Midterm Test Q's

Question 1

When compared to freshly prepared foods, how do processed foods generally differ?

Answer 1

They provide few nutrients, they are higher in fat, sugar or salt, they provide more calories

Question 2

According to the Canadian community health survey, which food of the following groupings do Canadians consume in sufficient amounts?

Answer 2

None of these - Whole grains, fruits and vegetables, plant-based foods

Question 3

“A measure of the nutrients that a food provides compared to its energy content” What is being described?

Answer 3

Nutrient density

Question 4

Nutrients have several functions in the body. Which one of the following is NOT a main nutrient function?

Answer 4

Providing immune support

Question 5

Which is an example of anecdotal information?

Answer 5

A runner reports having more endurance after eating an energy bar

Question 6

Approximately 1,00 college students were asked to keep a record of the types and amounts of supplemental vitamins they consumed and how many colds they had over the course of a year. The amount of vitamin C consumed was compared with students’ incidences of colds. What type of study was this?

Answer 6

Observational

Question 7

You are reviewing a website that describes a diet plan to improve the function of the immune system. Which characteristic of this website, described below causes you to be concerned about the websites reliability

Answer 7

The website claims that a university study has proven the effectiveness of the diet plan, but the study has not been published

Question 8

Which is NOT a goal of the dietary reference intakes? (DRIs)?

Answer 8

Prescribing what a person should eat each day

Question 9

Which DRIs (Dietary reference intakes) are recommended as targets for intake to ensure that an individual is almost certain of meeting his/her nutrient requirements

Answer 9

ADA and AI

Question 10

The acceptable macronutrient distribution range (AMDR) for carbohydrate for a healthy adult is approximately 45-65% what does this mean?

Answer 10

a person should consume 45-65% of the total calories eaten daily from carbs

Question 11

a person consumes a total of 2000 calories each day. 35% of those calories come daily from dietary fat. How would you calculate the number of grams of fat consumed?

Answer 11

multiply 2000 by 0.25. divide the product by 9

Question 12

Does 2019 Canada food guide have recommendations on portion sizes

Answer 12

no - it states that half of your plate should come from fruits or veggies, quarter from grain, quarter from protein containing food

Question 13

Which of the following is NOT legally required on a nutrition facts table

Answer 13

calories from fiber

Question 14

Which statement best describes these two claims:
Claim 1 - on package of tea “increases antioxidant capacity of the blood”
Claim 2- Vitamin C rich food “This food contains vitamin C, a dietary antioxidant”

Answer 14

Claim 1 is a function claim for food, claim 2 is a nutrient function claim

Question 15

An adequate intake (AI)

Answer 15

Is set for nutrients for which there is not enough research to establish an EAR (Estimated average requirement)

Question 16

What best describes transit time?

Answer 16

It is the amount of time taken by food to move though the digestive tract

Question 17

The formation of chyme occurs in which part of the GI tract

Answer 17

Stomach

Question 18

What is the active protein-digesting enzyme secreted in the gastric juice?

Answer 18

Pepsin

Question 19

A diseased or poorly operating gallbladder is most likely to interfere with what function

Answer 19

Fat digestion and absorption

Question 20

what is required in order for the absorption of nutrients by simple diffusion to occur

Answer 20

A concentration gradient

Question 21

Which statement best describes the absorption of nutrients

Answer 21

From the cells of the small intestine, amino acids and glucose pass into the bloodstream while long chain fatty acids pass into the lymphatic system

Question 22

“Chyme and digestive juices are moved backward and forward in the small intestine to enhance absorption at the brush border.” What is being described?

Answer 22

Segmentation

Question 23

After water soluble nutrients are absorbed in the mucosal cells of the small intestine, they are transported where? via what?

Answer 23

to the liver via hepatic vein

Question 24

what cellular structure is responsible for metabolic reactions that provide energy?

Answer 24

mitochondria

Question 25

What do the urinary and respiratory systems eliminate from the body

Answer 25

metabolic waste products

Question 26

Which statement regarding the physiological response to physical activity is NOT true

Answer 26

Supercompensation is an acute adaptation that results in an increase in physical fitness

Question 27

fat, carbs, and protein can be used in aerobic metabolism to produce energy in the form of ATP. Which macronutrient(s) can be utilized in an aerobic environment to produce ATP.

Answer 27

Carbs

Question 28

What are the three end products of aerobic metabolism

Answer 28

water, ATP, CO2

Question 29

Which statement about the impact of dehydration on exercise performance is CORRECT

Answer 29

Mild dehydration can impair exercise performance

Question 30

Which of the following could be considered an ergogenic aid?

Answer 30

All of the answers are correct (Guided hypnosis to overcome pre game jitters, amino acid supplements taken by female volleyball players, magnets in an endurance runners shoes)

Question 31

For vitamin and minerals what is the effect on athletic performance of intakes exceeding the recommended dietary allowance (RDA) but less than the upper tolerable level (UTL)

Answer 31

Adverse reactions due to the high dose

Question 32

Which of the following are not one of the big 5 ergogenic aids in athletes

Answer 32

Whey protein

Question 33

Where do supplements fit within an overall strategy to improve athletic performance?

Answer 33

While a well balanced diet is most important, supplements can be of some benefit to most athletes

Question 34

According to Louise Burke form the Australian Institute of sport, what factors must be determined before an athlete should decide to begin consuming supplements?

Answer 34

• All of the above should be considered carefully (Manufacturers label which includes production information, safety profile of the product, evidence for effectiveness, colour of the sprinkles on your cake)

Question 35

When exercise intensity increases to maximum levels, which of the following most closely describe the macronutrient fuel utilization pattern?

Answer 35

All fuels contribute to the exercise, but carbs provide almost all of the energy