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Exam 3 > Chapter 23 Questions > Flashcards

Chapter 23 Questions Flashcards

1
Q 
The function of the blood is to \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ all of the body's cells and tissues.
A) Remove oxygen from
B) deliver nutrients to
C) carry waste products to
D) all of the above
A

deliver nutrients to

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2
Q 
The cardiovascular system consists of:
A) a pump
B) a container
C) fluid
D) all of the above
A

all of the above

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3
Q 
Blood leaves each chamber of a normal heart through a(n):
A) vein
B) artery
C) one-way valve
D) capillary
A

one-way valve

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4
Q 
Blood enters the right atrium from the:
A) coronary arteries
B) lungs
C) vena cava
D) coronary veins
A

vena cava

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5
Q 
Blood enters the left atrium from the:
A) coronary arteries
B) lungs
C) vena cava
D) coronary veins
A

lungs

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6
Q 
The only arteries in the body that carry deoxygenated blood are the:
A) pulmonary arteries
B) coronary arteries
C) femoral arteries
D) subclavian arteries
A

pulmonary arteries

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7
Q 
The \_\_\_\_\_\_\_\_\_\_\_\_\_\_ is the thickest chamber of the heart
A) right atrium
B) right ventricle
C) left atrium
D) left ventricle
A

left ventricle

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8
Q 
The \_\_\_\_\_\_\_\_\_\_\_ link(s) the arterioles and the venules
A) aorta
B) capillaries
C) vena cava
D) valves
A

capillaries

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9
Q 
At the arterial end of the capillaries, the muscles dilate and constrict in response to conditions such as:
A) fright
B) a specific need for oxygen
C) a need to dispose of metabolic wastes
D) all of the above
A

all of the above

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10
Q 
Blood contains all of the following EXCEPT:
A) white blood cells
B) plasma
C) cerebrospinal fluid
D) platelets
A

cerebrospinal fluid

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11
Q 
\_\_\_\_\_\_\_\_\_ is the circulation of blood within an organ or tissue in adequate amounts to meet the cells' current needs for oxygen, nutrients, and waste removal
A) anatomy
B) perfusion
C) physiology
D) conduction
A

perfusion

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12
Q 
The \_\_\_\_\_\_\_ only require(s) a minimal blood supply when at rest
A) lungs
B) kidneys
C) muscles
D) heart
A

muscles

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13
Q 
The term \_\_\_\_\_\_\_ means “constantly adapting to changing conditions.”
A) perfusion
B) conduction
C) dynamic
D) autonomic
A

dynamic

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14
Q 
\_\_\_\_\_ is inadequate tissue perfusion
A) shock
B) hyperfusion
C) hypertension
D) contraction
A

shock

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15
Q 
The brain and spinal cord usually cannot go for more than \_\_\_\_\_\_ minutes without perfusion or the nerve cells will be permanently damaged.
A) 30 to 25
B) 12 to 20
C) 8 to 10
D) 4 to 6
A

4 to 6

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16
Q 
An organ or tissue that is considerably \_\_\_\_\_\_ is much better able to resist damage from hypoperfusion
A) warmer
B) colder
C) younger
D) older
A

colder

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17
Q 
The body will not tolerate an acute blood loss of greater than \_\_\_ of blood volume
A) 10%
B) 20%
C) 30%
D) 40%
A

20%

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18
Q 
If the typical adult loses more than 1 L of blood, significant changes in vital signs, such as \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_, will occur.
A) Decreased heart rate
B) increased respiratory rate
C) increased blood pressure
D) all of the above
A

increased respiratory rate

19
Q 
\_\_\_\_\_\_\_\_\_\_\_ shock is a condition in which low blood volume results in inadequate perfusion or even death
A) Hypovolemic
B) metabolic
C) septic
D) psychogenic
A

hypovolemic

20
Q

You should consider bleeding to the serious if all of the following conditions are present EXCEPT:
A) blood loss is rapid
B) there is no mechanism of injury
C) the patient has a poor general appearance
D) assessment reveals signs and symptoms of shock

A

there is no mechanism of injury

21
Q 
Significant blood loss demands your immediate attention as soon as the \_\_\_\_\_\_ has been managed
A) fracture
B) extrication
C) airway
D) none of the above
A

airway

22
Q 
The process of blood clotting and plugging the hole is called:
A) conglomeration
B) configuration
C) coagulation
D) coalition
A

coagulation

23
Q

Even though the body is very efficient at controlling bleeding on its own, it may fail in situation such as:
A) when medication interfere with normal clotting
B) when damage to the vessel may be so large, that a clot cannot completely block the hole
C) when only part of the vessel wall is cut prevent it from constricting
D) all of the above

A

all of the above

24
Q 
A lack of one or more of the blood's clotting factors is called:
A) a deficiency
B) hemophilia
C) platelet anomaly
D) anemia
A

hemophilia

25
Q 
You respond to a 25-year-old-man who has cut his arm with a circular saw. The bleeding appears to be bright red and spurting. The patient is alert and oriented and converses with you freely. He appears to be stable at this point. What is your first step in controlling his bleeding?
A) Direct pressure
B) maintain the airway
C) standard precautions
D) elevation
A

standard precautions

26
Q 
When applying a bandage to hold a dressing in place, stretch the bandage tight enough to control the bleeding but not so tight as to decrease \_\_\_\_\_\_\_\_\_\_ to the extremity
A) blood flow
B) pulses
C) oxygen
D) CRTs
A

blood flow

27
Q

If bleeding continues after applying a pressure dressing, you should do all of the following EXCEPT:
A) remove the dressing and apply another sterile dressing
B) apply manual pressure through the dressing
C) add more gauze pads over the first dressing
D) secure both dressings tighter with a roller bandage

A

remove the dressing and apply another sterile dressing

28
Q 
When using an air splint to control bleeding in a fractured extremity, you should reassess the \_\_\_\_\_\_ frequently
A) airway
B) breathing
C) circulation in the injured extremity
D) fracture site
A

circulation in the injured extremity

29
Q 
When treating the patient with signs and symptoms of hypovolemic shock and no outward signs of bleeding, always consider the possibility of bleeding into the:
A) thoracic cavity
B) abdomen
C) skull
D) chest
A

abdomen

30
Q 
Nontraumatic internal bleeding may be caused by a(n):
A) ulcer
B) ruptured ectopic pregnancy
C) aneurysm
D) all of the above
A

all of the above

31
Q 
The most common symptom of internal abdominal bleeding is:
A) bruising around the abdomen
B) distention of the abdomen
C) rigidity of the abdomen
D) acute abdominal pain
A

acute abdominal pain

32
Q 
Signs and symptoms of internal bleeding in both trauma and medical patients include:
A) hematemesis
B) melena
C) hemoptysis
D) all of the above
A

all of the above

33
Q 
The first sign of hypovolemic shock is a change in:
A) respirations
B) heart rate
C) mental status
D) blood pressure
A

blood pressure

34
Q

The _____ side of the heart recoeves oxygen-poor blood from the veins

A

right

35
Q

_________ is the circulation of blood within an organ or tissue in adequate amounts to meet the cells’ current needs for oxygen, nutrients, and waste removal

A

perfusion

36
Q

A(n) ______ is also called a contusion

A

bruise

37
Q

________ bleeding is any bleeding in a cavity or space inside the body

A

internal

38
Q

A systolic blood pressure of less than ___ mm Hg with a weak, rapid pulse suggests the presence of hypoperfusion in a patient who may have significant bleeding

A

100

39
Q

____________ is vomited blood

A

hematosis

40
Q

_________ blood is dark red and oozes from a wound steadily but slowly

A

capillary

41
Q

The _________ _______ system monitors the body’s needs from moment to moment and adjusts blood flow by changing the vascular tone, as needed

A

autonomic nervous

42
Q

___________ are small tubes that are about the same diameter as a single red blood cell

A

capillaries

43
Q

The heart is a(n) ___________ muscle that is under the control of the autonomic nervous system

A

involuntary

Exam 3 (22 decks)

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