12/15/23, 7:02AM Quiz: Carbohydrates, Fats, and Protein: HLTH645: Performance Nutrition for the Physically Active (D03)
Online Residential Athletics Request Info Apply Now Visit Us Create Guest Account
Quiz: Carbohydrates, Fats, and Protein
Due Nov 19 at 11 :59pm
Time Limit 120 Minutes
Instructions
The quiz:
Points 100 Questions 50
•Covers the Learn material from Module 3: Week 3 - Module 4: Week 4.
•Contains 50 multiple-choice and true/false questions.
•Is limited to 2 hours.
•Allows 1 attempt.
•Is worth 100 points.
Submit this assignment by 11 :59 p.m. (ET) on Sunday of Module 4: Week 4.
Attempt History
Attempt Time Score
LATEST AttemP-t 1 48 minutes 100 out of 100
CD Correct answers are hidden.
Score for this quiz: 100 out of 100
Submitted Nov 12 at 7:23pm
This attempt took 48 minutes.
Question 1
Carbohydrates are composed of carbon, nitrogen, and hydrogen.
True
False
2/2pts
Sign In
1/20
12/15/23, 7:02AM Quiz: Carbohydrates, Fats, and Protein: HLTH645: Performance Nutrition for the Physically Active (D03)
Question 2 2/2pts
Carbohydrates are the main source of energy for moderate- to high-intensity
exercise.
True
False
Question 3 2/2pts
It is recommended that endurance athletes consume 30-60 g of carbohydrate per
hour during exercise.
True
False
Question 4 2/2pts
What is the intended meaning of the marketing term "low-impact carbs"?
Carbohydrate foods that are burned for energy rather than
stored as fat.
Carbohydrate foods with fewer kilocalories than similar
products.
2/20
12/15/23, 7:02AM Quiz: Carbohydrates, Fats, and Protein: HLTH645: Performance Nutrition for the Physically Active (D03)
Carbohydrate foods that result in a slow rise in blood glucose
and insulin.
Carbohydrate foods that contain both simple and complex
carbohydrates.
Question 5 2/2pts
Assuming that both muscle glycogen and blood glucose concentrations are
adequate, exercising muscle cells prefer to use blood glucose rather than muscle
glycogen.
True
False
Question 6 2/2pts
Starch is a
monosaccharide
disaccharide
polysaccharide
sugar alcohol
Question 7 2/2pts
3/20
12/15/23, 7:02AM Quiz: Carbohydrates, Fats, and Protein: HLTH645: Performance Nutrition for the Physically Active (D03)
What is the composition of sucrose?
Two fructose units
One glucose and one fructose unit
One glucose and one galactose unit
One galactose and one fructose unit
Question 8 2/2pts
Why are many people unable to digest milk sugar?
They lack pancreatic amylase.
They lack the proper intestinal bacteria.
They were not breast-fed.
They have a lactase deficiency.
Question 9 2/2pts
What hormone is responsible for stimulating the breakdown of liver glycogen
and its release as glucose?
Glucagon
Insulin
4/20
12/15/23, 7:02AM Quiz: Carbohydrates, Fats, and Protein: HLTH645: Performance Nutrition for the Physically Active (D03)
Thyroid-stimulating hormone
Pancreatic lipase
Question 10 2/2pts
In the original carbohydrate loading protocol, why does the athlete reduce
carbohydrate intake and engage in exhaustive exercise?
To deplete muscle glycogen stores as much as possible
To be mentally challenged before the race
To force the body to use more fat during the race
To reduce body fat prior to competition
Question 11 2/2pts
A blood glucose concentration of 140 mg/dl falls within the normal range.
True
False
Question 12 2/2pts
Which organ controls blood glucose by secreting insulin and glucagon?
5/20
12/15/23, 7:02AM Quiz: Carbohydrates, Fats, and Protein: HLTH645: Performance Nutrition for the Physically Active (D03)
� Pancreas
Liver
Kidney
Adrenal gland
Question 13 2/2pts
All starches are eventually broken down to their basic component-glucose.
True
False
Question 14 2/2pts
Blood glucose of 80 mg/dl is considered __ .
hypoglycemia
hyperglycemia
within the normal range
counterregulatory
Question 15 2/2pts
6/20
12/15/23, 7:02AM Quiz: Carbohydrates, Fats, and Protein: HLTH645: Performance Nutrition for the Physically Active (D03)
Sugar does not contain dietary fiber.
•True
False
Question 16 2/2pts
The usual carbohydrate recommendation for most athletes is 75% of his or her
total caloric intake.
True
False
Question 17 2/2pts
The carbohydrate and fat in the diet provide the energy that the body needs and
the protein is often "spared" from this function.
True
False
Question 18 2/2pts
How do whey and casein differ?
7/20
12/15/23, 7:02AM Quiz: Carbohydrates, Fats, and Protein: HLTH645: Performance Nutrition for the Physically Active (D03)
Whey is a milk protein; casein is a plant protein.
Each is comprised of different amino acids.
Whey has fewer kcal.
There is no difference.
Question 19 2/2pts
Which amino acid is found in the greatest concentration in the amino acid pool?
Alanine
Glutamine
Leucine
No one amino acid predominates.
Question 20 2/2pts
On a protein supplement label, what does the term pre-digested mean?
A carrier is not needed for absorption
Absorption will be faster when compared to food proteins
Proteins have been exposed to enzymes during processing
Caloric content is lower than food proteins
8/20
12/15/23, 7:02AM Quiz: Carbohydrates, Fats, and Protein: HLTH645: Performance Nutrition for the Physically Active (D03)
Question 21 2/2pts
__ is the production of glucose from a non-carbohydrate source, such as
amino acids.
Glycolysis
Gluconeogenesis
Lipolysis
Ketosis
Question 22 2/2pts
The basic component of all proteins is __ .
creatine
amino acids
purines
glucose
Question 23 2 / 2 pts
Most plant proteins are termed complete proteins because they contain all the
indispensable amino acids in the proper amounts and proportions to each other
to prevent amino acid deficiencies and to support growth.
9/20
12/15/23, 7:02AM Quiz: Carbohydrates, Fats, and Protein: HLTH645: Performance Nutrition for the Physically Active (D03)
True
False
Question 24 2/2pts
When skeletal muscle is catabolized, the amino acids are returned to the amino
acid pool.
•True
False
Question 25 2/2pts
The chemical composition of proteins differs from carbohydrate or fat because
of the presence of __ .
sodium
carbon
nitrogen
hydrogen
Question 26 2/2pts
10/20
12/15/23, 7:02AM Quiz: Carbohydrates, Fats, and Protein: HLTH645: Performance Nutrition for the Physically Active (D03)
The catabolism of protein can produce ammonia, a product that is toxic to the
body.
True
False
Question 27 2 / 2 pts
Meat, fish, and poultry are examples of foods that contain protein.
True
False
Question 28 2/2pts
Indispensable refers to amino acids that the body cannot manufacture.
True
False
Question 29 2/2pts
Why do athletes who restrict their energy intakes need more protein?
More protein will be burned for energy.
11/20
12/15/23, 7:02AM Quiz: Carbohydrates, Fats, and Protein: HLTH645: Performance Nutrition for the Physically Active (D03)
Protein is converted to muscle glycogen when carbohydrate
intake is restricted.
Protein maintains fluid balance.
Protein spares muscle glycogen from being used during
exercise.
Question 30
What is the "anabolic window?"
Amount of time between the ingestion of protein and its
absorption
Amount of time between the absorption of protein and its
metabolism
2/2pts
A post-exercise state that favors muscle recovery and growth
Any time that plasma insulin levels are low
Question 31 2/2pts
The organ considered the clearinghouse for most amino acids is the __ .
liver
pancreas
12/20
12/15/23, 7:02AM Quiz: Carbohydrates, Fats, and Protein: HLTH645: Performance Nutrition for the Physically Active (D03)
heart
brain
Question 32 2/2pts
Maximum protein synthesis takes place with an intake of __ of high-quality
protein post-exercise.
an unknown quantity
15 grams
25 grams
45 grams
Question 33 2/2pts
According to the current body of scientific research, are glutamine supplements
effective for reducing the number of infections in endurance athletes?
There is strong evidence of effectiveness.
There is some evidence of effectiveness.
There is not enough evidence to conclusively state that they are
effective.
There is no evidence of effectiveness.
13/20
12/15/23, 7:02AM Quiz: Carbohydrates, Fats, and Protein: HLTH645: Performance Nutrition for the Physically Active (D03)
Question 34 2 I 2 pts
A very general guideline for daily fat intake by athletes is approximately how
much?
0.5 g/kg
•1.0 g/kg
3.0 g/kg
5.0 g/kg
Question 35 2/2pts
Plants do not contain cholesterol, but they do contain other sterols.
True
False
Question 36 2/2pts
Exercising in the "fat burning zone" is highly recommended because it is the
most effective way to lose body fat and strengthen heart health.
True
False
14/20
12/15/23, 7:02AM Quiz: Carbohydrates, Fats, and Protein: HLTH645: Performance Nutrition for the Physically Active (D03)
Question 37 2 I 2 pts
Fat storage in skeletal muscle primarily occurs in __
.
slow-twitch muscle fibers
fast-twitch muscle fibers
subcutaneous muscle fibers
visceral muscle fibers
Question 38 2/2pts
Camitine supplements have been shown to be effective for increasing fat
metabolism and improve performance.
True
� False
Question 39 2/2pts
According to the reading, what is the BEST answer as to why an endurance
athlete might limit the amount of fat in a pre-competition meal?
To contribute to faster dehydration.
To delay gastric emptying.
To slow the metabolism of carbohydrate.
15/20
12/15/23, 7:02AM Quiz: Carbohydrates, Fats, and Protein: HLTH645: Performance Nutrition for the Physically Active (D03)
To avoid feeling hungry
Question 40 2/2pts
Which food is likely to contain hydrogenated oil?
Whole milk
Corn on the cob
Baked potato
Stick margarine
Question 41 2/2pts
Caffeine consumption can be an important aspect of endurance exercise training
because it enhances the use of fat and spares muscle glycogen.
True
False
Question 42 2/2pts
It is often seen that the diet of a highly trained athlete tends to be relatively low
in fat because the need for carbohydrate and protein is relatively high.
True
16/20
12/15/23, 7:02AM Quiz: Carbohydrates, Fats, and Protein: HLTH645: Performance Nutrition for the Physically Active (D03)
False
Question 43 2/2pts
A sterol is a steroid-based compound that has one or more carboxyl (COOH)
groups attached to it.
True
False
Question 44 2/2pts
The Respiratory Exchange Ratio (RER) is a measure of __ .
the ratio of fat oxidation to protein utilization
the ratio of carbon dioxide produced to the amount of oxygen
consumed
the lactate threshold
VO2max
Question 45 2/2pts
Endurance exercise training results in an enhanced ability to oxidize fat.
17/20
12/15/23, 7:02AM Quiz: Carbohydrates, Fats, and Protein: HLTH645: Performance Nutrition for the Physically Active (D03)
True
False
Question 46 2/2pts
__ contains only one double bond between carbons.
A saturated fatty acid
A monounsaturated fatty acid
A polyunsaturated fatty acid
Cholesterol
Question 47 2/2pts
EPA and DHA are important trans fats in the body.
True
False
Question 48 2/2pts
Triglycerides found in food contain __ .
18/20
12/15/23, 7:02AM Quiz: Carbohydrates, Fats, and Protein: HLTH645: Performance Nutrition for the Physically Active (D03)
saturated fatty acids
monounsaturated fatty acids
polyunsaturated fatty acids
a combination of fatty acids
Question 49 2/2pts
The majority of the dietary fat consumed will be incorporated into __ for
transport.
interstitial fluid
Ii poprotei n-li pases
chylomicrons
albumin
Question 50 2 / 2 pts
How many kilocalories are in each gram of fat?
2
4
7
9
19/20
125123
7-02
AM
Quiz:
Carhohydrates,
Fats,
and
Protein’
HI
THB45:
Perlormanre
Nutritinn
for
the
Physically
Active
(D03)
Quiz
Score:
100
out
of
100
20/20
12/15/23, 7:02AM Quiz: Carbohydrates, Fats, and Protein: HLTH645: Performance Nutrition for the Physically Active (D03)
Quiz Score: 100 out of 100
20/20
