How would you differentiate the following structures when seen in an unstained smear: a. Phagocytes and Polymorphonuclear leukocytes b. RBC and Yeast cells c. Polymorphonuclear leukocytes and Blastocystis
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How would you differentiate the following structures when seen in an unstained smear:
a. Phagocytes and Polymorphonuclear leukocytes
b. RBC and Yeast cells
c. Polymorphonuclear leukocytes and Blastocystis
d. Plant hairs and Muscle fibers
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- Which of the following sentences is CORRECT? A. P53 is an example of tumour activator gene B. leukotrienes are derived from arachidonic acid by cyclooxygenase C. effective bacteriocidal enzymes are contained in lysosome of the lymphocytes D. Gram stain is the most commonly used tissue stain for routine histological examination E. proteoglycans are located in ground substance of the ECM in connective tissues and basement membrane1. The laboratory scientist performs a differential on the patient’s peripheral blood smear. Although there are low numbers of white blood cells, the scientist notes a few plasma cells in the peripheral smear. Plasma cells are which kind of white blood cell? Please explain no more than 3-6 sentences. A). Granulocyte B). Lymphocyte C). Monocyte 2. Plasma cells are which type of lymphocyte? Explain, No more than 3-6 sentences. A). T cells B). B cellsA- B ↑ ↑ C- An image of a hematocrit blood test is shown. Indicate which layer refers to the buffy coat. A B Ос
- Name and describe a laboratory test which detects inflammation in the body (no abbreviations please). Is this test diagnostic? Very briefly explain your answerAnatomy and Physiology QuestionHistologic examination of normal skin demonstrates small numbers of perivascular cells, with darkly stained ovoid nuclei and granular cytoplasm on hematoxylin and eosin staining. The cells demonstrate metachromasia of the cytoplasm when stained with Giemsa stain. Which of the following products would these cells be most likely to secrete? A. Bradykinin B. Complement factor 3a C. Histamine D. Interleukin 2 E. Nitric oxide
- A nuclear power plant employee, 20 years old, was entered the hospital with a diagnosis of "acute radiation sickness". In the analysis of blood, a decrease of all blood elements was found. Questions: 1. What is the cause of the blood cell damage? 2. What other causes can lead to cell damage? 3. What mechanism of cell damage is the leading one in this case?In a patient of 60 years old after the surgical removal of stomach cancer and subsequent treatment, an enlarged lymph node in the left supraclavicular area was detected. Atypical cells, which were similar to the cells of a previously removed tumor, were found after the biopsy of this lymph node, Questions: 4) What is the name of tumor cells spreading throughout the body? 5) What is the difference between tumor cells and normal cells?One of the following sentences is NOT correct A. P53 is an example of tumour suppressor gene B. Wright's stain is sued to visualize a peripheral blood smear C. leukotrienes are derived from arachidonic acid by cyclooxygenase D. effective bacteriocidal enzymes are contained in lysosome of the neutrophils E. H&E stain is the most commonly used tissue stain for routine histological examination F. proteoglycans are located in the ECM but not in the ground substance of connective tissue
- write a terminology in column B which meets the description of column A COLUMN A COLUMN B 1. Cointaining the protein Keratin 2. A stem cell that can give rise to another blood cells 3. Acell the enguifs foreign microscopic particles to initiate immune responses 4. Layered cells in a tissue 5. Belonging to glands with ducts 6. Glands that are ductless 7. The outermost connective tissue in body surfaces and surfaces of internal organs 8. Characterized by a fine network of fibres. 9. Epithelium that appears to be stratified, with all the cells connected to the basement membrane 10. Ability to break down proteinA nuclear power plant employee, 20 years old, was entered the hospital with a diagnosis of "acute radiation sickness". In the analysis of blood, a decrease of all the blood elements was found. Questions: 1. What is the cause of the blood cell damage? 2. What other causes can lead to cell damage? 3. What mechanism of cell damage is the leading one in this case? 4. List the other possible mechanisms of cell damage. 5. Is it possible to restore the number of blood cells in this case? If so, how? 6. What compensatory mechanisms during cell damage do you know? 7. Indicate the principles of correction of cell damage.A slide of blood cells is referred to as a smear or a film,why?