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A & P Ch. 4

TermDefinition
Bone marrow Found inline bones. Yellow stores fat. Red produces blood.
Diaphysis Shaft of a long bone
Epiphyseal Plate Growth plate near the ends of long bones where osteoblast activity increases bone length
Epiphysis Bulbous end of a long bone
Ossification Bone Formation
Periosteum Connective tissue protecting the shaft of long bones
Atlas First cervical vertebrae
Axis Second cervical vertebrae
Axial Skeleton Central, stable portion of the skeletal system
Cervical Region First 7 vertebrae, the neck
Coccyx 4 fused vertebra at the base of the spine
Cranium Flat bones surrounding the back of the head
Fontanel Openings in a fetus' skull. The pulse can be felt
Intervertebral Discs Cushions between vertebral bodies that allow bending of the spine
Lumbar Region 5 low back region vertebrae
Mandible Jaw bone
Maxillary Bones Two fused bones that form the upper jaw
Sacrum 5 vertebrae that form the posterior of the pelvic girdle
Skull Head bones
Sternum Breastbone
Sutures Joints in which irregular grooved bone sheets join closely by fibrous tissues
Thoracic Region 12 vertebrae in the middle of the back
Vertebra Spinal column bones
Appendicular Skeleton Bones of the arms and legs
Carpal Bones Wrist bones
Clavicle Collarbone
Femur Thigh bone
Fibula Bone of the lower leg
Humerus Major bone of the upper arm
Metacarpals Five interior bones of the hand
Metatarsals Small bones of the ankle
Patella Kneecap
Pelvis Pelvic girdle bones
Phalanges Bones of the fingers
Radius Smaller of the two bones in the forearm
Scapula Shoulder blade
Tarsals Bones of the ankle
Tibia Weight-bearing bone of the lower leg
Ulna Larger bone of the lower arm
Ball and Socket Joint formed between two bones. One shaped like a ball and the other a socket
Burseae Small capsules lined with synovial membranes filled with fluid
Gliding Joint Joint is allowed a sliding motion
Hinge Joint Forward and backward motions in a joint
Ligaments Bone to bone connectors
Pivot Joint Joint where rotation is allowed
Saddle Joint Bone surfaces are shaped like the seat of a riding saddle
Tendon Tissue band connecting a muscle to a bone
Amenorrhea Absence of a period in a woman mature enough to have one
Anorexia Nervosa Extreme fear of gaining weight
Arthritis Joint inflammation, pain, stiffness and swelling
Bulimia Nervosa Eating disorder. Excessive eating followed by purging
Bursitis Inflammation of bursae
Dislocation Displacement of a bone
Fracture Break or disruption of continuity in a bone
Osteoarthritis Degenerative disease of articular cartilage
Osteoporosis Weak bones resulting in fractures
Rheumatoid Arthritis Autoimmune disorder in which the body's own immune system attacks healthy joint tissues
Sprain Overstretching or tearing of a ligament.
Stress Fracture Tiny, painful crack in a bone from overuse
Created by: Andrearoberts