Phagocytosis and Thrombocytes Lecture
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Questions and Answers

What is the normal range of neutrophils in the blood?

  • 30,000-40,000 per microliter
  • 10,000-15,000 per microliter
  • 4000-5000 per microliter (correct)
  • 2000-3000 per microliter

What happens to neutrophils and macrophages after they engulf bacteria and necrotic tissue?

  • They leave the inflamed tissue
  • They multiply and spread to other areas
  • They transform into different cell types
  • They die and form pus (correct)

What is the term for the uncontrolled production of white blood cells caused by cancerous mutations?

  • Lymphoma
  • Neutropenia
  • Leukemia (correct)
  • Neutrophilia

What is the result of the autolysis of dead cells and necrotic tissue in pus?

<p>The dead cells and tissue are eventually absorbed (A)</p> Signup and view all the answers

What is the characteristic of leukemia cells that allows them to spread to other areas of the body?

<p>Their ability to metastasize (B)</p> Signup and view all the answers

What is the term for the formation of a cavity in inflamed tissue that contains pus?

<p>Abscess (B)</p> Signup and view all the answers

What is the primary function of neutrophils and macrophages?

<p>Cellular ingestion of foreign particles (A)</p> Signup and view all the answers

What is the role of antibodies in phagocytosis?

<p>They make bacteria susceptible to phagocytosis (B)</p> Signup and view all the answers

What is the result of tissue injury in the body?

<p>Inflammation (C)</p> Signup and view all the answers

What is the purpose of the selective procedures in phagocytosis?

<p>To ensure the ingestion of only certain foreign particles (B)</p> Signup and view all the answers

What is the relationship between the immune system and phagocytosis?

<p>The immune system enhances phagocytosis (C)</p> Signup and view all the answers

What is a characteristic of foreign particles that makes them susceptible to phagocytosis?

<p>They have a rough surface (C)</p> Signup and view all the answers

During inflammation, which process causes the swelling of tissue cells?

<p>Increased permeability of the capillaries (D)</p> Signup and view all the answers

What is the primary function of pseudopodia in phagocytosis?

<p>To project around the particle and fuse with other pseudopodia (C)</p> Signup and view all the answers

Which of the following is a characteristic of neutrophilia?

<p>An acute increase in the number of neutrophils in the blood (C)</p> Signup and view all the answers

What is the primary advantage of macrophages over neutrophils in phagocytosis?

<p>Macrophages are more powerful phagocytes (B)</p> Signup and view all the answers

What is the role of lysosomes in phagocytosis?

<p>To fuse with the phagocytic vesicle and release digestive enzymes (A)</p> Signup and view all the answers

What is the result of the fusion of lysosomes with the phagocytic vesicle?

<p>The release of digestive enzymes (A)</p> Signup and view all the answers

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