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acromion
outward extension of the shoulder blade forming the point of the shoulder
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cancellous bone
spongy, porous, bone tissue in the inner part of a bone
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cartilaginous bone
bone that develops in a preexisting cartilage
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compact bone
hard,dense bone tissue usually found around the outer portion of bones
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temporomandibular joint
connection on either side of the head between the temporal bone of the skull and mandibular bone of the jaw
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sella turcica
depression in the skull where the pituitary gland is located
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foramen magnum
opening of the occipital bone through which the spinal cord passes
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fontanelle
soft spot between the skull bones of an infant
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diaphysis
shaft or mid-portion of a long bone
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epiphyseal plate
growth plate, cartilaginous area at the ends of long bones where lengthwise growth takes place in the immature skeleton
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epiphysis
each end of a long bone
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olecranon
the point of the flexed elbow
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osseous tissue
bone tissue
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osteoblast
immature bone cell that helps form bony tissue
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osteoclast
a bone cell that reabsorbs or digests bone (remodels bone)
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periosteum
membrane surrounding bones, rich in blood vessels and nerve tissue
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pubic symphysis
area of confluence(coming together) of the two pubic bones in the pelvis
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red bone marrow
found in cancellous bone, site of hematopoiesis
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trochanter
large process at the neck of the femur, attachment site for tendons of the hip musculature
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vertebra/vertebrae
individual segment of the spine
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xiphoid process
lower, narrow portion of the sternum
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kyphosis
a hump on the back
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lordosis
the normal lumbar curvature of the back becomes exaggerated
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orthopedics
The branch of medicine that deals with the prevention and correction of injuries or disorders of the skeletal system and associated muscles, joints, and ligaments, often by surgery.
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osteitis
inflammation of the substance of a bone
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osteogenesis
formation of bone
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scoliosis
the spinal column is bent abnormally to the side
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osteomalacia
softening of bone
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osteotome
a medical instrument used to cut bone
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calcaneus/ calcaneal
pertaining to the heal bone
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clavicle/clavicular
collar bone
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femur/ femoral
pertaining to the thigh bone
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fibula/fibular
pertaining to the smaller of the two lower leg bones
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humerus/humeral
pertaining to the upper arm bone
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metatarsals
midfoot bones
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patella/patellar
pertaining to the kneecap
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phalanges/phalangeal
pertaining to the finger and toe bones
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sternum/sterna
breastbone
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exotosis
bony growth (benign) arising from the surface of bone
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fracture
traumatic breaking of a bone
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closed fracture
the bone is broken but there isn't any open wounds in the skin
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open (compound) fracture
the bone is broken, and a fragment of bone protudes through an open wound in the skin
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pathologic fracture
caused by disease of the bone such as a tumor or infection
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crepitus
crackling sound produced when ends of bones rub each other or rub against roughened cartilage
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colles fracture
occurs near the wrist joint
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comminuted fracture
bone is splintered or crushed into several pieces
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compression fracture
bone collapses or is compressed
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greenstick fracture
bone is partially broken, breaks on one surface and only bends on the other, occurs in children
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impacted fracture
one fragment is driven firmly into the other
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reduction
restoration of the bone to its normal position
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closed reduction
manipulative reduction without a surgical incision
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open reduction
an incision is made for access to the fracture site
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cast
solid mold of the body part
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osteomyleitis
inflammtion of the bone and bone marrow
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osteoporosis
decrease in bone density(mass) thinning and weakening of the bone
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talipes
congenital abnormality of the hindfoot
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articulation
a coming together of two or more bones
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bursa/bursae
sac of fluid near a joint, promotes smooth sliding of one tissue against another
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ligament
connective tissue binding bones to other bones, supports, strengthens, and stabilizes the joint
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synovial fluid
viscous fluid within the synovial cavity
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tendon
connective tissue that binds muscles to bones
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ankylosis
condition of joint stiffening or immobilization
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arthroplasty
surgical reconstruction or replacement of a malformed or degenerated joint.
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bursitis
inflammation of the bursa
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achondroplasia
The most common form of short stature with disproportionately short limbs -- dwarfism with short arms and legs.
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chrondromalacia
softening of cartilage under the kneecap
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rheumatologist
A specialist in the non-surgical treatment of rheumatic illnesses, especially
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tenosynovitis
inflammation and swelling of a tendon, typically in the wrist, often caused by repetitive movements.
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tendinitis
inflammed tendons
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athrodesis
Surgical immobilization of a joint by fusion of the adjacent bones.
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arthritis
inflammation of joints
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ankylosing spondylitis
chronic, progressive arthritis with stiffening of joints, primarily of the spine
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gouty arthritis
inflammation and painful swelling of joints caused by excessive uric acid in the body
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osteoarthritis (OA)
progressive, degenerative joint disease with loss of articular cartilage and hypertrophy of bone
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rheumatoid arthritis
chronic joint condition with inflammation and pain
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bunion
enlargement of bone or tissue around the joint at the base of the big toe
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carpel tunnel syndrome
compression of the median nerve as it passes between the ligament and the bones and tendons of the wrist
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ganglion
fluid-filled cyst arising from joint capsules or tendons, typically in the hand
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Lyme disease
disorder marked by arthritis, myalgia, and malaise
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SLE
- systemic lupus erythematosus
- chronic inflammatory autoimmune disease involving joints, skin, kidneys, nervous system CNS, heart and lungs
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dislocation
displacement of a bone from its joint
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sprain
trauma to a joint without rupture
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strain
injury involving the overstretching of muscle
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striated muscle
makes up the voluntary or skeletal muscles that move all bones, as well as controlling facial expression and eye movements
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fascia
fibrous tissue that envelops and separates muscle
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abduction
movement away from the midline of the body
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adduction
movement toward the midline of the body
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dorsiflexion
decreasing the angle of the ankle joint so that the foot bends backward
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extension
increasing the angle between 2 bones, straightening out a limb
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flexion
decreasing the angle between 2 bones, bending a limb
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plantar flexion
motion that extends the foot downward toward the ground as when pointing the toes or stepping on the gas pedal
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rotation
circular movement around a central point
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fibromyalgia
A chronic disorder characterized by widespread musculoskeletal pain, fatigue, and tenderness in localized areas.
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myasthenia gravis
An autoimmune neuromuscular disorder characterized by fatigue and exhaustion of muscles
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amyotrophic
progressive wasting of muscle tissues
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muscular dystrophy
group of inherited diseases characterized by progressive weakness and degeneration of muscle fibers without involvement of the nervous system
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ANA
- antinuclear antibody test
- detects an antibody present in serum of patients with systemic lupus erythematosus
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ESR
erythrocyte sedimentation rate, measures time it takes for erythrocytes to settle to the bottom of a test tube
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CK
serum creatine kinase, measurement of the enzyme creatine kinase in serum
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bone scan
uptake of a radioactive substance is measured in bone
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bone desitometry
low-energy x-ray absorption in bones of the spinal column, pelvis and wrist is used to measure bone mass
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