Clinical Chemistry and Toxicology in Clinical Pathology

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What is the primary purpose of deciphering specific markers in patients?

To analyze blood samples

For transfusion or transplantation purposes (correct)

To enumerate cellular elements in blood samples

To measure blood levels of therapeutic drugs

Which of the following is NOT a type of analysis performed in Clinical Chemistry?

Biochemical analysis

Electrophoresis

Molecular genetics (correct)

Spectrophotometry

What is the main application of toxicology testing?

To analyze blood samples for diseases

To detect the presence of drugs and substances of abuse (correct)

To enumerate cellular elements in blood samples

To measure blood levels of therapeutic drugs

What is the purpose of measuring blood levels of therapeutic drugs?

To assure adequate concentrations to treat the disease Signup and view all the answers

What is the primary focus of Hematology?

Assessing the cellular elements in blood samples Signup and view all the answers

What is the characteristic of most instruments used in Clinical Chemistry?

They are automated Signup and view all the answers

What is the primary purpose of immunologic and serologic techniques in diagnosing infectious diseases?

To diagnose diseases when the agent is difficult to recover in culture Signup and view all the answers

What is a symptom of disease?

An indication of illness felt by the patient Signup and view all the answers

What is a factor that can predispose an individual to disease?

Obesity Signup and view all the answers

What is the role of a Medical Technologist in the health care process?

To provide accurate test results in a timely manner Signup and view all the answers

What is one task that a Medical Technologist may perform?

Observe details of cells, ova, and cysts of parasitic infections Signup and view all the answers

Why is it important for a Medical Technologist to test the blood of a donor?

To ensure the blood of the donor is compatible with the blood of the patient-recipient Signup and view all the answers

What is the initial response of blood vessels during inflammation?

Vasoconstriction Signup and view all the answers

What is the term for the peripheral positioning of white cells along the endothelial cells?

Margination Signup and view all the answers

What is the result of the increased blood flow and deposition of plasma fluid during inflammation?

Erythema and warmth Signup and view all the answers

What is the term for the movement of leukocytes by extending pseudopodia through the vascular wall?

Diapedesis Signup and view all the answers

What is the main component of the fluid that oozes out during inflammation?

Protein-rich fluid Signup and view all the answers

What is the role of Factor XII (Hageman Factor) in inflammation?

Activation of the vascular response Signup and view all the answers

Which of the following fixatives is commonly used for bone marrow biopsies?

B-5 Fixative Signup and view all the answers

What is the recommended time for fixation using Zenker-Formol?

12-24 hours Signup and view all the answers

Which of the following fixatives is recommended for demonstration of chromatin, mitochondria, and mitotic figures?

Regaud's Fluid Signup and view all the answers

What is the primary use of Picric Acid Fixative?

Study of acid mucopolysaccharides Signup and view all the answers

Which of the following fixatives is hazardous and not commonly used?

Chromic Acid Signup and view all the answers

What is the primary characteristic of Heidenhain's Susa Solution?

It is a cytologic fixative Signup and view all the answers

What is the characteristic of the plasma membrane in apoptosis?

Intact; altered structure, especially orientation of lipids Signup and view all the answers

What is the purpose of biopsy?

To determine the presence or extent of a disease Signup and view all the answers

What type of biopsy is done with a circular blade ranging in size from 1 mm to 8 mm?

Punch Biopsy Signup and view all the answers

What is the typical adjacent inflammation in apoptosis?

No Signup and view all the answers

What is the characteristic of necrosis regarding the nucleus?

Karyolysis - nuclear fading Signup and view all the answers

What is the feature of fibrid in HIV?

It binds to antigen and antibody complexes Signup and view all the answers