Multiple Choice
Lactate accumulation leads to fatigue because this compound:
A) causes capillaries to constrict, which reduces muscle blood flow
B) facilitates fatty acid mobilization and utilization, thus reducing the total energy available to muscle
C) inhibits myoglobin from transporting oxygen into the mitochondria
D) lowers the intramuscular pH, which interferes with enzyme activity and energy metabolism
Correct Answer:

Verified
Correct Answer:
Verified
Q3: Carbohydrate is the predominant fuel during intense
Q4: Protein has the same RDA for children
Q5: If energy intake fails to match energy
Q6: _ sources supply most of the energy
Q7: The primary fuel during light and moderate
Q9: Which of the following statements is true
Q10: As muscle glycogen stores diminish, _ becomes
Q11: Severely lowered levels of liver and muscle
Q12: This hormone does not activate lipase.<br>A) Insulin<br>B)
Q13: Branched-chain amino acids that are oxidized in