Unit 3 Flashcards
Providing care in an emergency situation is intended to ___
prevent harm to pt., preserve life, stabilize pt., until appropriate medical help arrives.
The single most important action for the radiographer when administering emergency care is ____
providing a competent level of care, recognizing when advanced care is needed, and calling for help.
Type of shock caused by a failure of the heart to pump enough blood to the vital organs ____
Cardiogenic Shock
The action to take while a pt. is having a seizure ___
prevent them from further harming themselves, document duration and quality of seizure.
Type of shock caused by a severe loss of blood ___
Hypovolemic Shock
Symptoms of a head injury ___
lethargy, irritability, drowsiness, n/v
Type of shock as a result of a severe reaction to contrast ___
Anaphylactic Shock
Shock caused by a loss of blood from a knife or gun wound
Hypovolemic Shock
Semiautomatic vs Automatic AED
Auto prompts
Pt. is dizzy and pale
sit down
Epistaxis
nose bleed
pinch and head down
No verbal response, but physical response, LOC?
unconscious
3V abdomen
upright PA chest
upright abd
supine abd
2V abdomen
supine abd
upright abd
Hypovolemic shock
loss of blood
cardiogenic shock
MI
neurogenic shock
head/spine injury
anaphylactic shock
allergic
psychogenic shock
trauma event
what is epinephrine?
vasoconstrictor and dilator
epi effects
increased BP
relaxes respiratory tract tissues
reduces swelling to breatheo
orange juice for what diabetic shock?
hypoglycemia
main function of heart
pump blood to organs/tissues
cellular perfusion
perfusion
means by which blood provides nutrients and removes cellular waste
heart chambers
L atrium
L ventricle
R atrium
R ventricle
blood flow order
superior vena cava
R atrium
tricuspid valve
r ventricle
semilunar valve
pulmonary artery
pul. capillary
pul. vein
l atrium
bicuspid valce
l vent
semilunar valve
aorta
arteries
systemic capillaries
veins
ecg line called?
isoelectric line
ecg line represents?
electrical display of changes in cardiac membrane potentials as a function of time
ecg observed?
rhythm: reg or irreg
PR intervals norm?
rate: norm?
waves and complexes: norm?
bradycardia
heart slow (less than 60 bpm)
tachycardia
heart fast (more than 100 bpm)
fibrillation
quivering or irreg heartbeat
pvc?
premature ventricular contractions
extra heartbeats beginning in ventricles (skipped beat/palpation)
ventricular tachycardia
fast abnormal hr. starts in ventricles
ventricular fibrillation
rapid electrical impulses cause ventricles to quiver and not pump blood
asystole
no ventricular contractions
most serious and lethal type
role during emergency?
do no harm
preserve life
get help
emergency measures
priorities during emergency
open airway
control breathing
prevent/treat shock
attend to wound or f/x
emotional support
emergency equipment
crash cart
o2
suction
AED
radiology emergencies
shock
anaphylaxis
pulmonary embolus
diabetic reactions
cva
cardiac/respiratory failure
syncope
seizures
4 LOC
alert and conscious
drowsy
unconscious
comatose
asses loc?
name, date, address, reason for coming
pt. ability to follow commands
pt. vital sign changes
signs of deteriorating pt.?
sudden irritability
lethargy
slow pulse rate
slow rr
change in loc
stages of hypovolemic shock
class 1: blood loss 15%
class 2: blood loss 15-30%
class 3: blood loss 30-40%
class 4: blood loss more 40%
vasogenic shock?
caused by widening of blood vessels
dizzy/loc
treat: supine, d/c meds, fluid
homeostasis
body steady state
mechanisms of homeostasis
heartbeat
bp
temp
rr
electrolyte balance
vital signs
temp
pulse rate
bp
rr
mental state
sensorium
temp normal range
97.7-99.5
respirations (adult) range
12-20
respirations (child) range
20-30
pulse (adult) range
60-100 bpm
pulse (child) range
70-120
bp range
systolic <120
diastolic <80
most accurate way to take temp
rectal
oral temp reads 98.6, actual temp?
99.6
common sites for pulse
radial artery
brachial artery
carotid artery
pulse ox used for?
oxygen saturation and pulse rate
ways for respiratory assessment?
rate
depth
pattern
systolic measure?
contraction
diastolic measure
relaxtion
et tube purpose
o2 deliverye
et location
1-2 in above carina
thoracostomy tube
drain intrapleural space and mediastinum
thoracostomy location
5-6th intercostal space
atelectasis
complete or partial collapse of lung
pneumothorax
collapsed lung
hemothorax
blood in lung
pleural effusion
fluid in lung
empyema
pus in lungs
central venous pressure lines
chemotherapy and parenteral nutrients
terminal portion of cvp line location
2-3 above opening of r atrium
port-a-cath used for
chemo
PICC
deliver tx to large central veins near heart
swanz-ganz
measure heart function and blood flow
