Lymphatic System and Tissue Fluid

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Questions and Answers

What is the primary function of lacteals?

  • To pick up interstitial fluid and dietary lipids (correct)
  • To filter out waste products from the blood
  • To produce immune cells
  • To transport oxygenated blood to the body

What is the characteristic of the lymph in the lacteals?

  • It has a milky color (correct)
  • It has a clear color
  • It has a reddish color
  • It has a yellowish color

What is the main difference between lymphatic vessels and veins?

  • Lymphatic vessels have a single-layered wall
  • Lymphatic vessels have a thicker wall
  • Lymphatic vessels have a three-layered wall, but thinner than veins (correct)
  • Lymphatic vessels have fewer valves

Which lymphatic duct drains lymph from the lower limbs and pelvic cavity?

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

What is the term for the dilated sac at the beginning of the thoracic duct?

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

What is another name for lymphatic cells?

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

What is the primary function of the lymphatic system in regards to tissue fluid?

<p>To remove excess tissue fluid and return it to the venous circulation (D)</p> Signup and view all the answers

What is the primary mechanism by which dietary lipids are transported in the lymphatic system?

<p>Through lacteals in the small intestine (C)</p> Signup and view all the answers

Which of the following organs is NOT part of the lymphatic system?

<p>Liver (A)</p> Signup and view all the answers

What is the characteristic of lymphatic capillaries that allows them to absorb larger particles?

<p>More permeable than blood capillaries (B)</p> Signup and view all the answers

What is the role of lymph nodes in the lymphatic system?

<p>To produce immune cells (C)</p> Signup and view all the answers

Which of the following is a function of the lymphatic system?

<p>To aid in the development of immune cells (A)</p> Signup and view all the answers

Which lymphatic organ is the largest in the body?

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

What is the function of lymphatic nodules?

<p>To filter and attack antigens (D)</p> Signup and view all the answers

What is the shape of lymph nodes?

<p>Bean-shaped (B)</p> Signup and view all the answers

Where are lymph nodes typically found?

<p>In both clusters and individually throughout the body (B)</p> Signup and view all the answers

What is the location of the thymus gland?

<p>Behind the sternum in the thoracic cavity (D)</p> Signup and view all the answers

What type of cells are macrophages?

<p>Epithelial cells (D)</p> Signup and view all the answers

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