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Chapter 5
Skeletal and Muscular Systems
289
Medical
Undergraduate 1
02/13/2008

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Term
a-
Definition
without
Term
an-
Definition
without
Term
dia-
Definition
around, passing through
Term
dys-
Definition
bad, abnormal
Term
end-, endo-
Definition
within
Term
epi-
Definition
upon
Term
ortho-
Definition
straight, normal
Term
para-
Definition
near, alongside
Term
peri-
Definition
around
Term
poly-
Definition
many
Term
quad-
Definition
four
Term
sym-
Definition
together, joined
Term
syn-
Definition
together, joined
Term
ankyl
Definition
crooked, not straight
Term
arthr, articul
Definition
joint
Term
burs
Definition
purse or sac, bursa
Term
carp
Definition
wrist
Term
cartil
Definition
gristle, cartilage
Term
cel
Definition
hernia, protrusion
Term
chir
Definition
hand
Term
chondr
Definition
gristle, cartilage
Term
clon
Definition
spasm, twitching
Term
condyl
Definition
knuckle of a joint
Term
cost
Definition
rib
Term
cran, crani
Definition
skull, cranium
Term
duct
Definition
lead, move
Term
fasci
Definition
fascia
Term
femor, femur
Definition
thigh, femur
Term
fibul
Definition
clasp of buckle, fibula
Term
ili
Definition
flank, groin, ilium
Term
ischi
Definition
haunch, hip joint, ishium
Term
kinesi
Definition
motion
Term
kyph
Definition
hump
Term
lamin
Definition
thin
Term
lord
Definition
bent forward
Term
menisc
Definition
cresent-shaped moon, meniscus
Term
myel, myelon
Definition
bone marrow
Term
my, myos
Definition
muscle
Term
neur
Definition
sinew or cord (usually applied to nerves, but in the muscular system it refers to fascia)
Term
orth
Definition
straight
Term
oste
Definition
bone
Term
pariet
Definition
wall
Term
patell
Definition
small pan, patella
Term
ped
Definition
child
Term
petr
Definition
stone
Term
phalang, phalanx
Definition
row of soldiers, phalanges
Term
pod
Definition
foot
Term
physis
Definition
growth
Term
pub
Definition
grown up
Term
rachi
Definition
spine, or vertbral column
Term
radi
Definition
spoke of a wheel, radius
Term
sacr
Definition
scared, sacrum
Term
scoli
Definition
curved
Term
skelet
Definition
dried up, skeleton
Term
spondyl
Definition
vertebra
Term
stern
Definition
chest, sternum
Term
synov, synovi
Definition
binding of eggs, synovial
Term
tars
Definition
flat surface
Term
taxi
Definition
reaction to stimulus
Term
ten, tend, tendin
Definition
to stretch out, tendon
Term
vers
Definition
turn
Term
vertebr
Definition
a joint, vertebra
Term
-algia
Definition
pain
Term
-asthenia
Definition
weakness
Term
-cele
Definition
hernia, protrusion
Term
-centesis
Definition
puncture; a surgical puncture to aspirate fluids
Term
-clasia, -clasis, -clast
Definition
break apart
Term
-desis
Definition
surgical fixation, fusion
Term
-dynia
Definition
pain
Term
-iatry
Definition
treatment, specialty
Term
-ist
Definition
one who practices
Term
-otomy
Definition
cutting into; surgical removal or excision
Term
-pathy
Definition
disease
Term
-plasia
Definition
shape, formation
Term
-plegia
Definition
paralysis
Term
-practic
Definition
one who practices
Term
-ptosis
Definition
falling downward
Term
-physis
Definition
growth
Term
-schisis
Definition
split, fissure
Term
-tic
Definition
pertaining to
Term
-tomy
Definition
cutting into; incision
Term
-trophy
Definition
development
Term
-um
Definition
pertaining to
Term
-y
Definition
process of
Term
osteology
Definition
the study of bones
Term
arthology
Definition
the study of joints
Term
osteologist
Definition
a person who studies bones
Term
arthologist
Definition
a professional that studies joints
Term
skeleton & its 5 functions
Definition
the bones and joints; support, protection, aid in movement, blood cell formation, storage
Term
articular cartilage
Definition
a smooth layer of cartilage covering the epipyses of bones and found only in synovial joints
Term
bursa
Definition
a small fluid-filled sac in the shoulder, elbow, and knee joints that provides a cushioning ffect during movement
Term
carpals
Definition
the small bones of the wrist
Term
metacarpals
Definition
the small narrow bones of the hand
Term
cartilaginous joint
Definition
a joint where the material between bones consists of cartilage that allows some movement between bones
Term
cranium
Definition
part of the skull, the bones that surround the brain
Term
abduction
Definition
movement away from the body midline
Term
adduction
Definition
movement toward the body midline
Term
circumduction
Definition
turing the distal end of a bone in a circle
Term
fascia
Definition
a tough, fibrous connective tissue
Term
femur
Definition
the bone of the upper leg or thigh
Term
fibrous joint
Definition
a joint where the material between bones consists of fibrous connective tissue that allows very little or no movement between them
Term
fibula
Definition
the smaller of the two bones in the lower leg
Term
dorsiflexion
Definition
bending of the foot or toes upward
Term
flexion
Definition
decreasing the angle between bones (bending a joint)
Term
plantar flexion
Definition
bending of the sole of the foot by curling the toes downward towards the ground
Term
ilium
Definition
the upper wing-shaped bone of the pelvic girdle
Term
ischium
Definition
the inferior bone of the pelvic girdle
Term
meniscus
Definition
a cresent-shaped cartilage that helps to stabalize joint movements; plural form is menisci
Term
aponeurosis
Definition
a flattened tendon, it functions as a fascia that joins muscles together or joins muscle to bone
Term
endosteum
Definition
a thin layer of connective tissue that lines the marrow cavity
Term
osteoblast
Definition
a bone cell that is mobile and secretes bone matrix
Term
osteoclast
Definition
a bone cell that dissolves bone matrix
Term
osteocyte
Definition
a bone cell that is stationary, locked within bone matrix
Term
periosteum
Definition
a thin layer of fibrous connective tissue that forms the outermost layer of a bone
Term
parietal bones
Definition
part of the skull, two bones at the top of the head
Term
patella
Definition
the bone that forms the kneecap
Term
phalanges of the fingers
Definition
the small narrow bones of the fingers; singular is phalanx
Term
diaphysis
Definition
the long, narrow shaft portion of long bones
Term
epiphysis
Definition
the end of a long bone
Term
pubis
Definition
the anterior part of the pelvic girdle
Term
symphysis pubis
Definition
a cartilaginous joint that is the point of fusion for two pubic bones
Term
radius
Definition
the bone of the forearm (lower arm) that is in line with the thumb
Term
sacrum
Definition
four vertebrae that fuse in early childhood into a single bone forming the dorsal wall of the pelvis
Term
appendicular skeleton
Definition
a division of the skeleton that includes the bones of the appendages and pectoral and pelvic girdles
Term
axial skeleton
Definition
a division of the skeleton that includes the bones that are located along or near the central vertical axis of the body; it includes the bones of the skull and the bones of the thoracic cage
Term
sternum
Definition
the breastplate
Term
synovial joint
Definition
a joint containing synovial fluid within a sac of connective tissue allowing for the most movement between bones relative to fibrous joints and cartilaginous joints
Term
synovial fluid
Definition
the fluid produced by the synovial membrane, which provides lubrication and a shock-absorbing cushion in synovial joints
Term
matatarsus
Definition
the bones of the foot; also called the metatarsal bones
Term
tarsus
Definition
the bones of the ankle, also called the tarsal bones
Term
tendon
Definition
a band of fibrous tissue that connects muscle to bone
Term
eversion
Definition
turning a body part outward
Term
inversion
Definition
turning a body part inward
Term
cervical vertebrae
Definition
the first seven bones of the vertebral column, numbered C1 to C7 from superior to inferior
Term
intevertebral disc
Definition
fibrocartilaginous disc located between vertebrae
Term
lumbar vertebrae
Definition
five vertebrae of the lower spine, numbered L1 to L5
Term
thoracic vertebrae
Definition
12 vertebrae of the thorax, numbered T1 to T12; each one articulates with a pair of ribs
Term
vertebral column
Definition
the spinal column; 31 vertebrae in a linear formation
Term
clavicles
Definition
the two collarbones
Term
coccyx
Definition
three to five fused vertebrae that form the tailbone; plural form is coccyges
Term
compact bone
Definition
bone tissue (connective tissue) consisting of compacted, hardened mineral salts and collagen arranged in circular layers around a central canal
Term
depression
Definition
lowering a body part
Term
elevation
Definition
raising a body part
Term
extension
Definition
increasing the angle between bones (straightening a joint)
Term
frontal bone
Definition
part of the skull, the bone of the forhead
Term
humerus
Definition
the bone of the brachium (upper arm)
Term
lacrimal bones
Definition
two facial bones bewteen each orbit and the nose
Term
ligament
Definition
tough bands of fibrous connective tissue that stabalize joints
Term
lower limbs
Definition
the two legs, left and right
Term
mandible
Definition
the lower jaw bone
Term
marrow cavity
Definition
an internal chamber within the diaphysis; also called the medullary cavity
Term
maxilla
Definition
the upper jaw bone of the face
Term
nasal bones
Definition
two facial bones forming the bridge of the nose
Term
pronation
Definition
turning the palm downward
Term
red bone marrow
Definition
soft, gel-like connective tissue within spongy bone where blood cells are manufactured
Term
rotation
Definition
turning a bone on its own axis
Term
scapula
Definition
the bone forming the shoulder blade
Term
spongy bone
Definition
bone tissue consisting of thin plates of hardened bone forming an interlocking meshwork, with blood-rich red bone marrow in between the plates; under a microscope, looks like a sponge
Term
supination
Definition
turning the palm upward
Term
tibia
Definition
the larger of the two bones of the lower leg
Term
ulna
Definition
the lateral bone of the forearm, which is not in line with the thumb
Term
upper limbs
Definition
the two arms, right and left
Term
vomer
Definition
a facial bone forming part of the nasal septum
Term
xiphoid process
Definition
cartilage located at the lower end of the sternum, which attaches to the diaphragm
Term
yellow bone marrow
Definition
connective tissue rich in fat, which occupies tha marrow cavity of bones
Term
zygomatic bones
Definition
two facial bones forming part of each cheek
Term
orthopedics
Definition
the branch of medicine that focuses on the diseases of the skeletal and muscular sytems
Term
orthopedist
Definition
a physician specializing in orthopedics
Term
arthralgia
Definition
pain in a joint
Term
ataxia
Definition
an inability to coordinate muscles while executing a voluntary movement
Term
atrophy
Definition
lacking development, or wasting
Term
bradykinesia
Definition
abnormally slow movement
Term
dyskinesia
Definition
difficulty in movement
Term
dystrophy
Definition
deformities arising during development
Term
hypertrophy
Definition
excessive development
Term
myalgia
Definition
muscle tenderness or pain
Term
tenodynia
Definition
pain in a tendon
Term
achondroplasia
Definition
abnormal, slow growth of long bones resulting in unusually short, stocky limbs
Term
ankylosis
Definition
abnormal condition of joint stiffness
Term
arthritis
Definition
inflammation and degeneration of a joint
Term
arthchondritis
Definition
inflammation of cartilages within joints
Term
bunion
Definition
abnormal enlargement of the joint at the base of a big toe
Term
bursitis
Definition
inflammation of a bursa
Term
bursolith
Definition
a calcium deposit (or stone) within a bursa
Term
carpal tunnel syndrome
Definition
repetitive strss injury in which the nerves of the wrist generate pain impulses due to inflammation of synovial sheaths; abbreviated CTS
Term
carpoptosis
Definition
drooping of the wrist, also called wrist droop
Term
chondromalacia
Definition
deterioration or softening of cartilage
Term
cramps
Definition
prolonged, involuntary muscular contractions
Term
cranioschisis
Definition
a congenital fissure of the skull
Term
diskitis
Definition
inflammation of an invertebral disk
Term
Duchenne's muscular dystrophy
Definition
a congenital condition resulting in progressive muscular weakness and deterioration; abbreviated DMD
Term
epicondylitis
Definition
inflammation of the cartilages of the elbow
Term
fracture
Definition
a break in a bone
Term
gout
Definition
abnormal deposition of uric acid crystals in the joints (usually big toe joints), causing localized pain, also called gouty arthritis
Term
herniated disk
Definition
a rupture of an invertebral disk, resulting in the protrusion of tissue against spinal nerves, which generates pain
Term
kyphosis
Definition
a deformity of the spine characterized by the presence of a hump, also called hunchback
Term
lateral epicondylitis
Definition
inflammation of the lateral tendon of the elbow; also called tennis elbow
Term
lordosis
Definition
a deformity of the spine characterized by an anterior curve of the lumbar area
Term
Marfan's syndrome
Definition
inherited condition resulting in excessive cartilage formation at the epiphyseal plates, forming long arms and legs
Term
maxillitis
Definition
inflammation of the maxilla
Term
meniscitis
Definition
inflammation of the meniscus
Term
myasthenia gravis
Definition
weakening of the muscles
Term
myeloma
Definition
a malignant tumor of bone marrow
Term
myoclonus
Definition
a spasm or twitching of a muscle or muscle group
Term
myocele
Definition
protrusion of muscle through its fascia
Term
myositis
Definition
inflammation of muscle tissue
Term
osteitis
Definition
inflammation of a bone
Term
osteitis deformans
Definition
viral infection of bone that causes deformities of the skeleton resulting from the acceleration of bone loss; also called Paget's disease
Term
osteoarthritis
Definition
a form of arthritis characterized by an age-related deterioration of joints that is accompanied by erosion of cartilage and painful inflammation
Term
osteocarcinoma
Definition
cancer of bone
Term
osteochondritis
Definition
inflammation of bone and associated cartilage
Term
osteofibroma
Definition
a benign tumor of bone, in which the tumor contains fibrous connective tissue that surrounds bone
Term
osteogenesis imperfecta
Definition
an inherited condition resulting in impaired growth and fragile bones, leading to progressive skeletal deformation and frequent fractures
Term
osteomalacia
Definition
a gradual and painful softening of bones
Term
osteomyelitis
Definition
a painful bone infection caused by bacteria, characterized by the inflammation of the red bone marrow
Term
osteonecrosis
Definition
death of bone tissue
Term
osteopetrosis
Definition
excessive formation of dense bone, which crowds out marrow cavities and leads to cutting off blood supply to bone; also known as marble bone
Term
osteoporosis
Definition
abnormal loss of bone density
Term
osteosarcoma
Definition
cancer of bone
Term
Paget's disease
Definition
viral infection of bone that deforms the skeleton due to the acceleration of bone loss; also called osteitis deformans
Term
parapelegia
Definition
paralysis (loss of sensation and voluntary muscle movement) of both legs and the lower part of the body
Term
polymyositis
Definition
inflammation of many muscles simultaneously
Term
quadripelegia
Definition
paralysis of all four appendages
Term
rheumatoid arthritis
Definition
a form of arthrits characterized by progressive, gradual joint deterioration that is caused by an autoimmune response; abbreviated RA
Term
scoliosis
Definition
abnormal lateral curvature of the spine
Term
spinal cord injury
Definition
trauma to the spinal cord often resulting in paralysis; abbreviated SCI
Term
spondylarthritis
Definition
inflammation of the intevertebral joints
Term
sprain
Definition
an injury resulting from stretching a ligament beyond its normal range, tearing its collagen fibers
Term
strain
Definition
an injury resulting from stretching a muscle beyond its normal range, tearing muscle tissue
Term
synoviosarcoma
Definition
cancer of a synovial membrane in a joint
Term
tendonitis
Definition
inflammation of a tendon, such as a rotator cuff tendonitis (pitcher's shoulder)
Term
tenosynovitis
Definition
inflammation of a tendon and the synovial tissue that surrounds it
Term
closed, simple fracture
Definition
fractures that are completely internal to the body
Term
open, or compound fracture
Definition
fractures that project through the skin, outside the body
Term
Colles (fracture)
Definition
a break in the distal part of the radius
Term
comminuted (fracture)
Definition
a break resulting in fragmentation of the bone
Term
compression (fracture)
Definition
a crushed break, often due to weight or pressure applied to bone during a fall
Term
displaced (fracture)
Definition
a break causing abnormal alignment of bone pieces
Term
epiphyseal (fracture)
Definition
a break at the location of the growth plate, which can affect growth of the bone
Term
greenstick (fracture)
Definition
a slight break in a bone that appears as a slight fissure in an x-ray
Term
nondisplaced (fracture)
Definition
a break in which the bones retain their alignment
Term
Pott's (fracture)
Definition
a break in the ankle that affects both bones of the legs
Term
spiral (fracture)
Definition
a spiral-shaped break often caused by twisting stresses along a long bone
Term
arthrocentesis
Definition
surgical puncture of a joint to aspirate (suction) fluids from the synovial cavity
Term
arthroclasia
Definition
breaking of an abnormally stiff joint during surgery to increase range of motion
Term
arthrodesis
Definition
surgical fixation (stabalization) of a joint
Term
arthrogram
Definition
x-ray film of a joint after injection of air, contrast media, or both
Term
arthroplasty
Definition
surgical repair of a joint or total joint replacement
Term
arthroscopic surgery
Definition
surgery of a joint using the arthroscope
Term
arthroscopy
Definition
endoscopic visual examination of a joint cavity using a fiber optic instrument, called the arthrscope
Term
arthrotomy
Definition
surgical incision into a joint
Term
bursectomy
Definition
excision (surgical removal) of bursa
Term
bursotomy
Definition
surgical incision into a bursa
Term
chiropractic
Definition
a field of therapy that mainly involves manipulationof the vertebral column
Term
chiropractor
Definition
a specialist in chiropractic
Term
chonderectomy
Definition
excision of a joint cartilage
Term
chondroplasty
Definition
surgical repair of a joint cartilage
Term
costectomy
Definition
excision of a rib
Term
cranioplasty
Definition
surgical repair of a defect in the cranium
Term
craniotomy
Definition
surgical entry into the cranium
Term
diskectomy
Definition
excision of an intervertebral disk
Term
electromyography
Definition
a diagnostic procedure that records the strength of muscle contraction; abbreviated EMG
Term
fasciotomy
Definition
surgical incision into fascia
Term
laminectomy
Definition
excision of a vertebrae known as the lamina, often as part of a treatment for a herniated (ruptured) disk
Term
meniscectomy
Definition
surgical removal of a meniscus
Term
myoplasty
Definition
surgical repair of muscle tissue
Term
myorrhaphy
Definition
closing a muscle with sutures
Term
orthotics
Definition
contruction and fitting of orthopedic appliances to assist in patient movement, such as lifts, prosthetic devices, etc.
Term
orthotist
Definition
a physician specializing in orthotics
Term
ostectomy
Definition
excision of bone
Term
osteoclasis
Definition
surgical breaking of a bone to correct a defect
Term
osteopath
Definition
a physician trained in osteopathy; abbreviated OD and also called an osteopathic surgeon
Term
osteopathy
Definition
a medical field that emphasizes the relationship between the musculoskeletal system and the overall health with an emphasis on preventative medicine
Term
osteoplasty
Definition
surgical repair of bone
Term
podiatrist
Definition
a physician trained in podiatry; also called a chiropodist
Term
podiatry
Definition
medical field specializing in treating the foot
Term
prosthesis
Definition
a artificial substitute for a missing body part such as a leg or hand
Term
rachiotomy
Definition
surgical incision into the vertebral column
Term
spinal fusion
Definition
surgical connection of adjacent vertebrae, usually as treatment for a herniated disk; also called spondylosyndesis
Term
spondylosyndesis
Definition
surgically connecting adjacent vertebrae; commonly called spinal fusion
Term
synovectomy
Definition
excision of a joint's synovial membrane
Term
tenomyoplasty
Definition
surgical repair of a muscle and its tendon
Term
tenorrhaphy
Definition
closing a tendon with sutures
Term
tenotomy
Definition
incision into a tendon
Term
ROM
Definition
range of motion
Term
ACL
Definition
anterior cruciate ligament; a ligament that stabalizes the knee joint
Term
THR
Definition
total hip replacement
Term
TKA
Definition
total knee arthroplasty
Term
TKR
Definition
total knee replacement
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