Human Blood and Its Functions

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Questions and Answers

What is a primary symptom of anemia?

  • Rapid weight gain
  • Fatigue (correct)
  • Increased appetite
  • Excessive sweating

Which type of anemia is characterized by a deficiency of iron?

  • Iron Deficiency Anemia (correct)
  • Hemolytic Anemia
  • Sickle Cell Anemia
  • Aplastic Anemia

What is a common characteristic of Chronic Lymphoid Leukemia?

  • High symptoms in early stages
  • Asymptomatic in early stages (correct)
  • Rapid onset and progression
  • Primarily occurs in children

What primary issue arises in Myeloid Leukemia?

<p>Uncontrolled multiplication of myeloid cells (A)</p>
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Which statement is true regarding Sickle Cell Anemia?

<p>Red blood cells turn into sickle shapes. (B)</p>
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Which component of blood is primarily responsible for transporting oxygen throughout the body?

<p>Red blood cells (C)</p>
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What is the primary role of white blood cells in the body?

<p>Protecting against infections (B)</p>
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Which blood group is considered the universal donor?

<p>Blood Group O (A)</p>
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What is the primary composition of plasma in blood?

<p>90% water and various solutes (C)</p>
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Which type of white blood cell is primarily responsible for phagocytosis?

<p>Neutrophils (C)</p>
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What distinguishes blood group AB from the other blood groups?

<p>It has both antigens A and B. (C)</p>
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What role do the antibodies in the blood groups play?

<p>They attack germs and produce antigens. (A)</p>
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Which property of white blood cells allows them to detect enemies within the body?

<p>Chemical detection (C)</p>
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Study Notes

Anemia

  • Fatigue is a primary symptom of anemia
  • Iron deficiency is a characteristic of Iron-Deficiency Anemia

Leukemia

  • Chronic Lymphoid Leukemia is characterized by an overproduction of lymphocytes
  • The primary issue in Myeloid Leukemia is an overproduction of immature white blood cells

Sickle Cell Anemia

  • Sickle Cell Anemia is a genetic condition
  • Sickle Cell Anemia results in abnormally shaped red blood cells that can block blood flow

Blood Components

  • Red blood cells are primarily responsible for transporting oxygen throughout the body
  • White blood cells play a key role in the immune system, protecting the body from infections

Blood Groups

  • Blood group O negative is considered the universal donor
  • Plasma, the liquid component of blood, is primarily composed of water
  • Neutrophils are a type of white blood cell primarily responsible for phagocytosis
  • Blood group AB is unique because it contains both A and B antigens
  • Antibodies in blood groups are responsible for identifying and binding to foreign antigens, triggering an immune response
  • White blood cells can detect enemies within the body through chemotaxis, which is the movement towards a chemical stimulus

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