Avi Chudasama
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2 Anatomy Part 2 (Exam 4) Quiz on Chapter 26, created by Avi Chudasama on 15/12/2015.

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Avi Chudasama
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Chapter 26

Chapter 26

Question 1 of 52

1

_____ are short term regulators of appetite, whereas ______ is a long-term regulator

Select one of the following:

  • Insulin and cholecystokinin (CCK), peptide YY (PYY)

  • Peptide YY (PYY) and insulin, cholecystokinin (CCK)

  • Peptide YY (PYY) and cholecystokinin (CCK)

  • Leptin and insulin; cholecystokinin (CCK)

  • leptin and insulin; peptide YY (PYY)

Explanation

Question 2 of 52

1

______ yield about 4 kcal/g when completely oxidized, whereas ______ yield about 9 kcal/g?

Select one of the following:

  • proteins and carbohydrates, fats

  • proteins, fats and carbohydrates

  • fats, carbohydrates and proteins

  • carbohydrates, fats and proteins

  • carbohydrates and fats, proteins

Explanation

Question 3 of 52

1

Most carbohydrates in the body are found:

Select one of the following:

  • adipose tissue

  • muscular tissue

  • blood

  • liver

  • pancrease

Explanation

Question 4 of 52

1

Carbohydrates function as structural components of other molecules including all of the following except:

Select one of the following:

  • glycolipids

  • glycoproteins

  • nucleic acids

  • amino acids

  • ATP

Explanation

Question 5 of 52

1

Lipid functions include all of the following except:

Select one of the following:

  • plasma mebrane structure

  • forming myelin around nerve fibers

  • chemical structure of hormones

  • cushioning around soft organs

  • forming skeletal muscle fibers

Explanation

Question 6 of 52

1

_____ constitutes the so-called " bad cholesterol"?

Select one of the following:

  • triglycerides

  • chylomicrons

  • low-density lipoproteins

  • high-density lipoproteins

  • very-low density lipoproteins

Explanation

Question 7 of 52

1

HDL comes from:

Select one of the following:

  • liver

  • diet

  • pancreas

  • small intestine

  • GB

Explanation

Question 8 of 52

1

Proteins are associated with all these functions except:

Select one of the following:

  • muscle contraction

  • transport of blood lipids

  • blood viscosity and osmolarity

  • enzymatic reactions

  • serving as cofactors for enzymes

Explanation

Question 9 of 52

1

Most protein in the body is found in:

Select one of the following:

  • skeletal system

  • muscular system

  • cardiovascular

  • integumentary

  • lmyphatic

Explanation

Question 10 of 52

1

Which of the following would you expect to be in a state of negative nitrogen balance:

Select one of the following:

  • growing kids

  • preggers

  • weightlifters

  • patients with muscle atrophy

  • bodybuilders

Explanation

Question 11 of 52

1

High-quality ______ proteins are those that provide all the essential amino acids

Select one of the following:

  • globular

  • fibrous

  • net

  • incomplete

  • complete

Explanation

Question 12 of 52

1

Vitamin____deficiency is the most common worldwide.

Select one of the following:

  • A

  • B

  • C

  • D

  • E

Explanation

Question 13 of 52

1

Mineral are _____ , whereas vitamins are ______?

Select one of the following:

  • micronutrients, macronutrients

  • water soluble elements, lipid-soluble compounds

  • inorganic elements, organic compounds

  • inessential nutrients, essential nutrients

  • incomplete nutrients, complete nutrients

Explanation

Question 14 of 52

1

_____ is a product of glycolysis

Select one of the following:

  • glucose

  • carbon dioxide

  • lactic acid

  • pyruvic acid

  • acetyl CoA

Explanation

Question 15 of 52

1

Which of these processes is essential for all of the rest to happen?

Select one of the following:

  • glycolysis

  • citric acid cycle (Krebs)

  • lactic acid reduction

  • electron-transport chain

  • anaerobic fermentation

Explanation

Question 16 of 52

1

The synthesis of glucose from amino acids belongs to a metabolic process called?

Select one of the following:

  • glycogenesis

  • glycogenolysis

  • glycolysis

  • gluconeogenesis

  • glycogen catabolism

Explanation

Question 17 of 52

1

______ is a product of aerobic respiration:

Select one of the following:

  • carbon dioxide

  • pyruvic acid

  • lactic acid

  • oxygen

  • glucose

Explanation

Question 18 of 52

1

Most of the NADH contributing energy to ATP synthesis is produced by:

Select one of the following:

  • glycolysis

  • citric acid cycle

  • mitochondrial proton pumps

  • anaerobic fermentation

  • electron transfer from FADH2

Explanation

Question 19 of 52

1

Glycolysis and aerobic respiration collectively produce up to _____ ATP per glucose, whereas anaerobic fermentation produces______.

Select one of the following:

  • 2, about the same, varying from one tissue to another

  • 38, none

  • 38, 2

  • 38, 36

  • 38, about the same varying from one tissue to another

Explanation

Question 20 of 52

1

Which of the following compounds yields the most ATP per molecule?

Select one of the following:

  • glucose

  • pyruvic acid

  • acetyl coA

  • lactic acid

  • glycogen

Explanation

Question 21 of 52

1

The inner membrane of a mitochondrion contains the protein ____, which harnesses the energy created by H+ flow to produce ATP by a process called _____:

Select one of the following:

  • enzyme complex, reduction

  • ATP synthase, oxidation

  • enzyme complex, proton pumping

  • ATP synthase, the chemiosmotic mechanism

  • cytochrome c, reduction

Explanation

Question 22 of 52

1

Most of the body's fat is stored as?

Select one of the following:

  • LDL

  • HDL

  • cholesterol

  • triglyceride

  • fatty acids

Explanation

Question 23 of 52

1

Fatty acids are catabolized by a process called:

Select one of the following:

  • beta oxidation

  • ketogensis

  • lipgenesis

  • lipolysis

  • the fat sparing effect

Explanation

Question 24 of 52

1

Incomplete fatty acid oxidation produces _____, which might lead to _____?

Select one of the following:

  • triglycerides, new triglycerids

  • ketone bodies, acidosis

  • pyruvic acid, acidosis

  • glycerol, alkalosis

  • acetyl CoA, acidosis

Explanation

Question 25 of 52

1

Oxidation of a typical fatty acid can yield how many ATP?

Select one of the following:

  • 2

  • 18

  • 36

  • 38

  • 129

Explanation

Question 26 of 52

1

The highest rate of tissue protein turnover happens in the?

Select one of the following:

  • intestinal mucosa

  • gastric mucosa

  • hepatic sinusoids

  • splenic sinusoids

  • pancreatic sinusoids

Explanation

Question 27 of 52

1

The first step in using amino acids as fuel is to ____ them?

Select one of the following:

  • digest

  • deaminate

  • transaminate

  • synthesize

  • aminate

Explanation

Question 28 of 52

1

The liver performs all of the following functions except?

Select one of the following:

  • glycogenesis

  • detoxification

  • phagocytosis

  • secretion of digestive enzymes

  • synthesis of plasma proteins

Explanation

Question 29 of 52

1

What metabolic process produces ammonia?

Select one of the following:

  • beta oxidation of alpha-ketoglutaric acid

  • lipolysis

  • transamination of urea

  • amination of keto acids

  • deamination of glutamic acid

Explanation

Question 30 of 52

1

The liver does not?

Select one of the following:

  • convert ammonia to urea

  • carry out most beta oxidation

  • produce insulin and glucagon

  • synthesize cholesterol

  • synthesize glucose from fats and amino acids

Explanation

Question 31 of 52

1

During the postabsorptive state?

Select one of the following:

  • the principal regulatory hormone is

  • glucagon-blood glucose falls

  • fatty acids are oxidized for fuel

  • lipolysis is active

  • gluconeogenesis is suppressed

Explanation

Question 32 of 52

1

______ is secreted during the postabsorptive state?

Select one of the following:

  • gastrin

  • insulin

  • CCK

  • growth hormone

  • secretin

Explanation

Question 33 of 52

1

_____ does not raise total metabolic rate (TMR)

Select one of the following:

  • starvation

  • anxiety

  • fever

  • eating a big meal

  • pregnancy

Explanation

Question 34 of 52

1

The basal metabolic rate should be measured when a person?

Select one of the following:

  • is sleeping

  • first rises in the morning

  • has just eaten a meal no more than 200kcal

  • is in the absorptive state

  • is engaged in normal physical activity but not strenuous exercises

Explanation

Question 35 of 52

1

Fats should account for about_____ percent of the daily caloric intake?

Select one of the following:

  • 5

  • 10

  • 30

  • 50

  • 60

Explanation

Question 36 of 52

1

Glycogenesis is stimulated by _____ and the glycogenolysis is stimulated by ________?

Select one of the following:

  • insulin, glucagon and epinephrine

  • insulin, aldosterone

  • GH, glucagon and epinephrine

  • GH, cortisol

  • GH, insulin

Explanation

Question 37 of 52

1

Only approximately _____ % of the energy in the glucose molecule winds up in ATP, the rest is lost as body heat?

Select one of the following:

  • 10

  • 20

  • 40

  • 98

  • 80

Explanation

Question 38 of 52

1

During periods of fasting, fat is said to have a protein-sparing effect because the body?

Select one of the following:

  • oxidizes its spare protein before it depletes its fat reserves

  • metabolizes fats and proteins through the same metabolic pathways

  • must have an adequate fat intake in order to absorb and metabolize proteins

  • must have an adequate protein intake in order to absorb and metabolize fats

  • does not oxidize its protein unless it has consumed its fat reserve first

Explanation

Question 39 of 52

1

glucose in excess of the body's immediate needs is usually converted to protein

Select one of the following:

  • True
  • False

Explanation

Question 40 of 52

1

both glycogenesis and gluconeogenesis are examples of catabolism

Select one of the following:

  • True
  • False

Explanation

Question 41 of 52

1

the absorpitive state is regulated by insulin, whereas the postabsorptive state is regulated by multiple hormones?

Select one of the following:

  • True
  • False

Explanation

Question 42 of 52

1

NE stimulates cravings for carbs whereas endorphins stimulate cravings for proteins

Select one of the following:

  • True
  • False

Explanation

Question 43 of 52

1

aerobic respiration is more efficient than anaerobic fermentation, but the latter is oxygen independent

Select one of the following:

  • True
  • False

Explanation

Question 44 of 52

1

most body fat in overweight people is stored in the integumentary system

Select one of the following:

  • True
  • False

Explanation

Question 45 of 52

1

consumption of excess calories during adulthood causes adipocytes to multiple

Select one of the following:

  • True
  • False

Explanation

Question 46 of 52

1

the most abundant nitrogenous waste in blood is urea, which is produced by the combination of ammonia with carbon dioxide

Select one of the following:

  • True
  • False

Explanation

Question 47 of 52

1

the absorptive state lasts about 15 minutes after a meal

Select one of the following:

  • True
  • False

Explanation

Question 48 of 52

1

mental state does not affect metabolic rate

Select one of the following:

  • True
  • False

Explanation

Question 49 of 52

1

when a person is active, most of the body heat is generated in the brain, heart, and endocrine glands

Select one of the following:

  • True
  • False

Explanation

Question 50 of 52

1

heat promoting center is located in the hypothalamus, which triggers shivering

Select one of the following:

  • True
  • False

Explanation

Question 51 of 52

1

when a person is active, most of the body heat is generated in the brain, heart, and endocrine glands

Select one of the following:

  • True
  • False

Explanation

Question 52 of 52

1

hypothermia may be fatal if the core body temperature reaches 37 or lower

Select one of the following:

  • True
  • False

Explanation

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