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edgar vargas
Anatomy 220 2nd
| Question | Answer |
|---|---|
| Agonist | The name given to the muscle that directly perfroms a sepcific movement |
| Synergist | Muscles that contract at the same time as the prime mover. They facilitate or complement prime mover actions so that the prime mover produces a more effective movement. |
| What are the four protein molecules that make up the myofilament | Myosin, actin, troponin and tropomyosin |
| iosotonic contraction | A contrac-tion in which the tone or tension within a muscle remains the same as the length of the muscle changes |
| concentric contraction | those in which the movement results in shortening of the muscle. |
| isometric contraction | In contrast to an isotonic contraction, is a contraction in which muscle length remains the same while muscle tension increases |
| Action Potential | the membrane potential of a neuron that is conducting an impulse; also known as a nerve impulse |
| What are the three meninges of the brain | Dura mater, arachnoid and Pia mater |
| Hematopoesis | Formation of new blood cells |
| 2 important funstion of the Lymphatic System | —maintain fluid balance in the internal envi-ronment and immunity |