To improve cardiorespiratory endurance, activities that use most of the large-muscle groups of the body and elevate heart rate should be sustained for at least _____.

a. 20 minutes
b. 40 minutes
c. 1 hour
d. 1½ hours
e. 2 hours


Answer: A

Nutritional Science

You might also like to view...

What is the adult adequate intake (AI) level for water consumption by women?

a. 1.7 L b. 4.7 L c. 2.7 L d. 3.7 L

Nutritional Science

Which of the following CANNOT be used to form new glucose in the body?

A. Pyruvate B. Glycerol C. Protein D. Amino acids E. Fatty acids

Nutritional Science

If a medical condition affects digestion, absorption, or utilization of micronutrients, the registered dietitian might prescribe:

a. Polycose. b. MCT. c. meal replacements. d. a vitamin and mineral supplement.

Nutritional Science

Bob eats his breakfast, and his GI tract will now begin the process of digesting and absorbing the

nutrients from this meal. What is the order in which each of the organs of the GI tract will work to achieve this process? A) mouth, esophagus, stomach, small intestine, large intestine B) mouth, esophagus, small intestine, stomach, large intestine C) mouth, stomach, esophagus, large intestine, small intestine D) mouth, stomach, esophagus, small intestine, large intestine

Nutritional Science