Cardiovascular Anatomy Basics

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Questions and Answers

What is the main function of platelets?

  • To remove waste products from the body
  • To transport oxygen and nutrients throughout the body
  • To regulate blood pressure
  • To assist in blood clotting and prevent excessive bleeding (correct)

What is the primary function of the plasma component of blood?

  • To transport nutrients, hormones, and waste products (correct)
  • To provide structural support for the body
  • To regulate body temperature
  • To produce red blood cells

Which type of blood vessel is responsible for carrying oxygen-rich blood away from the heart to the body?

  • Veins
  • Capillaries
  • Arteries (correct)
  • All of the above

Which type of blood circulation involves the transport of blood from the heart to the lungs and back to the heart?

<p>Pulmonary circulation (B)</p>
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What is the genetic concept of incomplete dominance?

<p>When both alleles in a heterozygote are equally expressed, resulting in a unique phenotype (B)</p>
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What is the primary function of capillaries in the body?

<p>To facilitate gas exchange and nutrient exchange between blood and tissues (B)</p>
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What is the primary function of the cardiovascular system?

<p>To circulate blood throughout the body (A)</p>
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Which part of the heart receives blood returning to the heart?

<p>Atria (C)</p>
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During which phase of the cardiac cycle does the heart muscle contract?

<p>Systole (D)</p>
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What is the function of the septum in the heart?

<p>To separate the left and right sides of the heart (D)</p>
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Which of the following occurs during ventricular contraction?

<p>Blood is pumped out of the heart to the body (D)</p>
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What is the role of the valves in the heart?

<p>To ensure one-way blood flow within the heart (A)</p>
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What is the main function of Red Blood Cells (RBCs)?

<p>Carry oxygen to body tissues (C)</p>
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Which type of white blood cells are responsible for fighting viral infections?

<p>Lymphocytes (D)</p>
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What do T cells do in the immune system?

<p>Directly attack infected cells (A)</p>
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Which white blood cells are responsible for fighting off parasitic infections?

<p>Eosinophils (D)</p>
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What is the main role of Monocytes in the immune system?

<p>Transform into macrophages to engulf foreign particles (B)</p>
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Which white blood cells are most abundant and fight bacterial infections?

<p>Neutrophils (C)</p>
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