Anatomy And Physiology Questions - Metabolism And Nutrition
Questions about metabolism and nutrition. Linked to the "Maturity 2" case unit.
- 1.Chemical reactions that break down compolex organic molecules into simpler ones are called:
- A.
Metabolism
- B.
Anabolism
- C.
Catabolism
- D.
Metatheses
- E.
Oxidation reactions
- 2.Chemical reactions that combine simple molecules and monomers to form complex structures are known as
- A.
Metabolism
- B.
Anabolism
- C.
Catabolism
- D.
Metatheses
- E.
Oxidation reactions
- 3.When the terminal phosphate is cut off ATP what is formed?
- A.
Adenosine diphosphate
- B.
GTP
- C.
Adenosine monophosphate
- D.
Metabolic water
- E.
Glucose
- 4.Oxidation is
- A.
The removal of protons
- B.
The removal of electrons
- C.
The removal of neutrons
- D.
The addition of protons
- E.
The addition of electrons
- 5.Reduction is the
- A.
Removal of protons
- B.
Removal of electrons
- C.
Removal of neutrons
- D.
Addition of protons
- E.
Addition of electrions
- 6.This is a derivative of vitamin B.
- A.
NAD
- B.
FAD
- C.
Lactic acid
- D.
Pyruvic acid
- E.
ADP
- 7.Which of the following is not a form of phosphorylation?
- A.
Reduction phosphorylation
- B.
Substrate level phosphorylation
- C.
Oxidative phosphorylation
- D.
Photophosphorylation
- E.
None of the above
- 8.Glycogenesis is NOT
- A.
Performed by the hepatocytes
- B.
Performed by muscle fibres
- C.
A way to make glycogen
- D.
A way to make glucose
- E.
Only seen in the liver
- 9.This process is the synthesis of triglycerides.
- A.
Glucogenesis
- B.
Lipogenesis
- C.
Phosphorylation
- D.
Glycolysis
- E.
Lipolysis
- 10.This reaction oxidizes acetyl co-A to produce carbon dioxide, ATP, NADH=H and FADH2.
- A.
Glycolysis
- B.
Formation of acety co-A
- C.
Krebs cycle
- D.
Electron transport chain
- E.
Phosphorylation
- 11.Glycolysis, formation of acety co-A, Krebs cycle and the electron transport chain are all involved in:
- A.
Lipogenesis
- B.
Gluconeogenesis
- C.
Glucose catabolism
- D.
Formation of glycogen
- E.
Formation of vitamin C
- 12.This is the key regulator of the rate of glycolysis.
- A.
ATP
- B.
NADH
- C.
Phosphofructokinase
- D.
Glyceraldehydes-3-phosphate
- E.
FAD
- 13.Where can pyruvate dehydrogenase be found?
- A.
Cytosol of the cell
- B.
Plasma membrane
- C.
Lysozyme
- D.
Mitochondria
- E.
Interstitial fluid
- 14.The most abundant product of the reactions of the Krebs cycle is
- A.
Carbon dioxide
- B.
GTP
- C.
Reduced co-enzymes
- D.
Pyruvate
- E.
Water
- 15.The net result of the complete oxidation of glucose does not include
- A.
Water
- B.
Carbon dioxide
- C.
ATP
- D.
Oxygen
- E.
Waste heat
- 16.How many reactions take place during the Krebs cycle?
- A.
4
- B.
6
- C.
8
- D.
10
- E.
12
- 17.Large amount of H+ accumulation between the inner and outer mitochondria membranes induces
- A.
Proton pump
- B.
Chemiosmosis
- C.
Krebs cycle
- D.
ATP synthesis
- E.
Glycolysis
- 18.What is the net production of ATP molecule that can come from substrate level phosphorylation during glycolysis?
- A.
0
- B.
1
- C.
2
- D.
3
- E.
4
- 19.What hormone stimulates glycogenesis?
- A.
Insulin
- B.
Glucase
- C.
Oestrogen
- D.
Lactic acid
- E.
Glucagon
- 20.Which hormone stimulates gluconeogenesis?
- A.
Insulin
- B.
Human growth hormone
- C.
Adrenaline
- D.
Thyroid
- E.
Cortisol
- 21.Glycogenolysis is __________ and is stimulated by ______________.
- A.
Anabolic, insulin
- B.
Catabolic, adrenaline
- C.
Catabolic, insulin
- D.
Anabolic, adrenaline
- E.
Metathesis, insulin
- 22.Thyroid hormones:
- A.
Aid in glycogenesis
- B.
Inhibit gluconeogenesis
- C.
Inhibit lipogenesis
- D.
Promote glycolysis
- E.
Promote gluconeogenesis
- 23.These transport dietary lipids.
- A.
Apoproteins
- B.
Low density lipoproteins
- C.
Chylomicrons
- D.
Very low density lipoproteins
- E.
High density lipoproteins
- 24.Most cholesterol medications are designed to
- A.
Inhibit excretion of bile in the faeces
- B.
Promote the absorption of cholesterol
- C.
Decrease the filtration of cholesterol
- D.
Inhibit glucose absorption
- E.
None of the above
- 25.Where does glycolysis take place?
- A.
Cytosol
- B.
Plasma membrane
- C.
Nucleus
- D.
Mitochondria
- E.
Golgi apparatus
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