Cells, Skeletal, Muscular

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Across
  1. 2. a living thing that has an organized structure
  2. 7. System a group of organs that work together to perform a certain function
  3. 8. Specialized smooth muscle only found in the heart, contracts to pump blood throughout the body
  4. 9. connect muscles to bone (like rubberbands), moves joint/bones
  5. 10. the smallest unit that makes up all living organisms and the tissues of the body.
  6. 13. Voluntary muscles, support posture, provide movement. Connected to bones by tendons.
  7. 14. a structure composed of a group of tissues that work together to perform a specific function
  8. 15. a group of cells that have similar structure and that function together as a unit
  9. 17. (skull) protects brain
  10. 20. collar bone
  11. 21. Marrow produces red blood cells that carry oxygen, white blood cells that prevent infection and platelets that control bleeding
Down
  1. 1. (upper arm bone) Allows your arm to move, flex and rotate. Holds 13 muscles in place. Stabilizes the rest of your arm, including your elbow and hand.
  2. 3. cushions the joint and prevents friction and wear and tear between the bone ends
  3. 4. (spinal column) consists of 33 vertebrae, protects spinal cord, provides structure and support, allows for movement and flexibility.
  4. 5. connect bone to bone, stabilizes joints
  5. 6. (hip bones) Supports your upper body, allows movement, walking, standing, bending
  6. 11. (thigh bone) largest bone, provides support for body weight, allows for movement
  7. 12. Joint (shoulder and hips) allows for rotational (circular) movement
  8. 13. Involuntary muscles, moves food along digestive tract, arteries and veins circulate blood throughout the body.
  9. 16. (knee, elbow, ankle) allows for bending and straightening
  10. 18. (rib cage) consists of 24 ribs, 12 per side, protect vital organs, expand/contract to allow for breathing
  11. 19. where bones meet, allows for movement