HT Histology Techniques & Technology

Question 1

What is the purpose of immunohistochemistry (IHC) in histology?

Accepted Answer

To detect specific proteins and antigens in tissues.

Answer

To prepare tissue slides.

Answer

To stain tissue sections with basic dyes.

Answer

To preserve tissue samples.

Question 2

Why is tissue fixation important in histology?

Accepted Answer

To prevent tissue decomposition and preserve structure.

Answer

To stain tissues for better visibility.

Answer

To remove water from the tissues.

Answer

To make tissue easier to cut.

Question 3

What is the primary function of a microtome in histology?

Accepted Answer

To cut thin tissue sections for microscopic examination.

Answer

To stain tissue sections.

Answer

To fix tissue samples.

Answer

To prepare tissue for embedding.

Question 4

What is the role of special stains in histology?

Accepted Answer

To differentiate between cell types and highlight specific tissue components.

Answer

To stain all tissues equally.

Answer

To prepare tissues for sectioning.

Answer

To prevent bacterial growth.

Question 5

What is the purpose of paraffin embedding in histology?

Accepted Answer

To make tissue sections easier to cut.

Answer

To preserve tissue samples.

Answer

To stain tissues for better contrast.

Answer

To maintain tissue clarity.

Question 6

What is the role of dehydration in tissue processing?

Accepted Answer

To prepare tissues for embedding by removing water.

Answer

To make the tissue sections transparent.

Answer

To remove lipids from the tissue.

Answer

To fix tissue samples.

Question 7

What is the significance of staining tissue with hematoxylin and eosin (H&E)?

Accepted Answer

It provides contrast for examining tissue structure, with hematoxylin staining nuclei and eosin staining cytoplasm.

Answer

It stains proteins and carbohydrates.

Answer

It stains tissue fibers.

Answer

It enhances the clarity of tissue samples.

Question 8

Which of the following best describes the process of tissue clearing?

Accepted Answer

It removes alcohol and prepares the tissue for embedding.

Answer

It removes fixative from the tissue.

Answer

It removes water from tissue samples.

Answer

It helps in staining tissue samples.

Question 9

What is the function of a cryostat in histology?

Accepted Answer

To section frozen tissue samples for immediate examination.

Answer

To stain tissues.

Answer

To fix tissues before processing.

Answer

To preserve tissue samples for long-term storage.