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.
4151 to 4200 MCQs for Lab Technician and Technologist Exam Preparation
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Questions 4151 to 4200
What are motor neurons?
- a) Unipolar
- b) Pseudounipolar
- c) Bipolar
- d) Multipolar
What type of epithelium forms the epidermis?
- a) Simple squamous epithelium
- b) Simple cuboidal epithelium
- c) Simple columnar epithelium
- d) Stratified squamous epithelium
Which type of cartilage forms the epiphyseal growth plate?
- a) Hyaline cartilage
- b) Elastic cartilage
- c) Fibrocartilage
- d) All of the above
What percent of the matrix of cartilage is water?
- a) 0
- b) 10-40
- c) 40-60
- d) 60-80
- e) 80-100
What type of tissue lines most of the gastrointestinal tract?
- a) Simple squamous epithelium
- b) Simple cuboidal epithelium
- c) Simple columnar epithelium
- d) Stratified squamous epithelium
Which of the following is NOT a function of the liver?
- a) Conversion of glucose into glycogen
- b) Storage of glycogen
- c) Storage of bile
- d) Storage of fat soluble vitamins
Which layer of the epidermis has cells which have keratohyaline granules?
- a) Stratum basale
- b) Stratum spinosum
- c) Stratum granulosum
- d) Stratum lucidum
What are the basophilic clusters of ribosomes and rough endoplasmic reticulum seen in neurons called?
- a) Ganglion
- b) Perikaryon
- c) Astrocyte
- d) Nissl
What is the cell body of a neuron called?
- a) Ganglion
- b) Soma
- c) Astrocyte
- d) Nissl
Which of the following is composed of smooth muscle?
- a) Upper esophagus
- b) Heart
- c) Tongue
- d) Biceps muscle
- e) Walls of the visceral organs
During the preparation of a routine H&E slide, what allows the tissue to hold its form?
- a) Fixation
- b) Embedding in paraffin
- c) Staining
- d) Slicing
What is a characteristic of the cells in the epidermis of the skin?
- a) Microvilli
- b) Stereocilia
- c) Cilia
- d) Keratinization
What is woven bone?
- a) Cancellous bone
- b) Compact bone
- c) Dense bone
- d) Immature bone
What do you call the space where a chondrocyte sits in?
- a) Space of Disse
- b) Space of Mall
- c) Vacuole
- d) Lacuna
What is the portion of the nail which is underneath skin?
- a) Lunula
- b) Eponychium
- c) Matrix
- d) Nail bed
- e) Root
Which cell is a macrophage found in the central nervous system?
- a) Kupffer cells
- b) Histiocyte
- c) Dust cell
- d) Langerhans cell
- e) Microglia
Which cell is the mature bone cell?
- a) Chondrocyte
- b) Chondroblast
- c) Osteocyte
- d) Osteoclast
- e) Bone lining cell
What type of epithelium appears stratified, but is not?
- a) Epithelioid tissue
- b) Mesothelium
- c) Endothelium
- d) Transitional
- e) Pseudostratified
Which organelle contains digestive enzymes?
- a) Rough endoplasmic reticulum
- b) Smooth endoplasmic reticulum
- c) Lysosome
- d) Golgi apparatus
Which structures are part of the portal triad?
- a) Portal vein
- b) Hepatic artery
- c) Central vein
- d) Sinusoids
- e) Portal vein and Hepatic artery
During the preparation of a routine H&E slide, how is the tissue preserved?
- a) Fixation
- b) Embedding in paraffin
- c) Staining
- d) Slicing
Which of the following is a member species of Mycobacterium tuberculosis complex?
- a) M. ulcerans
- b) M. gordonae
- c) M. africanum
- d) M. kansasii
Which of the following Mycobacterium is a causative agent of Buruli ulcer?
- a) M. avium intracellulare
- b) M. xenopi
- c) M. ulcerans
- d) M. malmoense
Which of the following is NOT a characteristic of Mycoplasma?
- a) They belong to the class Mollicutes
- b) They require sterols for their growth
- c) Their cell wall contains diaminopimelic acid
- d) Their colonies have “Fried egg” appearance
Which of the following is NOT related to each other?
- a) Ixodides tick and Babesiosis
- b) Ixodides tick and Lyme disease
- c) Ixodides tick and Endemic relapsing fever
- d) Ixodides tick and Tularemia
Which of the following is NOT true of Actinomyces?
- a) These are strictly aerobic gram positive branching filaments
- b) They produce sulphur granules
- c) They cause Actinomycetoma
- d) They are Non acid fast
Which of the following is a high level disinfectant?
- a) Phenol
- b) Gluteraldehyde
- c) Iodophors
- d) Chlorhexidine
Which of the following virus is NOT transmitted through blood?
- a) CMV
- b) HCV
- c) BK virus
- d) Parvovirus B19
The maximum permissible bioload in an empty conventional operation theatre should be?
- a) 10 bcp/m3
- b) 35 bcp/m3
- c) 50 bcp/m3
- d) 100 bcp/m3
In hospital settings air conditioning ducts and cooling towers can be a source of hospital acquired infection due to?
- a) Methicillin resistant Staph aureus
- b) Mycobacterium scrofulaceum
- c) Legionella pneumophila
- d) Aeromonas hydrophila
The proper biomedical waste policy for disposal of Human anatomical and animal waste would be?
- a) Segregation in red bag and deep burial
- b) Segregation in yellow bag and incineration
- c) Segregation in puncture proof container and microwaving
- d) Segregation in blue bag and autoclaving
Emerging and re-emerging infectious diseases are characterized by all, EXCEPT?
- a) They have appeared for the first time or existed previously and presently increasing in incidence or Geographical range
- b) They have developed resistance to drugs
- c) They are the result of increasing change in ecosystem, deforestation
- d) They are seldom of Zoonotic origin
All of the following are vaccine preventable diseases (VP), EXCEPT?
- a) Measles
- b) Hepatitis B
- c) Dengue
- d) Pertussis
Involution forms of bacteria are seen in?
- a) Log phase of bacterial growth curve
- b) Stationary phase of bacterial growth curve
- c) Decline phase of bacterial growth curve
- d) Lag phase of bacterial growth curve
Which mechanism of drug resistance to Tetracyclines is exhibited by bacteria?
- a) Active efflux of antibiotic
- b) Altered target enzymes
- c) Poor transport across membrane
- d) Altered ribosomal targets
By matching bacterial suspension with 0.5 McFarland turbidity standard corresponds to?
- a) 0.5-1 X 105 cfu/ml
- b) 1-2 X 108 cfu/ml
- c) 2-3 X 108 cfu/ml
- d) 1-2 X 105 cfu/ml
The Electron microscope was developed by?
- a) Wright 1903
- b) Frederick W. Twort 1915
- c) Ernst Ruska 1934
- d) Frank Burnet 1957
Which of the following is NOT true?
- a) Bollinger bodies are seen in measles virus infection
- b) Negri bodies are seen in Rabies virus infection
- c) Guarnieri bodies are seen in vaccinia virus infection
- d) Cowdry type A bodies are seen in Yellow fever virus infection
Owl’s eye inclusion bodies are seen in?
- a) Tanapox virus
- b) Epstein Barr virus
- c) Cytomegalovirus
- d) Mumps virus
What type of muscle contains centrally placed nuclei?
- a) Smooth muscle
- b) Cardiac muscle
- c) Skeletal muscle
- d) Smooth muscle and Cardiac muscle
- e) Smooth muscle, Cardiac muscle and Skeletal muscle
Which of the following layers comprise the skin?
- a) Epidermis
- b) Dermis
- c) Hypodermis
- d) Epidermis and Dermis
Which organelle is involved in lipid metabolism?
- a) Rough endoplasmic reticulum
- b) Smooth endoplasmic reticulum
- c) Lysosome
- d) Golgi apparatus
What type of tissue makes up the “Adam’s apple”?
- a) Hyaline cartilage
- b) Fibrocartilage
- c) Elastic cartilage
- d) Hyaline cartilage and Fibrocartilage
Where is the site of protein synthesis?
- a) Ribosomes
- b) Peroxisome
- c) Microfilaments
- d) Centrioles
What is the lining of the inner bone on the side which abuts the medullary cavity?
- a) Perimysium
- b) Periosteum
- c) Perichondrium
- d) Perineurium
- e) Endosteum
Which fiber type is seen in smooth muscle?
- a) Red fibers
- b) White fibers
- c) Intermediate fibers
- d) All of the above
- e) None of the above
Which type of cartilage forms the skeleton of the fetus?
- a) Hyaline cartilage
- b) Elastic cartilage
- c) Fibrocartilage
- d) All of the above
Which meninx covers the brain intimately?
- a) Dura mater
- b) Arachnoid
- c) Pia mater
- d) Dura mater and Arachnoid
What forms the brush border?
- a) Microvilli
- b) Stereocilia
- c) Cilia
- d) Keratinization
Which sensory receptor in the skin is NOT encapsulated?
- a) Ruffini endings
- b) Free nerve endings
- c) Pacinian corpuscles
- d) Meissner’s corpuscles
Answer Key Summary
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.
