WITS Personal Trainer Practice Test 2 Questions and Answers Graded+

WITS Personal Trainer Practice Test 2 Questions and Answers Graded+ primary energy source cells use for biological work - atp primary source of atp max effort less than 5 seconds - creatine phosphate skeletal muscle fiber fast contracting, high force, resits fatigue - iia sliding filament theory - muscles convert atp to mechanical work energy source long duration, lower intensity exercise - aerobic metabolism importance of the respiratory exchange ratio - tells what type of fuel is being used during exercise muscle fiber highest force fatgues quickly - iix muscle contracts released into sarcoplasm binds with troponin - calcium respiratory exchange ratio r value 0.7 prime fuel - fat contracts slowly produces low force, fatigue resistant - i vo2 max greatest rate which oxygen can be delivered to muscles during dynamic exercise - true what is not true about gxt - it can not be perform in any gym total volume of blood circulated per minute - cardiac output volume of oxygen missing in first few minutes of work - oxygen deficit epoc - excess post exercise oxygen consumption womens vo2 max blank when compared to men - lower what does not increase during endurance exercise - diastolic blood pressure does increase during endurance exercise - heart rate, ventilation, systolic bp cardiac output is calculated by multiply - hr and sv comparing arm exercise and leg exercise - bp and hr are higher during arm exercise average person (m&f) 52% of muscle fibers are - type i femur equals - long bone joint moves away from body - abduction