Multiple Choice
Physical activity that challenges the heart and lungs strengthens both the _____ and _____ systems.
A) circulatory; nervous
B) digestive; endocrine
C) circulatory; lymphatic
D) respiratory; digestive
E) circulatory; respiratory
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q62: Match each nutrition term with the appropriate
Q63: Drinking extra fluid in the days leading
Q64: Protein contributes at most about _ percent
Q65: Vitamin _ is a potent fat-soluble antioxidant
Q66: Match each nutrition term with the appropriate
Q68: Which ergogenic aid has been shown to
Q69: Match each nutrition term with the appropriate
Q70: Match each nutrition term with the appropriate
Q71: Most sports drinks contain about _ carbohydrate,
Q72: An increase in the size of muscle