chapter

Medical Terminology Flash Cards Chapter 4CTS

114 cards   |   Total Attempts: 182
  

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Fascia
Sheet of fibrous connective tissue that covers, supports, and seperates muscles or groups of muscles
Myofascial - My/o/fasci/al
Means pertaining to muscle tissue and facia
Muscle Fibers

My/o
Are the long, slender cells that make up muscles

my/o - means muscle
Tendons

ten/o, tend/o, tendin /0
Tendons - are narrow band of nonelastic, dense, fibrous connective tissue that attaches a muscle to a bone.

Tendons
Three types of Muscles
Skeletal, smooth, myocardial

Skeletal -muscles are attached to bones

Smooth -muscles are located in the walls of internal organs & control the flow of fluids through these structures

Myocardial- forms the muscular walls of the heart
Muscle innervation
Is the stimulation of a muscle by an impulse transmitted by a motor nerve. when the stimulation stops the muscles stops.
Neuromuscular
Means pertaining to the relationship between nerve and muscle
Antagonistic Muscle Pairs
Means working in opposition to each other, when one muscle contracts the other relaxes

Contraction- is tightening of a muscle, it becomes shorter, thinner and enlarged.

Relaxation- occurs when a muscle returns to its original form becomes longer and thinner and is know longer enlarge.
Abduction
ab/duct/ion
abductor
Movement of the limb away from the midline

ab- / means away
duct / means to lead
- ion / means action

abductor - is a muscle that moves a part aways form the midline
Adduction
ad/duct/ion
adductor
Movement of limb towards the midline

ad- / means towards
duct / means to lead
- ion / means action

adductor - is a muscle that moves a part towards the midline
Flexion
flex/ion
flexor
Means decresing the angle between two bones by bending a limb at a joint.

flex / means to bend
-ion / means action

flexor - is a muscle that bends a limb at a joint
Extension
ex/tens/ion
extensor
Means increasing the angle between two bones or the straightening of a limb

ex-away from
tens-to stretch out
-ion/action

extensor- is a muscle that straightens a limb at a joint
Hyperextension
hyper/ex/tens/ion
Is the extreme or overextension of a limb or body part beyond its limits.

hyper/ excessive
ex-/ away from
tens-/ to stretch out
-ion/action
Elevation/
levator/
Is the act of raising or lifting a body part; such as raising the ribs when breathing ..

levator -is a muscle that raises a body part
Depression/
depressor/
Is the act of lowering a body part, such as lowering the ribs when breathing out

depressor - is a muscle that lowers the body part