Musculoskeletal System Flashcards
Tendon
Muscle to bone
Ligament
Bone to bone
Osteoblast
Immature bone cell
Osteocyte
Bone cell (tree rings)
Osteoclast
Remodels bone; absorbs/digests
Ossification
Replacement of cartilage w/bone
Long bones
Ex. Femur, tibia & fibula, metatarsals & phalanges
Short bones
Ex. Wrist, ankles
Flat bones
(Soft bones)
Ex. Skull, shoulder, ribs
Compact bone
Hard/dense bone
Haversian canals
(Only in compact bone)
Openings that have blood vessels
Medullary cavity
Contains bone marrow
Cancellous bone
Spongy bone
Processes & Depressions
- Bone head
- Condyle- bottom; epicondyle- above
3.Trochanter- bump or definition (found on femur) - Tuberosity- elevated round process
- Olecranon fossa- elbow
Acetabulum
Depression in pelvis that joins the femur and hip joint
Hemat/o/poiesis
Formation (red-yellow)
Spondylolisthesis
Slipping of the vertebrae
Laminectomy
Operation to relieve the symptoms of slipped disc
Talipes
“Club foot”
Comminuted fracture
Splintered or crushed bone
Colles fracture
Radial head (wrist)
Greenstick fracture
Bending (children)
Displaced fracture
Surgery
Non-displaced fracture
No surgery
Leiomyoma
Malignant tumor of smooth muscle
Acromion
Top outer edge of the scapula
Malleolus
Bony projection on the inner side of the ankle
Lamina
Thin plate, scale, layer
Pubic symphysis
The joint between the pelvic bones that helps carry the weight of the upper body
Osteogenic sarcoma
Bone cancer that forms in osteoblasts
Osteoporosis
Weak/brittle bones
Kyph/o
Posterior curvature, “humpback”
Lord/o
Curve, “sway back,” lumbar
Scoli/o
Crooked
Myel/o
Bone marrow
Orth/o
Straight
Spondyl/o
Vertebrae
-listhesis
Slipping
-physis
To grow
-porosis
Pore/passage