5251 to 5300 MCQs for Lab Technician and Technologist Exam Preparation
5000 Plus MCQs for Lab Technician and Technologists are designed to test the knowledge and proficiency of laboratory professionals who work in the field of clinical laboratory science. These questions cover a wide range of topics related to laboratory science, including anatomy, physiology, microbiology, chemistry, and hematology.
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Questions 5251 to 5300
- Haematuria can occur in all of the following except
- Acute glomerulonephritis
- Cancer of urinary tract
- Stone in urinary tract
- Mismatched blood transfusion✔
- Chyluria can be detected by addition of the following to the urine:
- Sulphosalicylic acid
- Nitric acid
- Acetic anhydride
- Chloroform✔
- Normal range of serum urea is
- 0.6–1.5 mg/dl
- 9–11 mg/dl
- 20–45 mg/dl✔
- 60–100 mg/dl
- Normal range of serum creatinine is
- 0.6–1.5 mg/dl✔
- 9–11 mg/dl
- 20–45 mg/dl
- 60–100 mg/dl
- Standard urea clearance is
- 54 ml/min✔
- 75 ml/min
- 110 ml/min
- 130 ml/min
- Maximum urea clearance is
- 54 ml/min
- 75 ml/min✔
- 110 ml/min
- 130 ml/min
- Average creatinine clearance in an adult man is about
- 54 ml/min
- 75 ml/min
- 110 ml/min✔
- 130 ml/min
- Inulin clearance in an average adult man is about
- 54 ml/min
- 75 ml/min
- 110 ml/min
- 130 ml/min✔
- Among the following, a test of tubular function is
- Creatinine clearance
- Inulin clearance
- PAH clearance
- PSP excretion test✔
- A simple way to assess tubular function is to withhold food and water for 12 hours and, then, measure
- Serum urea
- Serum creatinine
- Urine output in one hour
- Specific gravity of urine✔
- Among the following, the most sensitive indicator of glomerular function is
- Serum urea
- Serum creatinine
- Urea clearance
- Creatinine clearance✔
- All the following statements about inulin are correct except
- It is completely non-toxic
- It is completely filtered by glomeruli
- It is not reabsorbed by tubular cells
- It is secreted by tubular cells✔
- Non-protein nitrogenous substances in blood include all of the following except
- Urea
- Uric acid
- Creatinine
- Inositol✔
- Serum amylase is increased in
- Acute parotitis
- Acute pancreatitis
- Pancreatic cancer
- All of these✔
- Maximum rise in serum amylase occurs in
- Acute parotitis
- Acute pancreatitis✔
- Chronic pancreatitis
- Pancreatic cancer
- Serum lipase is increased in
- Acute parotitis
- Acute pancreatitis✔
- Infective hepatitis
- Biliary obstruction
- Which one of the following metabolites is not directly produced in the hexose monophosphate pathway?
- Fructose-6-phosphate✔
- Dihydroxy acetone phosphate
- CO2
- Erythrose-4-phosphate
- Which one of the following statements concerning glucose-6-phosphate dehydrogenase deficiency is correct?
- Young R.B.Cs, particularly reticulocytes, contain the highest enzyme activity cells show less enzyme activity✔
- Glucose-6-P Dehydroglucose deficiency leads to disfuction of many tissues
- G-6-p Dehydroglucose deficiency is due to a single deletion of a large sequence of DNA in the G-6-PD gene
- G-6-PD deficiency is precipitated by ingestion of drugs such as aspirin
- The phenomenon of inhibition of glycolysis by O2 is termed as
- Red drop
- Pasteur effect✔
- Michaelis effect
- Fischer’s effect
- Seratonin is derived in the body from the following amino acid:
- Phenylalanine
- Histidine
- Tryptophan✔
- Serine
- Which amino acid is a lipotropic factor?
- Lysine
- Leucine
- Tryptophan
- Methionine✔
- Which among the following is a nutritionally essential amino acid for man ?
- Alanine
- Glycine
- Tyrosine
- Tryptophan✔
- The essential amino acids
- Must be supplied in the diet because the organism has lost the capacity to aminate the corresponding ketoacids
- Must be supplied in the diet because the human has an impaired ability to synthesize the carbon chain of the corresponding ketoacids
- Are identical in all species studied
- Are defined as those amino acids which cannot be synthesized by the organism at a rate adequate to meet metabolic requirements✔
- Which among the following is an essential amino acid?
- Cysteine
- Leucine✔
- Tyrosine
- Aspartic acid
- Which among the following is a basic amino acid?
- Aspargine
- Arginine✔
- Proline
- Alanine
- This amino acid cannot have optical isomers:
- Alanine
- Histidine
- Threonine
- Glycine✔
- The amino acid which contains a guanidine group is
- Histidine
- Arginine✔
- Citrulline
- Ornithine
- GABA(gama amino butyric acid) is
- Post-synaptic excitatory transmitter
- Post-synaptic inhibitor transmitter✔
- activator of glia-cell function
- inhibitor of glia-cell function
- Sulphur-containing amino acid is
- Glutathione
- Chondroitin sulphate
- Homocysteine✔
- Tryptophan
- The useful reagent for detection of amino acids is
- Molisch reagent
- Dichlorophenol Indophenol
- Ninhydrin✔
- Biuret
- The amino acid which contains an indole group is
- Histidine
- Arginine
- Glycine
- Tryptophan✔
- Sakaguchi reaction is answered by
- Lysine
- Ornithine
- Arginine✔
- Arginino succinic acid
- The pH of an amino acid depends
- Optical rotation
- Dissociation constant✔
- Diffusion coefficient
- Chain length
- When amino acids are treated with neutral formaldehyde, the pH of the mixture
- Is not altered
- Increases
- Decreases✔
- First increases then decreases
- Which among the following has an imidazole group?
- Histidine✔
- Tryptophan
- Proline
- Hydroxy proline
- The amino acid exist as Zwitter ions when they are in
- solid state
- acidic solution
- alkaline solution
- neutral solution✔
- Plasma proteins are isolated by
- Salting out
- Electrophoresis
- Flourimetry
- Both (Salting out ) and (Electrophoresis)✔
- After digestion amino acids
- Are absorbed into portal circulation✔
- Are absorbed into lymph
- Are excreted to the extent of 50%
- Converted into glucose in the intestine
- Cysteine has the formula:
- CH3SH
- H2N—CH2—COOH
- HS—CH2—CH(NH2)—COOH✔
- S—CH2—CH(NH2)—COOH| S—CH2—CH(NH2)—COOH
- The compound having the formula H2N—CO—NH—CH2—CH2—CH2—CH— COOH is |NH2
- Lysine
- Glutamine
- Serine
- Citrulline✔
- An amino acid which contains a disulphide bond is
- Lysine
- Methionine
- Homocysteine
- Cystine✔
- One of the following has a phenolic group:
- Histidine
- Hydroxy lysine
- Seratonine✔
- Hydroxy proline
- An amino acid not containing the usual— COOH group is
- Alanine
- Tryptophan
- Methionine
- Taurine✔
- Branched chain amino acids are
- Cysteine and cystine
- Tyrosine and Tryptophan
- Glycine and Serine
- Valine, Leucine and Isoleucine✔
- A Zwitter ion is one which has in aqueous solution:
- One positive charge and one negative charge✔
- Two positive charges and one negative charge
- Two negative charges and one positive charge
- No electrical charges at all
- The amino acid which gives yellow colour with Ninhydrin in paper chromatography is
- Tyrosine
- Proline✔
- Tryptophan
- Alanine
- Hydroxylation of Proline and Lysine in a protein is effected by
- Vitamin B1
- Vitamin B2
- Vitamin B6
- Vitamin C✔
- Millon’s test is for identification of
- Tyrosine✔
- Tryptophan
- Proline
- Arginine
- Hopkins-Cole test is for identification of
- Tyrosine
- Tryptophan✔
- Arginine
- Cysteine
- Collagen is very rich in
- Glycine✔
- Serine
- Aspartic acid
- Glutamic acid
The questions are typically designed to assess the technical skills and knowledge required for the laboratory profession, including the ability to analyze laboratory test results, perform laboratory procedures, and maintain laboratory equipment.
To prepare for these MCQs, candidates should have a thorough understanding of the key concepts and principles of laboratory science. They should also be familiar with common laboratory equipment and procedures, as well as laboratory safety protocols.
Candidates may also benefit from studying specific laboratory science textbooks or taking online courses that cover the material tested in the MCQs. Additionally, practicing sample MCQs and reviewing the answers can help candidates identify areas where they may need to improve their knowledge or skills.
Overall, the MCQs for lab technologists are designed to be challenging and comprehensive, requiring candidates to demonstrate a high level of proficiency in the field of laboratory science.
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