WorksheetsMetabolism
Total questions: 40
Worksheet time: 20mins
Chemical digestion of protein begins in what organ?
Stomach
Intestine
Liver
Mouth
A peptide hormone that is primarily responsible for enhancing gastric mucosal growth, gastric motility, and secretion of hydrochloric acid (HCl) into the stomach.
Gastrin
Pepsinogen
Secretin
Tyrpsin
The presence of this chemical activates pepsinogen (inactive) to pepsin (active).
Secretin
Hydrochloric acid
Gastrin
salivary amylase
A hormone that promotes the secretion of pancreatic digestive enzymes such as trypsin, chymotrypsin and carboxypeptidase in their in active forms
Gastrin
Salivary amylase
Hydrochloric acid
Secretin
This enzyme is secreted by intestinal mucosal membrane further hydrolyze the small peptides to amino acids.
Trypsin
Chymotrypsin
Carboxypeptidase
Aminopeptidase
This enzyme is responsible for the hydrolysis of peptide bonds of proteins in the stomach.
Pepsin
Hydrochloric acid
Pepsinogen
Trypsin
Which of the following amino acid is a non essential amino acid?
Alanine
Arginine
Asparagine
All of the above
Degradation of an amino acid takes place in what organ?
Liver
Stomach
Mouth
Intestine
The part of an amino acid that is responsible for the synthesis of UREA in the body.
Amino group
carbon skeleton
Peptide bonds
side chain group
The part of an amino acid that is responsible for the production of energy and energy storage.
Amino group
carbon skeleton
Peptide bonds
side chain group
The active form of pepsinogen
pepsin
Hydrochloric acid
Trypsin
Aminohydrolyase
This is the product of amino acid metabolism that is produced in the liver, transported via the blood to the kidneys and eliminated from the body via urine.
Urine
Urea
Purine
Blood nitrogen
What will be the indication if the patient has high urea in the body?
Diabetis
Kidney disease
Fever
Hyperglycemia
This hormone is produced when there in an entry of food in the stomach and stretches the lining of the stomach.
Gastrin
Sectretin
Pepsin
Trypsin
This hormone stimulates the production of bicarbonate
which helps neutralize the acidified gastric content
Secretin
Gastrin
Chymotrypsin
Aminopeptidase
This is a small, droplet, and semi liquid mixture of partly digested triglycerols which floats in the surface.
Chyme
Lipids
Gastric lipase
Fatty acids
Chemical digestion of lipids begins in what organ?
Stomach
Intestine
Liver
Mouth
An enzyme that is responsible for initiating the digestion of dietary fats in the stomach.
Gastric lipase
Chyme
hydrochloric acid
Pepsin
This substance is responsible for the emulsification of chyme upon entering to small intestines.
Bile salts
Pancreatic lipases
Micelle
Chylomicrons
This alkaline enzyme hydrolyzes ester bonds to form fatty acids and glycerol in the intestine.
Bile salts
Pancreatic lipases
Micelle
Chylomicrons
It is a hydrophobic substance that is made from the mixtures of fatty acids, monoacyglycerols and bile salts
Bile salts
Pancreatic lipases
Micelle
Chylomicrons
This substance is responsible for the transportation of triglycerols from intestines to the bloodstream.
Lipase enzyme
Micelle
Chylomicrons
Pancreatic enzyme
Fatty acids and glycerol that are absorbed by the cell are broken down to the acetyl Co-A for energy or repacked to store as lipids.
True
False
Adipose tissue also serves as a protection against the heat loss and mechanical shock
True
False
This substance has the highest yield of the production of energy.
Lipid
Protein
Carbohydrate
Sugar
These are specialized cells that is responsible for the storage of unused triglycerols.
adipocytes
Adipose tissue
Visceral fats
erythrocytes
A component of triglycerol that will be converted by liver or kidney to produce dihydroxyacetone phosphate.
Glycerols
Fatty acids
Lipids
hydrocarbon chain
This is the product of the reaction of glycerol in liver or kidney that can be utilized to form energy.
Dihydroxyacetone phosphate
Dihydroxyacetone triphosphate
Dihydroxyacetone chloride
Hydroxyacetone phosphate
This will be the product of fatty acids when reacts with coenzyme A in the presence of ATP to produce high energy.
Acyl CoA
Acetyl CoA
NADH
FADH2
This will be the product beta oxidation of Acyl CoA when inside the matrix of mitochondria.
Acetyl CoA
NADH
FADH2
ATP
This is a coenzyme that plays a crucial role in the cellular energy production.
Nicotinamide Adenine Dinucleotide
Adenosine Triphosphate
Adenosine Diphosphate
Cyclic monophosphate
Malic enzyme catalyses the conversion of Malate to which among the following?
Oxaloacetate
Alpha keto glutarate
Pyruvate
Citrate
In the Kreb Cycle, this enzyme is responsible for the formation of citrate by the combination of Acety CoA and Oxaloacetate.
Citrate syntase
Aconitase
Isocitrate dehydrogenase
Alpha ketoglutarate dehydrogenase
The enzyme responsible for the formation of isocitrate.
Citrate syntase
Aconitase
Isocitrate dehydrogenase
Alpha ketoglutarate dehydrogenase
In the ETC, how many ATP will be produced for each mole of NADH oxidized ?
2.5 moles
1.5 moles
1 mole
3 moles
Which of the following is not a product of the reaction KREB CYCLE?
Carbon dioxide
Water
NADH
GTP
This is the site of the Kreb cycle in eukaryotes.
Cytosol
Mitochondria
Cytoplasm
Nucleus
Pyruvate, the end product of glycolysis, enters the citric acid cycle after it has been converted to
Acetaldehyde
Lactic acid
Acetic acid
Acetyl-CoA
Product of Krebs cycle essential for oxidative phosphorylation is _______
NADPH and ATP
Acetyl CoA
CO2 and oxaloacetate
NADH and FADH2
Which of the following is not formed during the Krebs cycle
Lactate
Isocitrate
Succinate
Citrate
