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Willis MedTerm Musculoskeletal
Medical Terms: Chapter 4 Musculoskeletal System
80
Medical
Undergraduate 1
09/09/2006

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Term
Yellow bone marrow
Definition
functions as storage for fat tissue and is inactive in formation of blood cells
Term
joint
Definition
The meaning of the combining form in the term arthritis
Term
muscles
Definition
"creates forces for body movements, provides a protective covering for internal organs, produces body heat"
Term
distal (E.g.: the wrist is distal to the shoulder)
Definition
away from the origin of a structure
Term
analgesic
Definition
A drug that relieves pain
Term
antipyretic
Definition
A drug that relieves fever
Term
bursa
Definition
a padlike sac or cavity usually found near joints that is lined with synovial membrane and secretes synovial fluid
Term
articular cartilage
Definition
the gristle-like substance found on bones where they join or connect together loosely to allow motion between the parts
Term
subluxation
Definition
partial dislocation of a joint
Term
prosthesis
Definition
"an artificial replacement for a missing body part that may occur, for example, with an amputation"
Term
lordosis
Definition
Abnormal anterior curvature of the lumbar spine (sway-back)
Term
scoliosis
Definition
abnormal lateral curvature of the spine (s-shaped curve)
Term
kyphosis
Definition
abnormal posterior curvature or the thoracic spine (humped-back)
Term
arthroscopy
Definition
endoscopic examination of the interior of a joint in order to carry out diagnostic and therapeutic procedures within the joint.
Term
spastic
Definition
uncontrolled skeletal muscle contraction in which muscles are stiff and the movements awkward
Term
spasm
Definition
"sudden, involuntary contraction of a muscle or a group of muscles"
Term
inferior or caudal (E.g.: the foot is inferior or caudal to the knee)
Definition
"situated below another structure, away from the head"
Term
proximal (E.g.: the knee is proximal to the foot)
Definition
toward the beginning or origin of a structure
Term
"lateral (E.g.:if a football player moved toward the sidelines, that would be a lateral movement)"
Definition
toward the side
Term
superior or cephalic (E.g.: your head is cephalic or superior to your chest)
Definition
"situated above another structure, toward the head"
Term
"anterior or ventral (memory tip: your chest is in the front of the body, and your lungs ""vent"")"
Definition
front of the body
Term
posterior or dorsal (memory tip: a shark's dorsal fin is on its back)
Definition
back of the body
Term
coronal (frontal) plane
Definition
vertical division of the body into front (anterior) and back (posterior) portions
Term
sagittal plane (note the spelling--there are TWO T 's!!--you'll see this on an exam!)
Definition
vertical division of the body into right and left portions
Term
transverse plane (CT scan images are taken in the transverse plane)
Definition
HORIZONTAL division of the body into upper and lower portions.
Term
irregular bones
Definition
bones of the vertebrae and face
Term
long bones
Definition
bones of the arms and legs
Term
short bones
Definition
bones of the wrist and ankle
Term
"casting, splinting, traction"
Definition
"Examples of ""closed reduction, external fixation of a fracture"" (this means that there is NO SURGICAL INCISION (closed), and no pins used (EXTERNAL held in place instead of pins inserted into the bone)"
Term
"crepitus, crepitation"
Definition
grating sound made by movement of a joint or broken bone
Term
finger (What does the term POLYdactyly mean?)
Definition
the meaning of the combining form in the term polydactyly
Term
diaphysis
Definition
SHAFT of a long bone
Term
epiphysis
Definition
Wide ENDS of a long bone
Term
metaphysis
Definition
GROWTH ZONE between the epiphysis and diaphysis during development of a long bone
Term
bone marrow
Definition
soft connective tissue within the medullary cavity of a long bone
Term
flaccid
Definition
"relaxed, flabby, without tone"
Term
decubitus
Definition
"lying down, especially in bed"
Term
prone
Definition
lying FACE DOWN and flat
Term
"supine (Memory hint--the word ""supine"" contains the word ""up)"
Definition
lying flat on the back--FACE UP
Term
recumbent
Definition
lying down
Term
"ABduction (Hint: when you are ABsent, you are AWAY)"
Definition
movement away from the body
Term
adduction
Definition
movement toward the body
Term
osteorrhaphy
Definition
Suturing or wiring together the fragments of a broken bone.
Term
anatomical position
Definition
"the position of the human body, standing erect, with the face directed anteriorly and with the upper limbs at the sides and the palms turned anteriorly (supinated); used as the position of reference in description of site or direction of various structures or parts as established in official anatomical nomenclature."
Term
rod-shaped or striated
Definition
the meaning of the prefix in the term rhabdomyoma
Term
rickets
Definition
softening of the bone in children caused by calcium and vitamin D deficiency
Term
range of motion (ROM)
Definition
"The range through which a joint can be moved, usually its range of flexion and extension. E.g.: Due to an injury, the knee may lack 10 degrees of full extension."
Term
chondromalacia
Definition
softening of cartilage
Term
osteomalacia
Definition
softening of the bone
Term
T-8 (in relation to the spine)
Definition
the 8th thoracic vertebra
Term
C-7 (in relation to the spine)
Definition
the 7th cervical vertebra
Term
L-5 (in relation to the spine)
Definition
the 5th lumbar vertebra
Term
brachial
Definition
pertaining to the arm
Term
lumbodynia
Definition
pain in the lower back
Term
cervical
Definition
pertaining to the neck
Term
CT scan (computed tomography)
Definition
diagnostic imaging procedure in which a thin X-RAY beam rotates around the patient. Small detectors measure the amount of x-rays that make it through the patient or particular area of interest. A COMPUTER analyzes the data to construct a cross-sectional image
Term
spondylolisthesis
Definition
"forward displacement of one vertebra over another, usually of the fifth lumbar over the body of the sacrum, or of the fourth lumbar over the fifth lumbar"
Term
osteoarthritis
Definition
most common form of arthritis that most often affects weight-bearing joints
Term
articulation
Definition
point where two bones come together
Term
arthrodesis
Definition
binding or fusing of a joint surface
Term
tetany
Definition
" prolonged, continuous muscle contraction"
Term
hypertrophy (Hint: someone with big muscles may win a trophy)
Definition
increase in the size of a muscle
Term
leiomyosarcoma
Definition
malignant tumor of smooth muscle
Term
leiomyoma
Definition
(benign) tumor of smooth muscle
Term
ankylosis
Definition
stiff joint condition
Term
arthralgia
Definition
joint pain
Term
rhabdomyoma
Definition
(benign) skeletal muscle tumor
Term
rhabdomyosarcoma
Definition
malignant skeletal muscle tumor
Term
electromyogram (EMG)
Definition
test to record muscle response to electrical stimulation
Term
orthosis
Definition
"The use of an orthopedic appliance, i.e., brace, to maintain body position or provide limb support"
Term
pronation
Definition
Turning of the palm backward or downward
Term
supination
Definition
Turning the palm upward or forward
Term
crooked or stiff
Definition
meaning of the combining form in ankylosis
Term
ligament
Definition
band of fibrous tissue that connects bone to bone
Term
tendon
Definition
band of fibrous tissue that connects muscle to bone
Term
osteosarcoma
Definition
malignant bone tumor
Term
MRI (magnetic resonance imaging)
Definition
NON-IONIZING (no x-rays) imaging technique using magnetic fields and radio frequency waves to visualize anatomic structures
Term
rigor
Definition
stiff muscle
Term
rheumatoid arthritis
Definition
"most crippling form of joint inflammation, characterized by chronic, systemic inflammation most often affecting joints and synovial membranes, especially in the hands and feet, causing ankylosis and deformity"
Term
bone scan
Definition
"NUCLEAR MEDICINE SCAN of bone tissue to detect a tumor, malignancy, etc."
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