The greatest influence on maximal oxygen consumption is ____.
A) age
B) genetics
C) gender
D) aerobic exercise training
Q. 2Why are many people unable to digest milk sugar?
a. They lack pancreatic amylase
b. They lack the proper intestinal bacteria
c. They were not breast-fed
d. They have a lactase deficiency
Q. 3An increased utilization of the aerobic energy system results in a(n) ____.
A) decrease in the amount of oxygen consumed and the amount of carbon dioxide produced.
B) increase in the amount of oxygen consumed and the amount of carbon dioxide produced.
C) decrease in the amount of oxygen consumed and an increase in the amount of carbon dioxide produced.
D) increase in the amount of oxygen consumed and a decrease in the amount of carbon dioxide produced.
Q. 4What is an end product of carbohydrate digestion?
a. Sucrose
b. Glucose
c. Lactose
d. Maltose
Q. 5The elevated oxygen consumption during recovery from an exercise bout is called EPOC or ____.
A) oxygen debt
B) oxygen deficit
C) anaerobic threshold
D) fat burning zone
Q. 6What is the intended meaning of the marketing term low-impact carbs?
a. Carbohydrate foods that are burned for energy rather than stored as fat.
b. Carbohydrate foods with fewer kilocalories than similar products.
c. Carbohydrate foods that result in a slow rise in blood glucose and insulin.
d. Carbohydrate foods that contain both simple and complex carbohydrates.
Q. 7Which of the following is a true statement about nutrient metabolism in the starvation state?
A) CNS depends primarily on ketones.
B) Storage of muscle glycogen continues.
C) Liver makes glucose from lactate.
D) Fatty acids are stored as triglycerides..
Q. 8Why is the caloric value of some sugar alcohols less than 4 kcal/g?
a. They are not completely absorbed
b. They are not completely metabolized by cells for energy
c. They cannot be transported into the mitochondria
d. All of the above
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