Skeletal/Muscular System

Functions of the skeletal system?

• provides structure and support, allows movement

• provides oxygen, reduces carbon dioxide

• protects organs and tissues, produces blood cells

• stores certain minerals

• hides muscles

ligaments…

• hold bone to muscle

• hold muscle to muscle

• hold bone to bone

• hold muscle to muscle

tendons…

• hold bone to bone

• hold muscle to muscle

• hold cartilage to ligament

• hold muscle to bone

cartilage..

• is a hard stiff jellylike substance, 3x more slippery than ice

• allows you to bend, provides sodium

• cushions bones, provides a slippery substance

• keeps bones from breaking, allows you to smell

types of bone marrow

• red marrow

• yellow marrow

• purple marrow

• green marrow

red bone marrow..

• produces blood cells

• clogs pores

• helps you eat

• keeps you from suffocating

yellow bone marrow..

• controls your lungs

• is in your feet only

• contains fats and blood vessels

• keeps you breathing

types of joints

• ball and socket, hinge, pivot, saddle, gliding

• ball and socket, pirouette, sliding, saddle, twist

• ball and soccer, hinge, saddle pad, gliding, pivoting

• bell and socket, hinge, pirouette, sliding, saddle

muscular system has…

• 3 types of muscle tissue

• 7 types of muscle tissue

• 4 types of muscle tissue

• 20 types of muscle tissue

skeletal muscle..

• voluntary, attached to other muscles, restricts movement

• involuntary, attached to bones, allows movement

• voluntary, attached to bones, allows movement

• involuntary, attached to other muscles, restricts movement