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Questions and Answers
What is the main function of capillaries in the circulation system?
What is the main function of capillaries in the circulation system?
- Exchange fluid, nutrients, and hormones between blood and interstitial fluid (correct)
- Control blood flow using muscular walls
- Collect blood from venules
- Transport blood under high pressure
Which term refers to the alteration in the diameter of blood vessels to regulate blood flow?
Which term refers to the alteration in the diameter of blood vessels to regulate blood flow?
- Vasomotion (correct)
- Venous reserve
- Vasodilation
- Vasoconstriction
What do arterioles primarily control in the circulation system?
What do arterioles primarily control in the circulation system?
- Blood vessel diameter (correct)
- Capillary exchange
- High-pressure blood flow
- Fluid and electrolyte balance
What is the major function of venules in the circulation system?
What is the major function of venules in the circulation system?
Which part of the circulation system features strong vascular walls to transport blood under high pressure?
Which part of the circulation system features strong vascular walls to transport blood under high pressure?
What is the primary role of veins in the circulation system?
What is the primary role of veins in the circulation system?
'Oedema' in the context of the circulatory system is primarily caused by:
'Oedema' in the context of the circulatory system is primarily caused by:
'Vasodilation' and 'Vasoconstriction' are primarily regulated by:
'Vasodilation' and 'Vasoconstriction' are primarily regulated by:
Which of the following is a cause of decreased colloid osmotic pressure leading to extracellular edema?
Which of the following is a cause of decreased colloid osmotic pressure leading to extracellular edema?
What is the primary cause of edema in a patient with heart failure?
What is the primary cause of edema in a patient with heart failure?
Which of the following causes of extracellular edema is associated with non-pitting edema?
Which of the following causes of extracellular edema is associated with non-pitting edema?
What is the primary cause of edema in a patient with kidney disease?
What is the primary cause of edema in a patient with kidney disease?
Which of the following is not a cause of decreased colloid osmotic pressure leading to extracellular edema?
Which of the following is not a cause of decreased colloid osmotic pressure leading to extracellular edema?
Which of the following is a cause of increased capillary permeability leading to extracellular edema?
Which of the following is a cause of increased capillary permeability leading to extracellular edema?
What is the primary cause of edema in a patient with liver disease?
What is the primary cause of edema in a patient with liver disease?
Which of the following components of the Starling equation is altered in a patient with kwashiorkor?
Which of the following components of the Starling equation is altered in a patient with kwashiorkor?
What percentage of the blood volume is in the systemic circulation?
What percentage of the blood volume is in the systemic circulation?
What is the diameter range of capillaries?
What is the diameter range of capillaries?
What is the velocity of blood flow in capillaries?
What is the velocity of blood flow in capillaries?
What type of capillaries are found in the muscle and brain?
What type of capillaries are found in the muscle and brain?
What causes vasomotion in capillaries?
What causes vasomotion in capillaries?
What is the surface area of capillaries in an adult body?
What is the surface area of capillaries in an adult body?
What is the thickness of capillary walls?
What is the thickness of capillary walls?
What is the length of capillaries?
What is the length of capillaries?
What is the primary function of the lymphatic system?
What is the primary function of the lymphatic system?
Which of the following statements about lymph fluid is correct?
Which of the following statements about lymph fluid is correct?
Which of the following factors does NOT contribute to the flow of lymph?
Which of the following factors does NOT contribute to the flow of lymph?
What is the primary function of lymph nodes?
What is the primary function of lymph nodes?
What causes the milky appearance of lymph in the thoracic duct?
What causes the milky appearance of lymph in the thoracic duct?
What is the primary difference between extracellular and intracellular edema?
What is the primary difference between extracellular and intracellular edema?
Which of the following statements about lymphatic capillaries is correct?
Which of the following statements about lymphatic capillaries is correct?
What is the final destination of lymph fluid in the body?
What is the final destination of lymph fluid in the body?
What is the net filtration pressure at the arterial end of the capillary?
What is the net filtration pressure at the arterial end of the capillary?
What is the primary cause of the net reabsorption at the venous end of the capillary?
What is the primary cause of the net reabsorption at the venous end of the capillary?
If the plasma colloid osmotic pressure ($\Pi_p$) decreases, what effect would this have on the net filtration pressure at the arterial end?
If the plasma colloid osmotic pressure ($\Pi_p$) decreases, what effect would this have on the net filtration pressure at the arterial end?
What is the primary mechanism by which the excess fluid in the tissue is removed?
What is the primary mechanism by which the excess fluid in the tissue is removed?
What is the net filtration pressure in the kidney?
What is the net filtration pressure in the kidney?
If the interstitial fluid colloid osmotic pressure ($\Pi_{if}$) increases, what effect would this have on the net filtration pressure at the arterial end?
If the interstitial fluid colloid osmotic pressure ($\Pi_{if}$) increases, what effect would this have on the net filtration pressure at the arterial end?
What is the primary driving force for filtration at the arterial end of the capillary?
What is the primary driving force for filtration at the arterial end of the capillary?
What is the net filtration pressure at the venous end of the capillary?
What is the net filtration pressure at the venous end of the capillary?
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