Question 1

Place these organs in order of descending percentage of blood flow received at rest: bones and other connective, brain, digestive organs and liver, heart, kidneys, lungs, skeletal muscle, skin.

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The answer of Place these organs in order of descending...

Question 2

________ refers to the mass movement of fluid between the blood and the interstitial fluid as the result of ________ or ________ pressure gradients.If the direction of bulk flow is into the capillary, the fluid movement is called ________.If the direction of flow is out of the capillary, the fluid movement is known as ________.

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The answer of ________ refers to the mass movement of...

Question 3

The decrease in blood pressure upon standing is known as ________.

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The answer of The decrease in blood pressure upon standing...

Question 4

The elevated blood pressure that sometimes accompanies pregnancy is known as

Accepted Answer

A)  preeclampsia. 
B)  vasovagal syncope. 
C)  infarction. 
D)  reactive hyperemia. 
E)  orthostatic hypotension.

Question 5

Perfusion is

Accepted Answer

A)  blood flow through an organ. 
B)  the driving force behind blood flow. 
C)  delivery of oxygen to cells. 
D)  the connection between capillaries and other vessels. 
E)  movement of blood through a shunt.

Question 6

Restoring lost fluid from the capillaries back to the circulatory system is one of the major functions of the ________ system.

Accepted Answer

A)  urinary 
B)  thirst-quenching 
C)  lymphatic 
D)  immune 
E)  digestive

Question 7

Loss of pericytes around retinal capillaries is a hallmark of the disease ________.

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The answer of Loss of pericytes around retinal capillaries is...

Question 8

Because the suffix "itis" means ________, swelling of the lower extremities due to blockage of lymph flow is NOT called ________-itis; rather it is called ________.

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Question 9

A rupture of a blood vessel in the brain is called ________ and may cause the loss of neurological function commonly called ________.

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The answer of A rupture of a blood vessel in...

Question 10

Osmotic pressure resulting from presence of plasma proteins in blood is called ________ pressure.

Accepted Answer

A)  oncotic 
B)  colloid osmotic 
C)  hydrostatic 
D)  oncotic and colloid osmotic 
E)  colloid osmotic and hydrostatic

Question 11

Myogenic autoregulation means that

Accepted Answer

A)  increased blood pressure in a vessel triggers relaxation in that vessel. 
B)  stretched smooth muscle in a blood vessel constricts reflexively. 
C)  blood vessel diameter is adjusted by centers in the brain through monitoring blood pressure in areas throughout the body. 
D)  increased blood pressure in a vessel triggers relaxation in that vessel and blood vessel diameter is adjusted by centers in the brain through monitoring blood pressure in areas throughout the body. 
E)  stretched smooth muscle in a blood vessel constricts reflexively and blood vessel diameter is adjusted by centers in the brain through monitoring blood pressure in areas throughout the body.

Question 12

Increased levels of carbon dioxide in the blood will result in

Accepted Answer

A)  decreased heart rate. 
B)  decreased cardiac output. 
C)  decreased blood flow to the lungs. 
D)  decreased parasympathetic stimulation of the heart. 
E)  All of the answers are correct.

Question 13

Fenestrated capillaries are present in

Accepted Answer

A)  skeletal muscles. 
B)  cardiac muscle. 
C)  the liver. 
D)  the spleen. 
E)  skin.

Question 14

Define and describe the mechanism of myogenic autoregulation.

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The answer of Define and describe the mechanism of myogenic...

Question 15

Stretch-sensitive mechanoreceptors known as ________ are located in some artery walls.

Accepted Answer

A)  nociceptors 
B)  chemoreceptors 
C)  baroreceptors 
D)  elasticeptors

Question 16

Nitroglycerine is a medication taken by people who experience chest pain known as angina.One of the major side effects of the medication is that the patient will notice a severe headache.What causes this side effect?

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The answer of Nitroglycerine is a medication taken by people...

Question 17

Using the appropriate formula, what effect does changing the following vessel diameters have on blood flow?
A.diameter = 8 mm, decreasing to 6 mm
B.diameter = 8 mm, increasing to 12 mm
C.diameter = 10 mm, decreasing to 5 mm
D.diameter = 10 mm, increasing to 20 mm

Accepted Answer

The answer of Using the appropriate formula, what effect does...

Question 18

Calculate the pulse pressure for each example listed.
A.a person with a blood pressure of 120/80 mm Hg
B.a person with a blood pressure of 130/95 mm Hg

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The answer of Calculate the pulse pressure for each example...

Question 19

For a diagnosis of hypertension, a patient must have

Accepted Answer

A)  a systolic pressure above 120 mm Hg. 
B)  a systolic pressure above 140 mm Hg. 
C)  a diastolic pressure above 90 mm Hg. 
D)  a diastolic pressure below 80 mm Hg. 
E)  a systolic pressure above 140 mm Hg or a diastolic pressure above 90 mm Hg.

Question 20

Which of these does NOT increase the risk for cardiovascular disease?

Accepted Answer

A)  being a male over 30 but under 55 
B)  being a female over 30 but under 55 
C)  having a sister with coronary artery disease 
D)  menopause without estrogen replacement therapy 
E)  having diabetes mellitus

Exam 15: Blood Flow and the Control of Blood Pressure