HTL Laboratory Instrumentation & Equipment

Question 1

What is the primary function of a microtome in histotechnology?

Accepted Answer

To cut tissue into thin slices for microscopic analysis

Answer

To preserve tissue samples

Answer

To stain tissue samples

Answer

To measure tissue density

Question 2

Why is proper calibration important for laboratory instrumentation in histotechnology?

Accepted Answer

To ensure accuracy and reliability in measurements

Answer

To increase the cost of equipment

Answer

To reduce the number of instruments used

Answer

To eliminate the need for equipment maintenance

Question 3

What is the role of an automated tissue processor in histology?

Accepted Answer

To automate the preparation of tissue samples for embedding

Answer

To analyze tissue samples under a microscope

Answer

To measure tissue thickness

Answer

To stain tissue samples

Question 4

How does a hematoxylin and eosin (H&E) staining protocol aid in tissue analysis?

Accepted Answer

It stains the tissue components to enhance microscopic visualization

Answer

It highlights the presence of lipids

Answer

It provides the molecular composition of the tissue

Answer

It enhances the resolution of electron microscopy

Question 5

What is the purpose of a cryostat in histology?

Accepted Answer

To cut frozen tissue samples for rapid diagnosis

Answer

To freeze tissue for storage

Answer

To stain tissue samples

Answer

To examine tissue for bacterial presence

Question 6

What is the purpose of an incubator in histotechnology laboratories?

Accepted Answer

To maintain proper temperature for biological processes

Answer

To store tissue samples at low temperatures

Answer

To wash tissue samples

Answer

To analyze protein expression

Question 7

How does a light microscope differ from an electron microscope in histological analysis?

Accepted Answer

An electron microscope provides higher resolution, revealing cellular details

Answer

A light microscope has higher resolution than an electron microscope

Answer

A light microscope is used for molecular analysis

Answer

An electron microscope is only used for protein analysis

Question 8

Why is pH control important in tissue fixation and staining?

Accepted Answer

To ensure proper tissue preservation and accurate staining

Answer

To enhance tissue color

Answer

To remove excess tissue proteins

Answer

To reduce the number of chemical reagents used

Question 9

What is the primary function of a pipette in histology?

Accepted Answer

To transfer small, precise volumes of liquid for analysis

Answer

To transfer large volumes of liquid

Answer

To measure tissue thickness

Answer

To clean glassware