HK 100: EXAM 1 QUESTIONS
Thin filaments have - answers :actin
Thick filaments have - answers :myosin
Sliding filament hypothesis - answers :overlapping areas slide toward each other in a
muscle fiber
Cross-bridge hypothesis - answers :myosin connects to binding sites / calcium released
Concentric contraction - answers :muscle shortens
Eccentric contraction - answers :muscle lengthens
Isometric contraction - answers :muscle doesn't change
Delayed-onset muscle soreness (doms) - answers :muscle soreness that develops 24-
48 hours after exercise / caused by microscopic tears in myofibrils
What contractions cause more soreness? - answers :eccentric
Aerobic phosphagen - answers :immediate energy
Atp, pcr, or glucose
Anaerobic glycolytic - answers :no oxygen required
Glycogen or glucose
Oxidative - answers :requires oxygen
Glycogen, fat, or protein
Aerobic power is - answers :vo2 max
Vo2 max - answers :ability to continue exercising for long durations
Anaerobic power - answers :max power that can be achieved in all out exercise
Components of vo2 max uptake - answers :pulmonary function
Blood flow
Cardiovascular function
Components of pulmonary ventilation - answers :respiratory rate
Tidal volume
Components of cardiovascular function - answers :cardiac output
Stroke volume
Thin filaments have - answers :actin
Thick filaments have - answers :myosin
Sliding filament hypothesis - answers :overlapping areas slide toward each other in a
muscle fiber
Cross-bridge hypothesis - answers :myosin connects to binding sites / calcium released
Concentric contraction - answers :muscle shortens
Eccentric contraction - answers :muscle lengthens
Isometric contraction - answers :muscle doesn't change
Delayed-onset muscle soreness (doms) - answers :muscle soreness that develops 24-
48 hours after exercise / caused by microscopic tears in myofibrils
What contractions cause more soreness? - answers :eccentric
Aerobic phosphagen - answers :immediate energy
Atp, pcr, or glucose
Anaerobic glycolytic - answers :no oxygen required
Glycogen or glucose
Oxidative - answers :requires oxygen
Glycogen, fat, or protein
Aerobic power is - answers :vo2 max
Vo2 max - answers :ability to continue exercising for long durations
Anaerobic power - answers :max power that can be achieved in all out exercise
Components of vo2 max uptake - answers :pulmonary function
Blood flow
Cardiovascular function
Components of pulmonary ventilation - answers :respiratory rate
Tidal volume
Components of cardiovascular function - answers :cardiac output
Stroke volume
