19 Questions
What type of antibody is usually the first to appear in response to a foreign substance exposure?
IgM
What does a 4-fold increase in IgG levels between acute and convalescent samples usually indicate?
Infection
Which serological test is mainly used to detect the presence of antibodies or antigens in a sample?
ELISA tests
Which type of antibody provides the majority of antibody-based immunity against invading organisms?
IgG
What is the main purpose of Enzyme-Linked ImmunoSorbent Assay (ELISA)?
Detecting antibodies or antigens
What is the function of IgG antibody in immunity?
Provides antibody-based immunity against invading organisms
What is the most widely used embedding medium in tissue processing?
Paraffin with melting point 56ºC
Which step in tissue processing involves the removal of extractable water from tissue specimens?
Dehydration
When are acute titer and convalescent titer tested during a disease?
Both concurrently
In which predictable range do hormone concentrations in circulation normally fall?
Predictable range
Why is gross examination crucial in surgical pathology?
To identify structures involved in the specimen
Which hormone measurement technique is commonly used for most hormones?
RIA (Radioimmunoassay)
What does the term 'Titer' refer to?
Amount of antibodies present in the blood
What is the purpose of the Hematoxylin and Eosin (H&E) stain in histology?
To examine morphology of the tissue
What is the final step in preparing a slide for microscopic examination?
Mounting with a coverslip
Why is it important to properly complete the surgical pathology request form?
To provide essential clinical data
What is the main purpose of fixation in tissue processing?
To preserve tissue morphology by stopping autolysis
Why is it crucial to examine all material submitted in a specimen container during accessioning?
To identify structures involved in the specimen
What does the term 'cytopathology' refer to?
Study of disease in cells
Explore the key processes and procedures involved in the pathology department, including surgical pathology, autopsy, and cytology. Learn about the different categories of specimens, such as organs and biopsies, as well as the steps of gross examination, fixation, embedding, staining, and more.
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