Massachusetts Pathologist Assistant Exam
Questions and Correct Answers (Verified
Answers) Plus Rationales 2026 Q&A | Instant
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1. Which of the following is the primary function of a pathologist
assistant?
A. Perform surgical procedures independently
B. Assist pathologists in gross examination of specimens
C. Prescribe medications
D. Diagnose diseases without supervision
B. Assist pathologists in gross examination of specimens
Rationale: Pathologist assistants are trained to assist
pathologists by performing gross examination and dissection of
surgical specimens under supervision. They do not diagnose
independently or perform surgeries.
2. The term “autopsy” refers to:
A. Examination of tissues in a laboratory
B. External examination only
, C. Postmortem examination of a body to determine cause of
death
D. Any biopsy procedure
C. Postmortem examination of a body to determine cause of
death
Rationale: An autopsy is the comprehensive examination of a
deceased body, performed to determine cause and manner of
death, often including internal and external examinations.
3. Which fixative is most commonly used for routine surgical
pathology specimens?
A. 10% formalin
B. Alcohol
C. Glutaraldehyde
D. Acetone
A. 10% formalin
Rationale: 10% neutral buffered formalin is the standard fixative
for preserving tissue morphology and preventing autolysis in
routine pathology specimens.
4. Which organ system is examined in a nephrectomy specimen?
A. Liver
B. Kidney
, C. Lung
D. Heart
B. Kidney
Rationale: A nephrectomy involves the surgical removal of a
kidney, usually for disease, tumor, or donor purposes.
5. When labeling a specimen, which information is considered
mandatory?
A. Patient name, date of birth, specimen type, and source
B. Patient name only
C. Pathologist initials
D. Room number
A. Patient name, date of birth, specimen type, and source
Rationale: Proper specimen labeling prevents errors, ensures
traceability, and is a critical safety and quality control measure.
6. Which of the following best describes the term “grossing”?
A. Microscopic examination of tissue
B. Photographing slides
C. Macroscopic examination and dissection of specimens
D. Staining tissues
C. Macroscopic examination and dissection of specimens
Rationale: Grossing refers to the macroscopic examination of
, surgical specimens, recording findings, and sampling tissue for
histopathologic evaluation.
7. The standard thickness for tissue sections processed for histology
is:
A. 1–2 mm
B. 2–5 μm
C. 10–20 μm
D. 50 μm
B. 2–5 μm
Rationale: Thin sections of 2–5 micrometers allow optimal light
penetration and detail visualization under a microscope.
8. Which safety measure is critical when handling formalin?
A. Wearing gloves and eye protection
B. Using open containers on the bench
C. Mixing with bleach
D. No safety precautions required
A. Wearing gloves and eye protection
Rationale: Formalin is toxic and a potential carcinogen. PPE
including gloves, lab coat, and eye protection is mandatory to
prevent exposure.
Questions and Correct Answers (Verified
Answers) Plus Rationales 2026 Q&A | Instant
Download Pdf
1. Which of the following is the primary function of a pathologist
assistant?
A. Perform surgical procedures independently
B. Assist pathologists in gross examination of specimens
C. Prescribe medications
D. Diagnose diseases without supervision
B. Assist pathologists in gross examination of specimens
Rationale: Pathologist assistants are trained to assist
pathologists by performing gross examination and dissection of
surgical specimens under supervision. They do not diagnose
independently or perform surgeries.
2. The term “autopsy” refers to:
A. Examination of tissues in a laboratory
B. External examination only
, C. Postmortem examination of a body to determine cause of
death
D. Any biopsy procedure
C. Postmortem examination of a body to determine cause of
death
Rationale: An autopsy is the comprehensive examination of a
deceased body, performed to determine cause and manner of
death, often including internal and external examinations.
3. Which fixative is most commonly used for routine surgical
pathology specimens?
A. 10% formalin
B. Alcohol
C. Glutaraldehyde
D. Acetone
A. 10% formalin
Rationale: 10% neutral buffered formalin is the standard fixative
for preserving tissue morphology and preventing autolysis in
routine pathology specimens.
4. Which organ system is examined in a nephrectomy specimen?
A. Liver
B. Kidney
, C. Lung
D. Heart
B. Kidney
Rationale: A nephrectomy involves the surgical removal of a
kidney, usually for disease, tumor, or donor purposes.
5. When labeling a specimen, which information is considered
mandatory?
A. Patient name, date of birth, specimen type, and source
B. Patient name only
C. Pathologist initials
D. Room number
A. Patient name, date of birth, specimen type, and source
Rationale: Proper specimen labeling prevents errors, ensures
traceability, and is a critical safety and quality control measure.
6. Which of the following best describes the term “grossing”?
A. Microscopic examination of tissue
B. Photographing slides
C. Macroscopic examination and dissection of specimens
D. Staining tissues
C. Macroscopic examination and dissection of specimens
Rationale: Grossing refers to the macroscopic examination of
, surgical specimens, recording findings, and sampling tissue for
histopathologic evaluation.
7. The standard thickness for tissue sections processed for histology
is:
A. 1–2 mm
B. 2–5 μm
C. 10–20 μm
D. 50 μm
B. 2–5 μm
Rationale: Thin sections of 2–5 micrometers allow optimal light
penetration and detail visualization under a microscope.
8. Which safety measure is critical when handling formalin?
A. Wearing gloves and eye protection
B. Using open containers on the bench
C. Mixing with bleach
D. No safety precautions required
A. Wearing gloves and eye protection
Rationale: Formalin is toxic and a potential carcinogen. PPE
including gloves, lab coat, and eye protection is mandatory to
prevent exposure.
