test 2 Flashcards

1
Q

main function of heart

A

pump blood

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2
Q

function of lungs

A

oxygenate

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3
Q

circulation

A

movement of blood thru heart thru blood vessels. heart pumps and pushes thru body

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4
Q

perfusion

A

continuous supply of blood flow thru capillaries bed delivering nutrients nutrients and oxygen in body. it also picks up waste such as CO2 and brings it back to body

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5
Q

only oxygenated vein

A

pulmonary vein

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6
Q

only deoxygenated artery

A

pulmonary artery

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7
Q

blood flow thru heart

A

vena cava- right atrium-tricuspid- right ventricle- pulmonary valve- pulmonary artery- lungs- pulmonary veins- left atrium- bicuspid valve- left ventricle- aorta valve- aorta

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8
Q

base

A

top of heart

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9
Q

apex

A

bottom of heart. strongest muscle. pushes blood out

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10
Q

capillaries

A

let o2 out and take co2 in. let nutrients out and bring in waste

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11
Q

A fib

A

atria not creating good beat. bad circulation

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12
Q

pericardium

A

2 layers with serous fluid. membrane encloses heart. shields against infection

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13
Q

pericardial fluid

A

keeps heart from rubbing against pericardium. causes pain

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14
Q

pericardium fluid

A

shock absorber

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15
Q

too much pericardium fluid

A

Cardiac temponade

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16
Q

electrolytes involved in heart beating effectively, if thrown off, imbalance occurs

A

magnesium, calcium, potassium

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17
Q

myocardium

A

strong heart muscle. never rests

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18
Q

epicardium

A

outer smooth membrane that lays on top

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19
Q

endocardium

A

inner lining of heart

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20
Q

widow maker

A

left descending artery. main artery for heart. if blocked, results in MI that typically goes undetected

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21
Q

connects capillaries

A

veinus and arterial system

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22
Q

risk factor for blockage

A

high cholesterol

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23
Q

coronary circulation

A

oxygenates heart itself

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24
Q

cardiopulmonary circulation

A

circulation that occurs between the heart and lungs

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25
Q

congestion on right side

A

edema. backup in body

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26
Q

backup on left side

A

goes into lungs causing abnormal sounds, congestion, SOB, inability to breathe, dyspnea, low pulse ox

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27
Q

thrombus

A

clot

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28
Q

embolus

A

moving clot

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29
Q

SA node

A

where conduction starts
called pacemaker
avg HR 60-100 beats

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30
Q

AV node

A

if conduction doesn’t start in SA, It comes here
HR 40-60 beats/ min

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31
Q

what happens if AV node is diseased

A

man made structure put in

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32
Q

auto meticity

A

spontaneous rthym where atrias beat then ventricles beat

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33
Q

conduction order

A

SA node- AV node- bundle branch- splits and goes to both ventricles- purkinge fibers (causes ventricular beat)

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34
Q

controls heart rate and contracting

A

autonomic nervous system

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35
Q

if we need faster heart rate, stronger, more oxygen, or more blood flow

A

ANS sympathetic

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36
Q

slows heart rate back down with vagus nerve

A

parasympathetic

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37
Q

baroreceptors

A

detect pressure changes in aortic arch, and carotid artery. could cause increase or decrease in HR

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38
Q

Chemoreceptor

A

detect change in blood pH, such as o2 levels and co2 levels
can also increase/decrease HR
dilates or contracts vessels

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39
Q

what does stress cause to be released increasing HR, causing vasoconstriction, blood clots capillary issues

A

catecholamines

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40
Q

factors influencing cardiovascular function

A

developmental stage, environment, lifestyle, medications, pathophysiological conditions

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41
Q

baby aspirin can be prescribed for

A

preventing strokes and heart attacks

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42
Q

heart failure

A

ineffective pump

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43
Q

cardiomyopathy

A

heart is enlarged. cant work properly. irreversible

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44
Q

cardiac ischemia

A

not enough oxygen . can lead to necrosis, crushing pain (agina pectoris). wont lead to death but can cause other problems

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45
Q

coronary artery disease

A

buildup of plaque. can decrease blood flow. narrowing leads to high HR

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46
Q

CAD sound in carotid artery (neck)

A

bruit

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47
Q

dysrhythmias

A

any alteration in HR or rthym. could lead to MI or cause clots

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48
Q

heart valve stenosis

A

valve narrows. possible murmurs and extra sounds

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49
Q

peripheral vascular disease

A

inadequate blood flow. some places can appear pale. hair loss can occur

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50
Q

venous peripheral vascular disease

A

blood cant flow back
edema, skin is brownish, stashish ulcers

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51
Q

orthostatic hypertension

A

blood pressure drops from lying to standing

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52
Q

arrthymia

A

no heart beat

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53
Q

labs for cardio assessment

A

cholesterol, lipid panels, electrolytes, CRP- inflammation

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54
Q

diagnostic test that looks at valves

A

TEE

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55
Q

5 lead EKG color order

A

right top- white
right bottom- green
left top- black
left bottom- red
middle- brown

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56
Q

P wave

A

SA node

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57
Q

QRS complex

A

depolarization of ventricle

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58
Q

T wave

A

ventricle at rest

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59
Q

U wave

A

only shown if injury

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60
Q

Examples of cardio nursing diagnosis

A

decreased cardiac output, ineffective tissue perfusion, anxiety, fatigue, activity intolerance

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61
Q

cardio physiological needs

A

CVA, fatigue, fluid overload, tissue perfusion, cardiac output

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62
Q

cardia safety needs

A

pain, risk for falls

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63
Q

cardiac interventions

A

Promote circulation/ Prevent clots
Elevate legs
Ambulate
Range of Motion exercises
TED hose
SCDs
Manage anxiety
Stay calm
Provide clear and precise instructions
medications

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64
Q

dialate blood vessels, increase cardiac output. decrease work load of heart

A

vasodialators

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65
Q

block epinephrine and norepinephrine. can be used for dysrthymias

A

beta blockers

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66
Q

block calcium. decrease bp and hr

A

calcium channel blockers

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67
Q

increase pumping action

A

intropics

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68
Q

reduces sodium. more urination. some pull K+

A

diuretics

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69
Q

blocks liver enzyme responsible for making cholesterol

A

anticholesterol

70
Q

the phase of sleep where function is low

A

NREM

71
Q

When are beta waves seen during sleep

A

at periods of wake

72
Q

how many hours of sleep does a newborn need

A

15-18

73
Q

waves that represent client is in a deep sleep

A

delta

74
Q

what neurotransmitters inhibit sleep

A

serotonin, histamine, prostaglandins, acetylcholines

75
Q

what controls circadian rhythm

A

hypothalamus

76
Q

atelactis

A

complete or partial collapse of entire lobe/lung

77
Q

benefit of pursed lips

A

reduce overall work of breathing

78
Q

alveoli

A

tiny air sacs that allow for gas exchange in lungs

79
Q

movement of air in/out the lungs

A

ventilation

80
Q

exchange of oxygen/co2

A

respiration

81
Q

hypoventilation

A

slow, shallow rate.
co2 is staying in the body

82
Q

hyperventilation

A

high, shallow rate
too much o2 leaving the body

83
Q

what can cause hypoventilation

A

medications (narcotics, paralytics), head injuries

84
Q

what can cause hyperventilation

A

pain, anxiety

85
Q

taachypnea

A

fast RR

86
Q

bradypnea

A

slow RR

87
Q

Orthopnea

A

cant breathe efficiently laying down. common in heart failure patients

88
Q

evpnea

A

normal breathing

89
Q

obstructive respiratory issues

A

can breathe in well, but not out. air trapping. lung elasticity problems

90
Q

restrictive respiratory issues

A

have a hard time breathing in. Lung compliance problems.
ex: trauma, obesity, asthma

91
Q

airway resistance

A

o2 has problems getting to lungs
ex- allergies, bronchitis

92
Q

chemoreceptors

A

monitors co2, o2, and blood pH. in brain and carotid system

93
Q

lung receptors

A

measure lung expansion

94
Q

pulmonary function loss in elderly

A

lose cough reflex
lose alveoli
expected RR above 20

95
Q

medications affecting pulmonary function

A

narcotics, paralytics, musculoskeletal relaxings

96
Q

lifestyle causes that can affect pulmonary

A

smoking, pregnancy, obesity, drug use

97
Q

ABG

A

arterial blood gas
determines amount of o2 in blood

98
Q

hypoxemia

A

too little oxygen in blood

99
Q

hypoxia

A

too little oxygen in tissue

100
Q

can hypoxemia lead to hypoxia

A

yes

101
Q

can hypoxia lead to hypoxemia

A

no, if you have hypoxia and not hypoxemia, it must be a circulatory issue or something like edema

102
Q

how can neuromuscular and the CNS affect pulmonary function

A

cns needs to tell the body what to do/how to respond
muscles help us breathe by movement

103
Q

pulmonary system abnormalities

A

lung disorders

104
Q

pulmonary circulation abnormalities

A

blood flow issues

105
Q

capnography

A

measuring co2 being released

106
Q

test that involves pinching nose, breathing in and out of tube. measures what breathes in and out. gives idea of chronic resp problem.

A

spirometry

107
Q

physical exam functions

A

breathing pattern
resp effort
pulse ox
cardiac functioning
inspection, palpation, percussion, ausculation

108
Q

people who cant cough, have trach : nursing diagnosis

A

ineffective airway clearence

109
Q

hypoventilation, hyperventilation: nursing diagnosis

A

ineffective has exchange

110
Q

people who aren’t getting enough air to alveoli. could be from pneumonia, smoking, etc..
nursing diagnosis

A

impaired gas exchange

111
Q

edema, gangrene, PAD: Nursing diagnosis

A

ineffective tissue perfusion

112
Q

patient that cant breathe on their own. could be due to stroke: nursing diagnosis

A

impaired spontaneous ventilation

113
Q

helps reinflate lungs

A

chest tubes

114
Q

chest physiotherapy

A

tapping on back to help break secretions in lungs

115
Q

mucoid

A

containing or resembling mucous

115
Q

mucoid

A

containing or resembling mucous

116
Q

perulent

A

containing pus

117
Q

mucopurulent

A

containing pus and mucous

118
Q

vicious

A

thick and sticky

119
Q

kills bacteria causing infections

A

antibiotic

120
Q

blocks effects of histamine that has been released by the body during an allergy attack

A

antihistamine

121
Q

relieves urge to cough

A

antitussive

122
Q

relaxes muscle spasms in bronchial tubes

A

bronchodialator

123
Q

reduces inflammation and swelling

A

corticosteriods

124
Q

reduces stuffiness and congestion

A

decongestant

125
Q

improves ability to cough up mucous

A

expectorant

126
Q

liquifies mucus so it’s easier to cough up

A

mucolytic

127
Q

tidal volume for lungs

A

how much you breathe in and out

128
Q

residual volume lungs

A

how much air is left in lungs

129
Q

vital capacity lungs

A

how much breathed in with the biggest breathe and how much is released with the biggest breathe out

130
Q

proprioceptors

A

where your body is in space. if your tipping forward or upside down

131
Q

stimulus

A

trigger that stimulates receptor

132
Q

perception

A

ability to interpret sensory impulses and give meaning to impulses

133
Q

where is the reticular activating system and what does it do

A

brain step. keeps us awake and alert

134
Q

what can RAS be affected by and what happens when it is

A

can be affected by environment or medications.
if effected: possible coma or lethargy

135
Q

noticing changes from seeing one thing to another

A

contrasting stimuli

136
Q

mechanoreceptors

A

detect pressure

137
Q

sensory deprivation

A

absence or reduced stimuli. input is reduced, people are not getting stimuli they are previously used too.
ex- isolation

138
Q

sensory overload

A

too much stimuli- too much info coming in
can be from too much visiting to too many noises
ex- autistic patients may relate

139
Q

sensory deficits

A

lack of being able to process info.
ex- blind, deaf, tactile problems

139
Q

sensory deficits

A

lack of being able to process info.
ex- blind, deaf, tactile problems

140
Q

impaired memory

A

Inability to recall information. Typically trauma related. You can be completely oriented but have impaired memory

141
Q

unilateral neglect

A

Inability to respond to stimuli. Usually from strokes. Individuals may not have any sense that a part of body is there. There brain may not recognize. A intervention is safety

142
Q

seizure

A

abrupt onset of disturbance of electrical activity in brain

143
Q

primary generalized seizure

A

Whole brain is impacted. Typically from med or hereditary

144
Q

partial seizure

A

One area of the brain is Impacted. From organic cause. Also called focal

145
Q

pain

A

unpleasant/emotional experience
- what the patient says it is

146
Q

cutaneous/superficial pain

A

on surface-skin

147
Q

deep somatic pain

A

muscle, bone, tendon.
usually easy to pinpoint

148
Q

visceral pain

A

generalized. usually related to an organ

149
Q

radiating/referred pain

A

Having pain is where a problem isn’t.
Ex- pain in left arm from heart attack , or gallbladder pain in shoulder

150
Q

phantom pain

A

Pain where something is no longer there. Cognitive problem

151
Q

psychogenic pain

A

Pain is all in your head. Could be psychological disorder, or there is pain and we cant figure out why

152
Q

nociceptive

A

pain receptors

153
Q

nueropathic

A

nerve pain. treated with neuropathic agents not narcotics

154
Q

intractable

A

High pain that is hard to control. Ex- sickle cell crisis. Patients may be on some serious pain meds

155
Q

pain longer than 6 months

A

chronic

156
Q

threshold

A

point at when your body says it hurts. usually the same your whole life

157
Q

tolerance

A

point we say enough is enough. can change from situation

158
Q

endocrine reaction to pain

A

Elevated blood sugar. General response- glucose levels goes down
Large release of ADH (anti diuretic hormone)
Inflammatory response- elevated HR or Temp

159
Q

cardio response to pain

A

HR increases, BP increases, more of risk for clot formation, increase in risk for O2 response

160
Q

respiratory response to pain

A

Breathing inefficiently, breathing to shallow

161
Q

musculoskeletal response to pain

A

immobility

162
Q

genitourinary response to pain

A

Decreased output
possible electrolyte imbalances, potential hypertension related to holding in urine

163
Q

gastrointestinal response to pain

A

constipation

164
Q

gastrointestinal response to pain

A

constipation

165
Q

contralateral stimulation

A

rubbing the opposite area

166
Q

nonopioid analgesics

A

NSAIDs, acetaminophen

167
Q

opiod analgesics

A

IV, transdermal, epidural

168
Q

adjuvant analgesics

A

drugs that aren’t for pain but can help release pain