International Sports Sciences Association |ISSA Final exam section 1 ALL ANSWERS 100% CORRECT SOLUTION FALL 2021 SOLUTION AID GRADE A+ Final exam section 1 1. The automatic tendency to maintain a relatively constant internal environment is called homeostasis. • True • False 2. The ATP/CP pathway is considered aerobic metabolism. • True • False 3. About 98% of the human body is composed of only six elements: oxygen, carbon, hydrogen, nitrogen, calcium, and phosphorous. • True • False 4. Mitochondria are known as the powerhouse of the cell. • True • False 5. The heart, arteries, and veins are part of the circulatory system. • True • False 6. There are 80 bones in the axial skeleton. • True • False 7. The origin is the distal attachment of a muscle. • True • False 8. Type II muscle fibers are aerobic. • True • False 9. In a concentric contraction, the muscles shorten to produce movements. • True • False 10. An antagonist muscle is one that has an action directly opposite to that of the agonist. • True • False 11. Magnitude, direction, point of application, and line of action are the four components of force. • True • False 12. Newton's third law of motion deals with force and its relationship to mass and acceleration. • True • False 13. A high development of the agonist -antagonist function is essential to the development of dynamic balance. • True • False 14. The hamstrings muscles are two-joint muscles that act at the knee and ankle. • True
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