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SCI 220 Week 5 WileyPLUS Weekly Exam

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SCI 220 Week 5 WileyPLUS Weekly Exam

In this graded assignment, you will be assessed on the content covered in this week’s readings, activities, and assignments. To help you prepare, it is recommended you first complete this week’s Learning Path and Self-Test Learning Activities prior to completing this exam.

Click on the Assignments link in WileyPLUS to access the Week 5 Exam.

Complete the Week 5 Exam covering this week’s assigned readings:

Ch. 11, Nutrition During Pregnancy and Infancy

Ch. 12, Nutrition from 1 to 100

Ch. 13, How Safe is Our Food Supply?

Note: Upon completing the Weekly Exam within WileyPLUS, know that the “To Do” Carousel on the Class Home will not update. The “To Do” Carousel will mark these graded assignments as complete as soon as the faculty member transfers the grade from the WileyPLUS system into the University of Phoenix gradebook.

Question 2


	Your answer is correct.

Which of the following statements about breast milk is FALSE?

Breast milk contains antibodies that provide immune protection to infant.

Hormones present in breast-milk make the infant grow larger much more quickly as compared to formula-fed infants.

The strong suckling required for breast feeding contributes to speech development.

Enzymes in breast milk prevent the growth of harmful microorganisms in the infant’s colon.

Question 5


	Your answer is correct.

This graph illustrates the differences between the recommended daily intake of several key nutrients and energy. Which of the following statements is true?

The water need is equivalent to one additional cup per day.

A simple snack of a fruit or nuts would help to achieve the increased fiber recommendation.

Energy needs are doubled during pregnancy.

As protein needs are greatly increased during pregnancy, amino acid supplements are often recommended.

Question 6


	Your answer is correct.

Fertility can be reduced when

a woman has low body fat.

a woman has too much body fat.

women have either low body fat or too much body fat.

body fat has no implication on fertility.

Question 7


	Your answer is correct.

Which of the following statements about feeding infants is true?

The microorganisms that cause colds are passed from the mother to infant in breast milk.

HIV infection is passed from the mother to infant in breast milk.

Nicotine from cigarettes is not passed from the mother to infant in breast milk.

Breastfeeding leads to decreased bone density in the lactating mother.

Question 8


	Your answer is correct.

In general, the nutrient needs of a pregnant teen are ______ the nutrient needs of a nonpregnant 39-year-old woman

greater than

the same as

less than

Question 9


	Your answer is correct.

The RDA for iron for young children is _____ the RDA for adult men.

higher than

the same as

lower than

Question 10


	Your answer is correct.

Deficiencies of ____ is/are of particular concern during childhood.

calcium

iron

vitamin D

All of these deficiencies are of concern during childhood

Question 13


	Your answer is correct.

When short-term alcohol intake exceeds the body’s ability to break it down, the excess accumulates in the bloodstream and impairs a person’s abilities. Of the following, which is the correct sequence of impairments that occur?

Compromised ability to reason → lack of coordination → slowed breathing, heart rate, and gag reflex

Lack of coordination → slowed breathing, heart rate, and gag reflex → compromised ability to reason

Slowed breathing, heart rate, and gag reflex → lack of coordination → compromised ability to reason

None of these are in the correct order

Question 17


	Your answer is correct.

Which of the following statements regarding the control of microbial growth is FALSE?

Most bacteria grow best at a pH near neutral.

Most bacteria grow best in conditions without oxygen.

Bacteria need water to grow.

All of these statements are true.

Question 19


	Your answer is correct.

Genetically modified rice, called golden rice, is an example of how genetic engineering is used to

create a product that has a greater consumer appeal.

increase the nutrient quality of a food.

increase the shelf life a food.

make a food more insect resistant.

Question 20


	Your answer is correct.

Locally grown produce contains _____ of pesticides as compared to produce that is shipped across the country for sale in grocery stores.

a higher amount

the same amount

a lower amount

Question 21


	Your answer is correct.

The deadliest of all bacterial food toxins is produced by

Campylobacter jejuni

Clostridium botulinum

Clostridium perfringens

Salmonella

Question 23


	Your answer is correct.

The goal of the _____ is to reduce the incidence of food-borne illness by improving food safety practice and policies throughout the United States.

Centers for Disease Control and Prevention

Department of Agriculture Food Safety and Inspection Service

National Food Safety Initiative

World Health Organization

Question 24


	Your answer is correct.

Food borne illness caused by pathogens that multiply in the human body are termed food-borne

injury.

intoxication.

illness.

infection.

Test Bank, Question 19

Which of the following women has a greater risk of hypertensive disorder during pregnancy?

Susie, a 30 year old Caucasian mother of 2

Jenni, a 40 year old African American living in poverty

Staci, a 35 year old Hispanic mother of 1

Mildred, a Caucasian 20 year old college student

Test Bank, Question 29

A folate deficiency during pregnancy increases the risk of which of the following?

Low-birth-weight infants

Megablastic or macrocytic anemia

Neural tube defects, such as spina bifida

All of these are associated with folate deficiency during pregnancy

Test Bank, Question 28

_______ is needed for the synthesis of DNA and hence for cell division.

Calcium

Folate

Vitamin D

Zinc

Test Bank, Question 45

Which of the following foods is most commonly associated with mercury contamination?

Citrus fruits

Fish

Nuts

Tofu

Test Bank, Question 7

A women who gains excess weight during her pregnancy increases risk for all of the following EXCEPT an increased risk for the

mother developing high blood pressure.

mother developing gestational diabetes.

need for cesarean section to delivery infant.

infant being born with a low birthweight.

Test Bank, Question 31

Which of the following statements is FALSE?

Many women start pregnancy with diminished iron stores.

The RDA for iron during pregnancy is about 150% of that for nonpregnant women.

The majority of the iron transferred from the mom to the fetus occurs in the last trimester.

Meeting increased iron needs is achieved most easily through the increased consumption of whole-grain products and spinach.

Test Bank, Question 58

The growth charts for children assess the status of which of these parameters?

Height, weight, and body fat

Body fat, head circumference, and weight

Height, weight, and head circumference

Body fat, head circumference and weight

Test Bank, Question 5

Which of the following statements about the placenta is FALSE?

The placenta formed from both maternal and embryonic tissues.

For the majority of the pregnancy, the placenta will nourish the fetus.

The placenta nourishes the embryo from fertilization onward.

The placenta secretes hormones that are necessary to sustain the pregnancy.

Test Bank, Question 12

Which of the following regarding exercise during pregnancy is FALSE?

Pregnancy can interfere with the woman’s balance.

Physical activity during pregnancy can improve digestion and prevent constipation.

Physical activity in hot or humid environments is allowed during the entire pregnancy.

		Women who weren’t active before the pregnancy should slowly add low-intensity, low-impact activities.

Test Bank, Question 17

What percent of children are considered obese?

17%

23%

Test Bank, Question 59

Deficiency of _____ is of particular concern with chronic alcohol consumption.

folate

thiamin

niacin

vitamin B6

Test Bank, Question 10

Children need small, nutrient-dense meals and snacks because they

have a short attention span.

have small stomachs and high nutrient needs.

need to expend more calories in playtime.

none of these are plausible reasons.

Test Bank, Question 35

Binge drinking is defined as _____ or more drinks at one time for men and _____ or more drinks at one time for women.

2, 1

3, 2

4, 3

5, 4

Test Bank, Question 11

Which of the following statements about feeding children is FALSE?

Children who eat breakfast are more likely to meet their daily nutrient needs than those who don’t.

Mealtimes should be at a consistent time every day.

Children eat more when they eat alone.

Food should not be used as a reward or punishment.

Test Bank, Question 13

Those children who participate in the National School Lunch Program consume ______ vegetables and ______ milk than nonparticipants.

less, less

less, more

more, less

more, more

Test Bank, Question 33

Which of the following would be the healthiest alternative to French fries if you were eating at a fast-food restaurant?

Baked potato with low-fat sour cream

Breaded chicken sandwich

Deep-fried mozzarella sticks

Double cheeseburger

Test Bank, Question 54

Which of the following statements about alcohol metabolism is FALSE?

Alcohol dehydrogenase is an enzyme that breaks down alcohol.

Alcohol increases fluid excretion from the kidneys.

If you drink alcohol frequently, your body becomes more efficient at breaking the alcohol down.

The main organs that break down alcohol are the kidneys.

Test Bank, Question 28

Pregnant women are at particular risk for _____ infections.

Camylobacter jejuni

Clostridium perfringens

Listeria

Salmonella

Test Bank, Question 31

Which of the following is an anaerobic bacteria, and thus is called the “cafeteria germ”?

Campylobacter jejuni

Clostridium botulinum

Clostridium perfringens

		Salmonella

Test Bank, Question 62

Which of the following statements is FALSE about why food irradiation is infrequently used in the United States?

Lack of facilities to irradiate food

Public suspicion of this technology to keep food safe

The food becomes radioactive and thus harmful to health

All of these statements are true

Test Bank, Question 8

The _____ ensures the safety and quality of foods sold across state lines with the exception of red meat, poultry, and egg products.

Centers for Disease Control and Prevention

Environmental Protection Agency

Food and Drug Administration

United States Department of Agriculture

Test Bank, Question 16

Cooking turkey to an internal temperature of 165 degree Fahrenheit is an example of which step in the HACCP system?

Conduct a hazard analysis

Identify the critical control points

Establish critical limits

Establish monitoring procedure

Test Bank, Question 58

All of the following are preservation techniques that kill microbes EXCEPT

canning.

cooking.

freezing.

pasteurization.

Test Bank, Question 7

Which of the following individuals is least likely to experience food-borne illness?

Aimee, a 20 year old pregnant nurse

Chad, a 40 year old male with HIV

Tom, an 80 year old male on chemotherapy

Rachel, a 40 year old non-pregnant, non-lactating female

Test Bank, Question 14

HACCP is designed to

alert the public to prevent further food borne illness when it has occurred.

catch contamination after it has occurred.

clean up contamination after it has occurred.

prevent contamination.

Test Bank, Question 59

This graph charts the growth rate of the infant. Which of the following is the correct interpretation of the information provided in this graph?

The infant’s birth weight is much higher than the general population.

The infant had weight gain that was much greater than expected from 15 to 18 months of age.

The infant’s birth weight is lower than the general population and has remained at this percentile into childhood.

This infant experienced catch-up growth between 3 and 6 months of age.

Test Bank, Question 70

Newborn infants are given a shot of ____ at birth to prevent uncontrolled bleeding.

calcium

iron

vitamin D

vitamin K

Test Bank, Question 78

At what point are infants ready for solid or semi-solid foods?

2 months of age

4-6 months of age

Infants can eat solid food immediately after being born

1 year of age

Test Bank, Question 60

As a general rule of thumb, an infant should ______ her birthweight by her first birthday.

double

triple

quadruple

Weight gain in infancy is not compared to birthweight

Test Bank, Question 45

Which of the following foods is most commonly associated with mercury contamination?

Citrus fruits

Fish

Nuts

Tofu

Test Bank, Question 49

Which of the following is NOT characteristic of cocaine’s effects during pregnancy?

It is a central nervous system stimulant.

Use by the mother during pregnancy increases her risk for a miscarriage.

It is a large molecule; therefore, it does not cross the placenta and enter fetal blood.

Many of its effects during pregnancy occur because it constricts blood vessels, thereby reducing oxygen and nutrient delivery to the fetus.

Test Bank, Question 19

Which of the following women has a greater risk of hypertensive disorder during pregnancy?

Susie, a 30 year old Caucasian mother of 2

Jenni, a 40 year old African American living in poverty

Staci, a 35 year old Hispanic mother of 1

Mildred, a Caucasian 20 year old college student

Test Bank, Question 37

Because the majority of cell differentiation occurs during the ____ phase, this is the time when exposure to teratogens can do the most damage.

embryonic

fetal

implantation

zygote

Test Bank, Question 31

Which of the following statements is FALSE?

Many women start pregnancy with diminished iron stores.

The RDA for iron during pregnancy is about 150% of that for nonpregnant women.

The majority of the iron transferred from the mom to the fetus occurs in the last trimester.

Meeting increased iron needs is achieved most easily through the increased consumption of whole-grain products and spinach.

Test Bank, Question 61

Which of the following is the only dietary intervention that has been shown to slow aging and extend life?

Consuming >10% of calories from olive oil

Exercising daily for 60 minutes

Cutting back on calorie intake

Eating 5-9 fruits and vegetables daily

Test Bank, Question 58

Type of alcoholic liver disease that is not reversible is

alcoholic hepatitis.

cirrhosis.

fatty liver.

None of these are reversible.

Test Bank, Question 24

These results most likely came from ____ studies.

animal

biochemical

clinical trial

epidemiological

Test Bank, Question 45

The development of kidney failure becomes more prevalent with age; therefore, the amount of _______ in the diet must be reduced.

alcohol

carbohydrate

fat

protein

Test Bank, Question 16

Which of the following statements about chronic disease risk is FALSE?

The longer someone has diabetes, the greater their risk of complications that can lead to the need for an amputation.

Elevated blood cholesterol levels during childhood are associated with higher mortality rate from heart disease as an adult.

Children with a blood pressure that is at the high end of normal are more likely to develop hypertension as an adult.

Children who drink high amounts of fruit juice are more likely to develop type 2 diabetes as an adult.

Test Bank, Question 41

Older adults should consume a diet that is _______ in protein relative to calories as compared to that of younger adults.

higher

lower

similar

Test Bank, Question 31

Based on the distribution of beverage intake by weight in U.S. children and teens, which micronutrient intakes have been most impacted by these beverage choices?

Calcium and phosphorus

Calcium and niacin

Potassium and sodium

Zinc and iodine

Test Bank, Question 60

The primary mechanism by which moderate consumption of alcohol lowers cardiovascular disease risk is that it

decreases triglyceride level in the blood.

decreases blood pressure.

increases cholesterol clearance from the digestive tract.

increases HDL.

Test Bank, Question 31

Which of the following is an anaerobic bacteria, and thus is called the “cafeteria germ”?

Campylobacter jejuni

Clostridium botulinum

Clostridium perfringens

Salmonella

Test Bank, Question 53

The _____ method of pest control combines chemical and non-chemical methods and emphasizes the use of natural toxins.

Environmental safety health hazard plan

Insect tolerance application process

Integrated pest management

Pesticide residue tolerance control

Test Bank, Question 51

This graph shows pesticide contents found among samples of domestically-produced food versus imported food. Review the graph, and then select that statement that is FALSE.

The majority of domestic and imported foods contain no pesticide residues.

Pesticide residues exceeding tolerance limits are a greater issue for domestic rather than imported foods.

More domestic than imported foods contain pesticide residues.

All of these statements are false statements.

Test Bank, Question 8

The _____ ensures the safety and quality of foods sold across state lines with the exception of red meat, poultry, and egg products.

Centers for Disease Control and Prevention

Environmental Protection Agency

Food and Drug Administration

United States Department of Agriculture

Test Bank, Question 18

The _______ step in the HACCP program enables the manufacturer to trace the source of the problem in the event of a food-borne illness outbreak.

Identify the critical control points

Establish critical limits

Establish monitoring procedure

Record keeping

Test Bank, Question 80

Which of the following federal agencies does NOT work to ensure the safety of the GM plants and foods?

CDC

EPA

FDA

USDA

Test Bank, Question 73

Genetic engineering has sped up the process of improving the traits of organisms. Which of the following describes the process of engineering a genetically modified plant?

Desired gene is identified and “cut out” of plant → DNA is integrated into chromosomes → modified plant cells are placed into cell culture

Modified plant cells are placed into cell culture → desired gene is identified and “cut out” of plant → DNA is integrated into chromosomes

DNA is integrated into chromosomes → modified plant cells are placed into cell culture → desired gene is identified and “cut out” of plant

Desired gene is identified and “cut out” of plant → modified plant cells are placed into cell culture → DNA is integrated into chromosomes

Test Bank, Question 39

Trichinella spriralis and Cryptosporidium parvum are

bacteria.

fungi.

mold.

parasites.

An infant boy’s growth follows the purple line indicated with the arrow. Based on this growth chart, he is experiencing

diabetes.

failure to thrive.

obesity.

overweight.

To avoid dehydration and ensure adequate breast milk production, women who are breastfeeding should consume about _____cup(s) of additional fluid each day.

The fetus gets nourished by

absorbing nutrients for the bloodstream of the mother (the bloodstream of the embryo mixes with the bloodstream of the mother).

breaking down the lining of the uterus.

transferring of nutrients from the placenta.

none of these.

DHA is made from ____ fatty acids while ARA is made from _____ fatty acids.

omega 3, omega 6

omega 6, omega 3

trans, polyunsaturated

omega 3, trans

Oxytocin

causes let-down to occur.

causes morning sickness during pregnancy.

increases maternal weight gain during pregnancy.

results in increased blood volume in mother during pregnancy.

Based on the research presented in this visual, which of the following statements is FALSE?

Only a small percentage of children in the U.S. have ‘good’ diets.

As children grow older, their diets become better.

Teenagers have the highest percentage of poor diets.

Younger children have better diets.

The amounts of protein and energy needed per kilogram of body weight _____, whereas the total amount of protein and energy needed _____ as children grow into adulthood.

decrease, decrease

decrease, increase

increase, decrease

increase, increase

In 2007-2008, children aged ____ had the highest percentage of obese children.

2-5 years

6-11 years

12-19 years

Stem: Which is NOT a lunch standard of the Healthy Hunger-Free Kids Act of 2010?

Half of the grains served must be whole.

Meals must be low in saturated fat and cannot contain trans fat.

Meals must contain fruits and vegetables.

Meals cannot contain red meat.

Which of the following statements about alcohol is true?

Alcohol consumption can reduce the risk of cancer.

Alcohol consumption can contribute to malnutrition.

Moderate alcohol consumption lowers HDL cholesterol levels.

Alcohol is absorbed faster on a full stomach than on an empty stomach.

Pregnant women are at particular risk for _____ infections.

Camylobacter jejuni

Clostridium perfringens

Listeria

Salmonella

Which of the following bacteria is most likely growing in a bulging can of green beans?

Campylobacter jejuni

Clostridium botulinum

Clostridium perfringens

Vibrio vulnificus

The Delaney Clause is

a part of the 1958 Food Additives Amendment.

a zero tolerance limit.

related to cancer-causing substances in foods.

All of these are components to the Delaney Clause.

Which of the following statements is FALSE about viruses that make us sick?

Viruses can reproduce inside human cells.

Viruses that cause human diseases can grow and reproduce in foods.

Viruses reproduce in the human body by turning human cells into virus-producing cells.

Norovirus are responsible for about 50% of all food-borne gastrointestinal outbreaks in the US.