the skeleton appendicular skeleton shoulderhip elbowknee wristankle handfoot axial skeleton skull...
TRANSCRIPT
The Skeleton
• Appendicular Skeleton• Shoulder hip• Elbow knee• Wrist ankle• Hand foot
• Axial Skeleton
• Skull• Spine• Ribs• Sternum
Types of bones
• Long bones= bones that are longer than they are wide
• Short bones=bones that are as long as they are wide
• Flat bones• Skull, ribs=protect the vital organs
• Irregular bones• vertebrae
Cartilage
• Flexible connective tissue
• Reduce friction at a joint
Joints
• Ball & Socket
• Pivot
• Ellipsoidal
• Hinge
Care of the skeletal system
• Exercise to increase bone density
• Calcium and phosphorus• Hard strong bones
Problems
• Poor nutrition
• Infection
• Sports
• Accidents
• Poor posture
• Osteoporosis
Fractures
• Simple (Closed)• No break in the skin
• Compound (Open)• Bone creates an opening in the skin
• Hairline• Incomplete no separation
• Transverse• Completely across the bone
Fractures (cont.)
• Comminuted• More than two pieces
• Oblique• Completely across the bone at an angle
• Greenstick• Breaking of a willow
Osteoporosis
• Brittle or easily fractured
• Women after menopause less estrogen• Loss of bone mass
Scoliosis
• Side to side curvature of the spine• Exercise
• Brace
• Surgery
Injury Related problems
• Strain• Stretch or tear of a muscle
• Sprain• Stretch or tear of a ligament
• Bruise• Tendonitis
• Inflammation of a tendon
• Hernia• Protrusion of an organ or tissue through a weak area of
the muscle