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Anatomy ch.20 & 21 > Chapter 20 and 21 > Flashcards

Chapter 20 and 21 Flashcards

0
Q

Which of the following is not true about capillary blood flow?

A

Pre-capillary sphincters shut off the capillary not the…channel

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1
Q

Which of the following is not a conducive.. elastic conducting arteries?

A

Aorta/Pulmonary (maybe no smooth muscle)

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2
Q

Type of capillaries found in the kidney stones tested in endocrine glands?

A

phinostrated

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3
Q

Which structures would have the most blood volume distribution and the least volume?

A

Most: Veins
Least: Capillaries

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4
Q

Red blood flow through a given mass of tissue?

A

perfusion

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5
Q

If blood pressure is 122/80 the diastolic pressure is?

A

80

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6
Q

If blood pressure is 122/80 the pulse pressure is?

A

42

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7
Q

If blood pressure is 122/80 the mean arterial pressure is?

A

94

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8
Q

If blood pressure is 122/80 the systolic pressure is?

A

122

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9
Q

The most significant influence in peripheral resistance?

A

Radiance

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10
Q

If flow rate in the vessel is restricted.. if it is one mm per second when fully dilated, it can increase?

A

81 times (3)

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11
Q

Sympathetic nervous system controls the blood pressure and flow of?

A

All the above

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12
Q

Which is not true of barrel receptor reflexes?

A

True: Ph, Co2, oxygen

Not True: ?

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13
Q

Inactive profusion to the brainstem results in what?

A

______ ischemic reflex

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14
Q

Which of the following hormones would decrease blood volume and pressure?

A

ANF

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15
Q

The most important mechanism for moving gasses in and out of the blood stream is?

A

diffusion

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16
Q

The way fatty acids and other hormones like insulin are transported is?

A

transcytosis

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17
Q

The reabsorption of the vistal capillaries, what is the most significant force between movement of water back into the capillaries?

A

Colloid Osmotic Pressure

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18
Q

WHat percentage of water leaves the capillaries?

A

10-15%

19
Q

What would be a result of liver disease?

A

Edema and decreased blood pressure

20
Q

Which can be the consequence of very low blood osmotic proteins?

A

All the above

21
Q

Which is NOT a factor that promotes Venous Return?

A

Exhalation

22
Q

Type of low venous return shock that will be caused by an allergic reaction?

A

Anaphylactic Shock

23
Q

Which type of low venous return (LVR) shock will cause bleeding burns or dehydration?

A

Hypovolemic Shock

24
Q

Which type of low venous return (LVR) shock will be caused by bacterial toxins?

A

Septic Shock

25
Q

Which would NOT occur in decompensated shock?

A

Increase heart and reduce output

26
Q

Which of the following is TRUE about circulation to the brain?

A

The major chemical stimulus for cerebral control is pH

27
Q

Which is NOT True about circulation of the skeletal muscle during exercise?

A

Isometric contraction facilitate lymph node

28
Q

what normally flows into the capillaries from the..?

A

metarterioles

29
Q

Plasma solids enter tissues most easily from what?

A

Fenestrated Capillaries

30
Q

A blood vessel adapting to withstand high blood pressure will have an?

A

Elastic tunica media

31
Q

Substance most likely to cause drop in blood pressure?

A

Histamine

32
Q

THe velocity of blood flow decreases if?

A

Viscosity increases

blood flow decreases

33
Q

Blood flows faster in a small vein than in a capillary becuase?

A

diameter

34
Q

Whats the force that draws water back into the blood?

A

Colloid osmotic pressure of blood

35
Q

Intestinal blood flows to the liver by way of what vein?

A

Hepatic portal vein or the hepatic portal system

36
Q

The brain receives its blood from all of the following vessels EXCEPT?

A

Internal Jugular

37
Q

The only lymphatic organ with both affarent and efferent lymphatic vessels is?

A

Lymph Node

38
Q

Which of the following cells are involved in non-specific resistance but not in specific defense?

A

Natural Killer Cells

39
Q

The respiratory burst is used by _____ to kill bacteria

A

Neutrophils

40
Q

All of the following are macrophages EXCEPT for what?

A

Endothelial Cells

41
Q

The cytolytic action of the complement system is most similar to the action of?

A

Perforin

42
Q

This can be an antigen by binding to larger host molecules

A

Haptens

43
Q

The cardinal signs of inflammation include all of the following Except?

A

Fever

44
Q

A helper T cell can bind only to another cell that has?

A

MHC-|| proteins

45
Q

Which of the following results from a lack of self-tolerance?

A

Systemic Lupus Erythematosus

Anatomy ch.20 & 21 (2 decks)

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