Deck 2: Energy for Sport and Exercise

Question 1

The energy for all forms of muscle contraction is provided by:

A) Phosphocreatine
B) ATP
C) ADP
D) Oxidative phosphorylation
E) Generated in the mitochondria of the cell

Answer 1

B

Question 2

In which of the following events would the energy for muscle contraction come from the phosphagen system and anaerobic glycolysis?

A) Shot put
B) 100 m, track event
C) 200 m, track event
D) 400 m, track event
E) 42.2km Marathon

Answer 2

D

Question 3

An athlete who weighs 70kg is consuming 57ml·kg-1min-1 of oxygen during a run. Approximately how much energy is he expending each minute?

A) 15 kcal
B) 20 kcal
C) 25 kcal
D) 5 kcal
E) 30 kcal

Answer 3

B

Question 4

A cyclist rode up a mountain with an average power output of 385 Watts and reached the summit in 28 minutes. How much work was completed?

A) 646.8 kJ
B) 10.8 kJ
C) 10,780 kJ
D) 13.75 Kj
E) None of the above are correct