Podcast
Questions and Answers
Which layer of a blood vessel contains muscles for vasoconstriction and vasodilation?
Which layer of a blood vessel contains muscles for vasoconstriction and vasodilation?
- Tunica externa
- Tunica intima
- Tunica media (correct)
- Basal lamina
Where are vasa vasorum located more closely to the lumen?
Where are vasa vasorum located more closely to the lumen?
- Arteries
- Veins (correct)
- Venules
- Arterioles
Which type of blood vessel has thicker walls due to higher pressure from pumped blood?
Which type of blood vessel has thicker walls due to higher pressure from pumped blood?
- Venules
- Veins
- Capillaries
- Arterioles (correct)
What is responsible for binding the endothelium to the connective tissue in blood vessels?
What is responsible for binding the endothelium to the connective tissue in blood vessels?
Which layer of a blood vessel primarily consists of collagenous fibers?
Which layer of a blood vessel primarily consists of collagenous fibers?
Which type of blood vessels have valves to prevent backflow due to low pressure?
Which type of blood vessels have valves to prevent backflow due to low pressure?
What is the main factor affecting blood flow and the quickest variable to change blood pressure?
What is the main factor affecting blood flow and the quickest variable to change blood pressure?
Where is the most noticeable slowdown of blood flow observed according to the text?
Where is the most noticeable slowdown of blood flow observed according to the text?
Which hormone signals the kidneys to reabsorb water when blood volume drops?
Which hormone signals the kidneys to reabsorb water when blood volume drops?
Which of the following hormones is involved in stimulating hematopoiesis?
Which of the following hormones is involved in stimulating hematopoiesis?
What does Angiotensin 2 primarily cause in the body?
What does Angiotensin 2 primarily cause in the body?
Which of the following responses to a decrease in blood flow may result in increasing blood pressure?
Which of the following responses to a decrease in blood flow may result in increasing blood pressure?
What causes the release of Aldosterone in the body?
What causes the release of Aldosterone in the body?
'Autoregulation of Perfusion' refers to:
'Autoregulation of Perfusion' refers to:
'Myogenic response' in arterioles involves:
'Myogenic response' in arterioles involves:
'Hypovolemic shock' is often caused by what condition?
'Hypovolemic shock' is often caused by what condition?
What is the main function of a metarteriole?
What is the main function of a metarteriole?
Which type of capillary is known for having leaky walls, allowing larger molecules to pass through?
Which type of capillary is known for having leaky walls, allowing larger molecules to pass through?
What is the average pressure in arteries known as?
What is the average pressure in arteries known as?
Why is a pulse taken at radial artery or carotid artery?
Why is a pulse taken at radial artery or carotid artery?
What happens if the Mean Arterial Pressure (MAP) falls below 60 mm Hg?
What happens if the Mean Arterial Pressure (MAP) falls below 60 mm Hg?
Which factor contributes to an increase in blood pressure?
Which factor contributes to an increase in blood pressure?
What is the primary function of a precapillary sphincter?
What is the primary function of a precapillary sphincter?
In adults, why does resistance increase in longer vessels?
In adults, why does resistance increase in longer vessels?
Why are veins affected by shunts or valves?
Why are veins affected by shunts or valves?
What is the role of muscular arteries?
What is the role of muscular arteries?
