Exam 3 - Chapter 10: Musculoskeletal System (by definition) Flashcards
any part of the body attached to the main structure
appendage
place of union between two or more bones, also called a joint
articulation
Latticelike arrangement of bony plates occuring at the ends of long bones
cacellous
ligaments that cross each other, forming an X within the notch between the femoral condyles
cruciate ligaments
production and development of blood cells, normally in the bone marrow
hematopoiesis
small contractile cells that make up muscle tissue
fibers
also called voluntary or striated muscles, these are muscles under voluntary control. Examples include the muscles that move the eyeballs and tongue
skeletal muscles
found only in the heart, this type of muscle makes up most of the wall in the heart. It’s striated, but it produces rhythmic and involuntary contractions
cardiac muscle
also called involuntary or visceral muscles, these are muscles whose actions are involuntary and are controlled by the autonomic nervous system
smooth muscle
when a fibrous attachment to a bone spans a large area of the bone
aponeurosis
When connective tissue fibers form a cord or a strap
tendon
flexible bands of fibrous tissue that are highly adapted for resisting strains
ligament
moving an appendage into the midline of the body
adduction
moving an appendage away from the midline of the body
abduction
the action of decreasing the angle of a joint
flexion
the action of increasing the angle of a joint
extension
to turn the palm downward
pronation
the turn the palm upward
supination
moving the sole of the foot inward
inversion
moving the sole of the foot outward
eversion
elevating the foot, pointing the foot upward
dorsiflexion
lowering the foot, pointing the foot downward
plantar flexion
the production of blood cells inside the bone marrow
hematopoesis
type of bone that’s often cube-shaped. Examples include wrists and toes
short bones
bones that cannot be classified as short or long due to their complex shapes
Irregular bones
bones found in the appendages, such as legs and arms.
long bones
the long, main portion of a long bone
diaphysis
forms the long cylindrical outer covering of a long bone
compact bone
spongy bone at the core of a short bone
cancellous bone
the central canal inside of a bone that hold the yellow marrow; consists mainly of fat and blood cells
medullary cavity
the end of a long bone closest to the center of the body
proximal epiphysis
the end of a long bone farthest to the center of the body
distal epiphysis
type of elastic connective tissue that covers an epiphysis such that movement is smooth for joints
articular cartilage
the substance that makes up the interior material of an epiphysis
spongy bone
a bone-forming cell
osteoblast
three main regions: the skull, the rib cage, and the vertebral column
The axial skeleton is divided into ____ main regions, which are…?
a large, irregularly shaped and non-articulating process found only on the femur
trochanter
a small, round process on a bone
tubercle
the rounded articulating head of a bone, kob-shaped
condyle
prominent, rounded articulating head of a bone
head
rounded opening through a bone to accommodate blood vessels and nerves, like the opening in the skull through which cranial nerves pass
foramen
a narrow, slit-like opening in the bone
fissure
a cavity or a hollow space inside a bone
sinus
the unossified membrane or soft spot that appears on an infant’s head between the cranial bones
fontanel
combining form for stiffness, can also mean bent or crooked
ankyl/o
combining form of “joint”
arthr/o
combining form of “humpback”
kyph/o
combining form of “lamina,” the part of the vertibral arch
lamin/o
combining form of “curve” or “swayback”
lord/o
combining form of either “bone marrow” or “spinal cord” depending on the context
myel/o
combining form of “straight”
orth/o
combining form of “bone”
oste/o
combining form of “foot” and also “child”
ped/o
combining form of “crooked” or “bent”
scoli/o
combining form of “chest”
thorac/o
combining form of “acromion” which is a projection of the scapula
acromi/o
combining form of “arm”
brachi/o
combining form of “calcaneum” which is the heel bone
calcane/o
combining form of “carpus” which is the wrist bone
carp/o
combining form of “head”
cephal/o
combining form of “neck” but also the cervix as well
cervic/o
combining form of “clavicle” or collar bone
clavicul/o
combining form of “ribs”
cost/o
combining form of “skull”
crani/o
combining form of “fingers” or “toes”
dactyl/o
combining form of “femur”
femor/o
combining form of “fibula”
fibul/o
combining form of “humerus”
humer/o
combining form of “ilium” which is the flaring portion of the hip bone
ili/o
combining form of “ischium” which is the lower portion of the hip bone
ischi/o
combining form of “loins” though specifically the lower back portion
lumb/o
combining form of “metacarpus” or the hand bones
metacarp/o
combining form of “metatarsus” or the foot bones
metatars/o
combining form of “patella” or kneecap
patell/o
combining form of “pelvis”
pelv/i
combining form of “phalanges” or finger bones
phalang/o
combining form of “foot”
pod/o
combining form of “pelvis bone”
pub/o
combining form of “radiation”
radi/o
one of two combining forms of “vertebrae”
spondyl/o
one of two combining forms of “vertebrae”
vertebr/o
combining form of “sternum”
stern/o
combining form of “tibia”
tibi/o
combining form of “smooth muscle”
leiomy/o
one of two combining form of “muscle”
muscul/o
one of two combining forms of “muscle”
my/o
combining form of “rod-shaped” or striated
rhabd/o
combining form of “rod shaped striated muscle”
rhabdomy/o
combining form of “cartilage”
chrond/o
combining form of “band” or “fascia”
fasci/o
combining form of “fiber” or “fibrous tissue”
fibr/o
combining form of “synovial membrane” or “synovial fluid”
synov/o
one of three combining forms of “tendon”
ten/o
one of three combining forms of “tendon”
tend/o
one of three combining forms of “tendon”
tendin/o
suffix for “weakness” or “debility”
-asthenia
suffix for “embryonic cell”
-blast
suffix for “to break” or “surgical fracture” (there are two)
-clasia
suffix for “to break” or “surgical fracture” (there are two)
-clast
suffix for “binding” or “fixation of a bone or joint”
-desis
suffix for “softening”
-malacia
suffix for “growth”
-physis
suffix for “porous”
-porosis
suffix for “malignant tumor of connective tissue”
-sarcoma
suffix for “visual examination”
-scopy
prefix for “together” or “joined”
syn-
the stiffening and immobility of a joint as the result of a disease, trauma, surgery, or abnormal bone fusion
ankylosis
deformity characterized by lateral deviation of the great toe as it turns in toward the second toe
bunion (hallux valgus)
painful condition resulting from the compression of the median nerve within the wrist canal that holds the flexor tendons
carpal tunnel syndrom
lameness, limping
claudication
fibrosis of the connective tissue in the skin, fascia, muscle, or joint capsule that prevents joint mobility
contracture
Dry, grating sound or sensation caused by bone ends rubbing up against each other, indicating a fracture or joint destruction
crepitation
a sudden increase in the severity of symptoms, sometimes called a “flare”
exacerbation
a filled tumor that develops along the tendons or joint of the wrists or hands, but may also appear in the feet
ganglion cyst
effusion of blood into a joint cavity
hemarthrosis
a rupture of a vertebral disk’s center through its outer edge and back toward the spinal canal, with pressure on the adjacent spinal nerve that results in pain, numbness, or weakness
herniated disk
loss of muscular tone or a diminished resistance to passive stretching
hypotonia
malignant tumor of plasma cells (cells that help the body fight infection by producing antibodies) in the bone marrow
multiple myeloma
the perceived sensation that a limb is still present following its amputation
phantom limb
form of osteomalacia in children caused by vitamin D deficiency
rickets
fragment of necrosed bone that has become separated from the surrounding tissue
sequestrum
any slipping of the vertebra from its normal position in relationship to the one beneath it
spondylolisthesis
tearing of a ligament or tissue that may be slight, moderate, or complete
sprain
Muscular trauma caused by violent contraction or an excessive forcible stretch
strain
partial or incomplete dislocation
subluxation
congenital deformity of one or both feet in which the foot is pulled downward and laterally to the side, also called “clubfoot”
talipes equinovarus
use of electrical stimulation to diagnose the health of muscles and the nerve cells that control them
electromyography
a procedure that restores a bone to its normal position
reduction
a procedure in which fractured bones are realigned by manipulation rather than surgery
closed reduction
a procedure in which fractured bones are placed in their proper position during surgery
open reduction
procedures used to restrict movement, stabilize and protect a fracture, and facilitate the healing process
bone immobilization
bone immobilization by placing a solid, stiff dressing around the area with plaster of Paris or other similar material
casting
bone immobilization by applying an orthopedic device to the injured part
splinting
bone immobilization using weights and pullies to align or immobilize a fracture
traction
partial or complete removal of an extremity due to trauma or circulatory disease
amputation
puncture of a joint space using a needle to remove the accumulated fluid
arthrocentesis
surgical breaking of an ankylosed joint to provide movement
arthroclasia
visual examination of the interior of a joint and its structures using a thin, flexible arthroscope
arthroscopy
implantation or transplantation of bone tissue from another part of the body, or possibly from another person to serve as replacement for damaged or missing bone
bone grafting
excision of the bursa (padlike sac or cavity found in connective tissue, usually in the vicinity of joints)
bursectomy
excision of the posterior arch of a vertebra
laminectomy
replacement of a missing part by an artificial substitute (like a peg leg)
prosthesis fitting
any surgery repeated to correct problems of a previously unsuccessful surgery or to replace a worn out prosthesis
revision surgery
excision of a segment of necrosed bone
sequestrectomy
excision of a synovial membrane
synovectomy
series of radiographs taken after injection of a contract material into a joint cavity, especially the knee or shoulder, to outline the contour of the joint
arthrography
Noninvasive procedure that uses low-energy x-ray absorption to measure bone mineral density and usually measures bones of the spine, hip, and forearm
bone density test
radiological examination of the intervertebral disk structures through the injection of a contrast medium
discography
radiography of the five lumbar vertibrae and the fused sacral vertebrae, including anteroposterior, laterial, and oblique views of the lower spine
lumbosacral spinal radiography
radiography of the spinal cord after the injection of a contrast medium to study spinal distortions caused by cysts, herniated disks, or lesions
myelography
nuclear medicine procedure that visualizes various tissues and organs after administration of a radionuclide
scintigraphy
treat rheumatoid arthritis by inhibiting activity within the immune system
gold salts
relieves mild to moderate pain and reduces inflammation (aspirin)
salicylates
medication to relive muscle spasms and stiffness
muscle relaxants
where a bone has broken but no open wound exists
closed fracture
a broken bone where an open wound exists
open fracture
when a broken bone injures an internal organ
complicated fracture
where a bone breaks and splits into pieces
comminuted fracture
when a bone is broken and wedges into the interior of another bone
impacted fracture
when the line of a break does not completely transverse the entire bone
incomplete fracture
when the fracture doesn’t extend through the entire thickness of the bone, like when one side of the bone is fractured and the other side is bent
greenstick fracture
a break at the lower end of the radius, often just above the wrist. Typically happens when someone extends their hands out to catch a fall
Colles fracture
fracture in which all portions of the bone are in perfect alignment
hairline fracture
bone break caused by a disease process such as neoplasm or osteoperosis
pathological (spontaneous) fracture
bone infection
osteomyelitis
bacteria in the blood stream, sometimes called “blood poisoning”
bacteremia
bone death
sequestrium
removal of dead bone
sequestrectomy
chronic inflammation of the bones resulting in thickening and softening of bone matter
Paget disease
common bone disorder in the elderly, particularly in women over 60, starts as a decrease in bone mineral density that eventually lead to microscopic fractures
osteoperosis
decrease in bone density
osteopenia
a condition causing a crooked, s-shaped spine
scoliosis
commonly called “hunchback”
kyphosis
sometimes called “swayback,” it’s when the lower back curves in unnaturally
lordosis
a general term for many joint diseases; inflammation of a joint accompanied by pain, swelling, and changes in structure
arthritis
systematic disease of the joints that causes pain and swelling, caused by immune system attacking the joints
rheumatoid arthritis
sometimes referred to as degenerative joint disease; a progressive degeneration of the cartilage in the joints
osteoarthritis
joint enlargement typically seen in cases of osteoarthritis
Herben nodes
the accumulation of uric acid cystals in the blood which deposit near joints and soft tissue, very painful
gout
genetic disease characterized by gradual atrophy and weakening of muscle dissue
muscular dystrophy
form of muscular dystrophy that affects children, boys more than girls; a sex linked disease; most children die before 30
Duchenne dystrophy
neuromuscular disorder causing fluctuating weakness of certain skeletal muscle groups (eyes, face, and sometimes limbs). Characterized by acetylcholine receptor destruction
myasthenia gravis
form of bone cancer that arises directly in the bone
primary bone cancer
form of bone cancer that arises somewhere else and spreads to the bone
secondary bone cancer
malignancy that originates from bone, fat, muscle, cartilage, or lymphatic system cells
sarcoma
malignancy that develops in the cartilage and generally affects the pelvis, upper legs, and shoulders
Fibrosarcoma
malignancy that develops from bone tissue and generally affects the knees, upper arms, and upper legs
Osteosarcoma
malignancy that develops in the primitive nerve cells in bone marrow
Ewing sarcoma
