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Long bone

Skeletal System

Subject: 
Biology
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Skeletal system
Medical Subject Headings
Medical classification
Anatomy
Bone
Long bone
Human skeleton
Appendicular skeleton
Epiphysis
Skeleton
Hip bone
Axial skeleton

The Skeletal System 1 206 Bones in the Human Skeleton 2 Bones are Organs Each bone is a complex living organ made up of many cells, protein fibers, and minerals. They come in many sizes and shapes. The largest bone is the femur and the smallest is the stapes. The humerus is pictured here. 3 The femur is the thigh bone. The stapes is one of three small bones in the middle ear. The humerus is the upper arm bone. 3 The Skeletal System Also Includes Joints Cartilages Ligaments 4 Articular cartilage covers the ends of bones at articulations or joints Ligaments attach bones to other bones Tendons attach muscles to bones 4 5 Anatomy of the Skeletal System 5 Two Divisions of the Skeleton Axial Skeleton & Appendicular Skeleton 6

Anatomy - Bone Notes

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Biology
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Skeletal system
Dance science
Anatomy
Biology
Bone
Endochondral ossification
Intramembranous ossification
Osteoblast
Ossification
Periosteum
Long bone
Skeleton

Skeletal organization skeleton is divided into the axial and appendicular portions Axial skeleton- skull, hyoid bone, vertebral column, and thoracic cage Appendicular skeleton- pectoral girdle, upper limbs, pelvic girdle, and lower limbs. Bone Classification-adult skeleton contains 206 bones Long Bones- long and slender- found in arm, forearm, thigh, leg palms,soles, fingers, toes Short bone- boxlike-found in wrists and ankles sesamoid bones- special class of short bones, usually embedded in tendons and small except the patella(larger) Flat bones- thin, parallel surfaces, found inroof of skull, sternum, ribs, and scapula Irregular bones- complex shapes, with flat, notched or ridged surfaces. Include vertebrae, facial skull bones and hip bones
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