Cardiovascular Physiology: Edema and Dehydration Lecture 4
30 Questions
3 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the primary cause of lymphedema?

  • Excess fluid in the body
  • Blockage of blood vessels
  • Infection by parasitic worms
  • Damage to lymph nodes or tissues (correct)

What is the main symptom of pulmonary edema?

  • Difficulty breathing
  • Rapid heartbeat
  • Coughing up foamy sputum
  • All of the above (correct)

What is the cause of cerebral edema?

  • Head injury
  • Blood vessel blockage or rupture
  • Tumor or allergic reaction
  • All of the above (correct)

Where does macular edema occur?

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

What is the main cause of macular edema?

<p>Damage to blood vessels in the retina (A)</p> Signup and view all the answers

Which type of edema is associated with cardiac and renal failure?

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

What is the primary cause of intracellular edema?

<p>Inadequate delivery of oxygen and nutrients to cells (D)</p> Signup and view all the answers

Which of the following conditions is NOT associated with intracellular edema?

<p>Excessive fluid in the extracellular fluid compartment (A)</p> Signup and view all the answers

What happens when intracellular edema becomes severe?

<p>It can lead to tissue death (B)</p> Signup and view all the answers

In which condition is intracellular edema likely to occur?

<p>Inflamed tissues (D)</p> Signup and view all the answers

What is the primary mechanism that leads to intracellular edema?

<p>Depression of cell membrane ionic pumps (C)</p> Signup and view all the answers

Which of the following statements about intracellular edema is correct?

<p>It can increase the intracellular volume of a tissue area to 2-3 times normal (B)</p> Signup and view all the answers

How can intracellular volume be calculated?

<p>As the difference between total body water and extracellular volume (A)</p> Signup and view all the answers

What is required to measure plasma volume?

<p>A substance that remains in the vascular system after injection (D)</p> Signup and view all the answers

What characterizes dehydration?

<p>A decrease in total body water content (A)</p> Signup and view all the answers

What is hypertonic dehydration?

<p>Depletion in total body water due to pathologic fluid losses (A)</p> Signup and view all the answers

How can interstitial fluid volume be calculated?

<p>As the difference between extracellular fluid volume and plasma volume (B)</p> Signup and view all the answers

Why can't intracellular volume be measured directly?

<p>Due to difficulties in accessing intracellular fluid (B)</p> Signup and view all the answers

What is the primary cause of inflammation-induced edema?

<p>Increased cell membrane permeability allowing ions and water to enter cells (A)</p> Signup and view all the answers

What is the main cause of extracellular edema?

<p>Both excessive capillary filtration and impaired lymphatic drainage (C)</p> Signup and view all the answers

What happens when plasma proteins leak into the interstitium during edema?

<p>It increases the colloid osmotic pressure, drawing more fluid out of capillaries (D)</p> Signup and view all the answers

Which type of edema typically affects the legs, feet, and ankles?

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

Which condition is characterized by fluid accumulation specifically in the feet and lower legs?

<p>Pedal edema (D)</p> Signup and view all the answers

What is a common physical manifestation of edema in soft tissues?

<p>Swelling of the affected area with increased size and tightness of the skin (C)</p> Signup and view all the answers

What is a common cause of dehydration and related deaths?

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

What can prevent the large intestine from absorbing water from food matter, leading to dehydration?

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

Which symptom is common in mild to moderate dehydration?

<p>Pale and dry skin (B)</p> Signup and view all the answers

What effect can severe dehydration have on urine formation?

<p>Darker yellow color than usual (B)</p> Signup and view all the answers

What can cause frequent urination, aside from uncontrolled diabetes?

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

What is a possible consequence of very severe dehydration?

<p>Damage of organs like brain, liver, and kidneys (C)</p> Signup and view all the answers

More Like This

Use Quizgecko on...
Browser
Browser