Muscular System

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Across
  1. 1. controls the autonomic nervous system
  2. 3. is a complex collection of nerves and specialized cells known as neurons that transmit signals between different parts of the body.
  3. 4. made up of muscle cells bundled tightly together
  4. 6. provides 85% of body warmth
  5. 11. is the layer of muscle tissue which lies between the endocardium and epicardium.
  6. 12. beats 3 billion times over a course of a lifetime
  7. 14. are endurance cells move slower but for a longer period of time
  8. 15. maintains posture, stabilize bones and joints, control internal movement, and generate heat.
Down
  1. 2. is an organ system consisting of skeletal, smooth and cardiac muscles. It permits movement of the body, maintains posture and circulates blood throughout the body.
  2. 5. flat, thin muscle in the wall of the cheek.
  3. 7. is a large muscle on the back of the upper limb of many vertebrates.
  4. 8. is a large muscle that lies on the front of the upper arm between the shoulder and the elbow.
  5. 9. reacts instantly when triggered but tired out quickly
  6. 10. is a body fluid in humans and other animals that delivers necessary substances such as nutrients and oxygen to the cells and transports metabolic waste products away from those same cells.
  7. 13. contracts and relaxes smooth muscle