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WorksheetsNutrition concept exam 2 UD
Total questions: 79
Worksheet time: 1hrs 12mins
which of the following correctly characterizes lipids?
They are all classified as sterols
They do not dissolve in water
They contain carbon, hydrogen, and nitrogen
They dissolve in water
Low-density lipoproteins (LDL) are the principal transport vehicle for __________ in the blood
glucose
phospholipids
free fatty acid
cholesterol
triglycerides
high levels of ______ in the blood are associated with lower risk of cardiovascular disease
HDL
total cholesterol
LDL
triglycerides
alpha-linolenic acid (omega -3) acid and linoleic acid (omega 6) are classified as ________ fatty acid
trans
nonessential
essential
saturated
transport of fats in the blood and lymphatic system
true
false
how are the amino acids in a protein linked together
glycosidic bond form between the amino group of one amino acid and the carboxyl group of the next
peptide bonds for between the amino group of one amino acid and the carboxyl group of the next
sticky bonds form between the amino group of one amino acid me the carboxyl group of the next
when 2 or more plant proteins are combined to compensate for deficiencies in essential amino acid content each protein, the proteins are called complementary proteins
true
false
most body fart stored in the form of cholesterol
true
false
the main organ responsible for ethanol (alcohol) metabolism is the
small intestine
pancreas
stomach
liver
wernicke-korsakoff syndrome is a _______ deficiency disease that results from severe alcohol abuse
thiamin (vitamin B1)
vitamin A
vitamin B-12
niacin
a standard drink of wine and a standard drink of beer have the same number of fluid ounces
true
false
there can be health benefits to moderate alcohol consumption
true
false
alcohol intake during lactation can cause infants to
sleep better
consumer more breast milk
none the above are true
not breakdown the alcohol in the breast milk
all the above are true
oxidation-reduction reactions in the body are controlled by
enzymes
light and dark cycles
protein consumption
fluid balance
electrons are lost during oxidation and gained during reduction
true
false
the major symptoms of kwashiorkor in children are
nausea, vomiting, and diarrhea
overweight and an excess accumulation
edema and growth failure
increased petite and hyperactivity
what state of nitrogen balance when a person ingests 12g of food nitrogen and loses 20g of nitrogen?
equilibrium
positive nitrogen balance
exogenous balance
negative nitrogen balance
Which of the following is the storage form of fat in the body
Cholesterol
Triglyceride
Phospholipid
Lipoprotein
The digestion of lipids begins in the:
small intestine
mouth
pancreas
liver
which lipoprotein is known as "good cholesterol"
HDL
LDL
VLDL
Chlylomicron
Which fatty acids are essential and must be obtained from the diet?
Palmitic acid and stearic acid
Linoleic acid and alpha-linolenic acid
Arachidonic acid and oleic acid
:auric acid and myristic acid
Which organ produces bile for fat emulsification?
Gallbladder
stomach
pancreas
liver
Trans fat are naturally occurring and beneficial to heart health
True
False
HDL helps remove cholesterol from the bloodstream and transport it to the liver
True
False
Lipid digestion requires bile and pancreatic lipase
True
False
LDL carries triglycerides made by the liver
True
False
Name two main functions of lipids in the body
What are micelles, and what role do they play in lipid absorption?
Which element is found in protein but not in carbohydrates or lipids?
Hydrogen
Carbon
Nitrogen
Oxygen
A protein that contains all essential amino acids is called:
Complementary protein
peptide
incomplete protein
complete protein
What type of bond connects amindo acids together?
Ionic bond
Peptide bond
Hydrogen bond
Covalent bond
Kwashiorkor is caused by:
Lack of calories and protein
Lack of vitamins only
Lack of protein but adequate calories
overeating protein
Which of the following foods provide complementary proteins when eaten together?
rice and beans
steak and milk
eggs and cheese
apple and yogurt
Denaturation refers to the destruction of the amino acid sequence
True
false
Most plant proteins are incomplete
True
False
Protein deficiency can lead to edema
True
False
Vegan diets may lack vitamin B12 and iron
True
False
Define "denaturation"
Explain the difference between essential and non-essential amino acids
Compare marasmus and kwashiorkor.
which of the following is a standard drink?
10oz beer
5oz wine
3oz liquor
12oz wine cooler
Alcohol is primarily metabolized in which organ?
Alcohol dehydrogenase
lipase
amylase
pepsin
Which liber disease is irreversible?
Fatty liver
Alcohol hepatitis
Cirrhosis
Jaundice
which vitamin deficiency is linked to Wernicke-Korsakoff syndrome?
Vitamin C
Thiamin (B1)
Folate
Vitamin D
Alcohol can be absorbed through the stomach and small inestine
True
False
There is a safe amount of alcohol during pregnancy
True
False
Moderate alcohol intake may increase HDL levels
True
False
List two health risks of chronic alcohol consumption.
Define “alcoholism” and how it differs from “alcohol abuse.”
Which process breaks down glucose into pyruvate?
Beta Oxidation
Glycolysis
Citric acid cycle
Electron transport chain
How many ATP are produced in glycolysis
2
12
20
36
Beta oxidation refers to the breakdown of:
Proteins
Glucose
Fatty acids
Amino acids
In the fed state, which hormone is dominant?
Glucagon
Insulin
Cortisol
Epinephrine
The electron transport chain produces the most ATP
True
False
Anaerobic metabolism requires oxygen
True
False
True - since oxygen is a main source in anaerobic
False - anaerobic means without oxygen
In a fasted state, glycogen is broken down for energy
True
False
Define anabolism and catabolism.
Name the four stages of cellular respiration in order.
BMI is calculated using:
Weight and waist circumference
Weight and height
Age and gender
Body fat percentage
Which hormone increases hunger?
Leptin
Insulin
Ghrelin
Cortisol
Which eating disorder involves binge eating followed by purging?
Anorexia nervosa
Orthorexia
Binge eating disorder
Bulimia nervosa
Excess energy is stored in the body as:
Muscle glycogen
Protein
Fat in adipose tissue
Glucose in the blood
Fad diets are usually supported by scientific evidence
True
False
Energy equilibrium occurs when energy intake equals energy expenditure
True
False
Anorexia Nervosa can lead to organ failure
True
False
Define “hunger” and “appetite.”
List three characteristics of a fad diet.
Glycogen is primarily stored in
Brain and kidneys
Lungs and spleen
Liver and Muscles
Adipose tissue
which condition results from low blood sodium due to overhydration?
Dehydration
Hyponatremia
Heat stroke
Hypoglycemia
Which nutrient is often low in female athletes?
Iron
Vitamin C
Sodium
Phosphorus
Anabolic steroids are safe for long-term use
True - the steroids help build up the system
False - the steroids can cause serious health issues
Water needs are the same for all individuals
True - humans must contain the same amount of water levels
False - fluid needs can vary by humans and activity
Physical activity can reduce the risk of chronic diseases
True
False
Give two benefits of regular physical activity
Describe how athletes can avoid dehydration and hyponatremia.
Which of the following correctly characterizes lipids?
They are all classified as sterols
The do not dissolve in water
They dissolve in water
They contain carbon, hydrogen, and nitrogen
In what dorm is most body fat stored?
None of these responses are correct
Cholesterol
Phospholipids
Triglycerides
The function of fat includes all of the following EXCEPT
cushion and protect vital organs
insulate the body
transport fat-soluble vitamins
build and repair tissue
Which lipoprotein is responsible for transporting cholesterol from the liver to tissues?
Chylomicron
Chylomicron remnant
Low density lipoprotein LDL
High density lipoprotein HDL
