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Would an obstruction in the superior vena cava decrease the flow of blood from the head and neck to the heart?
Wiki User
∙ 12y ago
yes
Wiki User
∙ 12y ago
Yes, an obstruction in the superior vena cava would impede the flow of blood from the head and neck to the heart, leading to conditions like increased pressure in the veins and decreased blood return to the heart. This can result in symptoms such as facial swelling, neck vein distention, and difficulty breathing.
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An obstruction in the afferent arteriole would reduce the flow of blood into the?
glomerulus, leading to a decrease in blood pressure within the glomerulus. This reduction in pressure may impair the filtration process in the kidney, potentially leading to decreased urine production and retention of waste products in the body.
What would increase or decrease net filtration pressure?
An increase in blood pressure, blood volume, or permeability of the filtration barrier would increase net filtration pressure. On the other hand, a decrease in blood pressure, blood volume, or an increase in plasma protein concentration would decrease net filtration pressure.
How would pressure in the glomerulus be affected by constricting the afferent arteriole?
Constricting the afferent arteriole would decrease blood flow into the glomerulus, leading to a decrease in pressure within the glomerulus. This may result in a decrease in glomerular filtration rate and a reduction in the formation of urine.
What helps decrease blood loss and which constricts the vessels?
Applying pressure on the wound helps decrease blood loss by promoting the formation of blood clots. Additionally, vasoconstrictors such as epinephrine can constrict blood vessels to reduce blood flow to the area, helping to decrease bleeding.
Would a trypanosome infection increase or decrease the number of white blood cell why?
A trypanosome infection can lead to a decrease in white blood cell count, particularly lymphocytes, as the parasite affects the immune system and can directly infect and destroy immune cells. Additionally, the infection can cause other changes in the immune response that may result in a decrease in white blood cell production.
How would relaxing the smooth muscles in arteries affect blood pressure?
Blood pressure would decrease
An obstruction in the glomerulus would affect the flow of blood into what?
efferent arteriole
An obstruction in the glomerulus would affect the flow of blood into the?
Efferent arteriole
An obstruction in the inferior vena cava would hamper the return of blood from where?
Abdomen and pelvis
Would Decreasing the amount of water in the blood affect blood pressure?
Blood pressure would decrease
How would decreasing the amount of water in blood affect the blood pressure?
Blood pressure would decrease
An obstruction in the afferent arteriole would reduce the flow of blood into the?
glomerulus, leading to a decrease in blood pressure within the glomerulus. This reduction in pressure may impair the filtration process in the kidney, potentially leading to decreased urine production and retention of waste products in the body.
What would increase or decrease net filtration pressure?
An increase in blood pressure, blood volume, or permeability of the filtration barrier would increase net filtration pressure. On the other hand, a decrease in blood pressure, blood volume, or an increase in plasma protein concentration would decrease net filtration pressure.
What would cause a decrease in quantity of circulating red blood cells?
decrease in oral intake
Would vasoconstriction of the renal arteries decrease blood flow to the kidneys?
Yes. If you constrict the afferent arteriole then renal blood flow will decrease.
Does an anastomosis allow blood to bypass a blood vessel obstruction?
Yes
What would the increase of insulin result to?
a decrease in the amount of glucose in the blood
