Skeletal System Terms Flashcards
Abduction
Moving the limb or hand laterally away from the body, or spreading of the fingers or toes
Adduction
Movement that brings the limb or hand toward or across the midline of the body, or brings the fingers or toes together
Amphiathrosis
A slightly mobile joint
Ankylosis
Fixation and immobility of a joint
Appendicular Skeleton
All bones of the upper and lower limbs, plus the girdle bones that attach each limb to the axial skeleton
Arthralgia
Joint pain
Arthritis
Chronic inflammation of the synovial joints
Arthrocentesis
Surgical puncture to aspirate fluid from a joint
Arthrodesis
Surgical fixation of a joint
Arthrography
Process of recording a joint
Arthroscopy
Process of viewing a joint using an endoscope
Articulations
Where two bone surfaces meet
Autoimmune diseases/disorders
Disorders in which the immune system overreacts and begins to attack itself
Axial Skeleton
The central, vertical axis of the body, including the skull, vertebral column, and thoracic cage
Bradykinesia
Condition of slow movement
Bursitis
Inflammation of a bursa near a joint
Chondromalacia
Degeneration of cartilage
Chronic
A condition in which a piece of the skull is removed
Diathorosis
Freely mobile joints
Diskectomy
Excision of the intervertebral disk
Dicitis
Inflammation of the intervertebral disk
Dyskinesia
Abnormal involuntary movements of the extremities, trunk, or jaw
Edema
Swelling due to excessive liquid in the tissues
Eversion
Foot movement in which the bottom of the foot is turned laterally, away from the midline
Extension
Movement in the sagittal place that increases the angle of a joint (straightens the joint)
Flexion
Movement in the sagittal place that decreases the angle of a joint (bends the joint)
Hematopoiesis
The production of blood cells
Hyperkinesia
Excessive movement of the muscles of the body as a whole
Hypertrophy
The enlargement of muscles
Inversion
Foot movement in which the bottom of the foot is turned toward the midline
Kyphosis
An excessive posterior curvature of the thoracic region; also called humpback
Lordosis
Excessive anterior curvature of the lumbar vertebral column region; also called swayback
Lumbar
Pertaining to the lumbar region of the spine (L1 to L5)
Lumbosacral
Pertaining to the region of the back that includes the lumbar vertebrae, sacrum, and nearby structures
Muscular dystrophy
A general term for the group of inherited myopathies that are characterized by wasting and weakness of the skeletal muscle
Osteitis
Inflammation of the bone
Osteoarthritis
The most common type of arthritis; associated with aging and “wear and tear” of the articular cartilage
Osteoblast
The cell responsible for forming new bone
Osteochondritis
Inflammation of the bone and cartilage
Osteocyte
Bone cell
Osteomalacia
A softening of adult bones due to Vitamin D deficiency
Osteomyelitis
Inflammation of bone and bone marrow
Osteonecrosis
Abnormal condition of bone death (lack of blood supply)
Osteopenia
Abnormally low bone mass or bone mineral density
Osteopetrosis
Abnormal condition of porous bones
Osteoporosis
A disease characterized by a decrease in bone mass that occurs when the rate of bone resorption exceeds the rate of bone formation
Osteosarcoma
Malignant tumor of bone
Pelvic
Pertaining to the pelvis
Pronation
Forearm motion the moves the palm of the hand from the palm forward to the palm backward position
Rotation
Movement of a bone around a central axis or around its long axis
Sarcopenia
Age-related muscle atrophy
Scoliosis
Lateral curvature of the spine
Spondyloarthritis
Inflammation of the joins of the spine
Spondylosis
A degenerative spinal disease that can involve any part of the vertebra, intervertebral disk, and surround soft tissue
Supination
Forearm motion the moves the palm of the hand from the palm backward to the palm forward position
Synarthrosis
An immobile or nearly immobile joint
Synovectomy
Excision of the synovial membrane
Synovial sarcoma
Malignant tumor of the synovial membrane
Tendinitis
Inflammation of the tendon
Tenosynovitis
Inflammation of the synovial membrane of a tendon
Vertebroplasty
A procedure used to repair a bone in the spine that has a break caused by cancer, osteoporosis, or trauma