NURS 4020 Complete Final Exam Questions With Complete
Solutions
0.9% NaCl Correct Answers isotonic solution
increased fluid EC
given for fluid volume deficit, shock, metabolic acidosis, blood
transfusion, hyponatremia, hypercalcemia
10 essential cares for ventilator patients Correct Answers 1)
review communications (read communiques with other members
of healthcare team)
2)check ventilator settings and modes
3) suction appropriately (only PRN, no NS, low pressure,
shortest duration)
4) assess pain and sedation needs
5) prevent infection (HOB 30-45 degrees, sedation vacations,
peptic ulcer prophylaxis, DVT meds, oral care)
6)prevent hemodynamic instability (monitor BP Q2-4 hr,
increase IV fluids, dopamine, assess breath sounds)
7)manage airway (oral care, suction, change tube and ties)
8) nutritional needs
,9) wean from ventilator appropriately
10) educate pt. and family
1st degree AV block Correct Answers
1st degree AV block Correct Answers long PR interval
usually no s/sx or tx
"if R is far from P, than you have 1st degree"
2.5% dextrose in water Correct Answers hypotonic solution
maintains daily fluid requirments
low calories and no electrolytes
2nd degree AV block type I Correct Answers
2nd degree AV block type I Correct Answers PR interval
progressively lengthens until QRS doesn't occur
pacing if symptomatic
"longer, longer, longer, drop! Then you have a Wenckebach"
aka: Wenckebach, Mobitz type I
2nd degree AV block type II Correct Answers
,2nd degree AV block type II Correct Answers QRS occurs at
same time IF it occurs at all
tx is pacing
"if some p's don't get through, then you have a Mobitz II"
aka: Mobitz type II, classical block
3rd degree AV block Correct Answers
3rd degree AV block Correct Answers P and QRS have
individual regular rhythm
tx is pacing
"if p's and q's don't agree, then you have a 3rd degree"
5-lead EKG Correct Answers white on the right
smoke over fire
clouds over grass
chocolate close to the heart
a fib Correct Answers
a flutter Correct Answers
Accelerated Junctional Rhythm Correct Answers
Accelerated Junctional Rhythm Correct Answers -Rate: 61-100
bpm
, -Rhythm: regular
-P waves: no
-PR interval: PR is absent.
-QRS: less than 0.12
Tx: if symptomatic, pacing
causes: dig toxicity
**typically 40-60 because it is not generated from SA node
acid-base balance Correct Answers pH: (acid) 7.35-7.45 (base)
PaCO2: (base) 35-45 (acid)
HCO3: (acid) 22-26 (base)
PaO2: 80-100
SaO2: 90%+
Acidosis Correct Answers acid excretion is not able to keep up
with intake or production
-respiratory is too much carbonic acid
-metabolic is too much metabolic acid from the kidneys
Acidosis S/Sx Correct Answers hypotension
thready peripherial pulses
CNS depression
decreased reflexes
muscle weakness and flaccid paralysis
Kussmaul (metabolic acidosis with compensation)
warm & flushed skin (metabolic)
pale, cyanotic, dry skin (respiratory)
Solutions
0.9% NaCl Correct Answers isotonic solution
increased fluid EC
given for fluid volume deficit, shock, metabolic acidosis, blood
transfusion, hyponatremia, hypercalcemia
10 essential cares for ventilator patients Correct Answers 1)
review communications (read communiques with other members
of healthcare team)
2)check ventilator settings and modes
3) suction appropriately (only PRN, no NS, low pressure,
shortest duration)
4) assess pain and sedation needs
5) prevent infection (HOB 30-45 degrees, sedation vacations,
peptic ulcer prophylaxis, DVT meds, oral care)
6)prevent hemodynamic instability (monitor BP Q2-4 hr,
increase IV fluids, dopamine, assess breath sounds)
7)manage airway (oral care, suction, change tube and ties)
8) nutritional needs
,9) wean from ventilator appropriately
10) educate pt. and family
1st degree AV block Correct Answers
1st degree AV block Correct Answers long PR interval
usually no s/sx or tx
"if R is far from P, than you have 1st degree"
2.5% dextrose in water Correct Answers hypotonic solution
maintains daily fluid requirments
low calories and no electrolytes
2nd degree AV block type I Correct Answers
2nd degree AV block type I Correct Answers PR interval
progressively lengthens until QRS doesn't occur
pacing if symptomatic
"longer, longer, longer, drop! Then you have a Wenckebach"
aka: Wenckebach, Mobitz type I
2nd degree AV block type II Correct Answers
,2nd degree AV block type II Correct Answers QRS occurs at
same time IF it occurs at all
tx is pacing
"if some p's don't get through, then you have a Mobitz II"
aka: Mobitz type II, classical block
3rd degree AV block Correct Answers
3rd degree AV block Correct Answers P and QRS have
individual regular rhythm
tx is pacing
"if p's and q's don't agree, then you have a 3rd degree"
5-lead EKG Correct Answers white on the right
smoke over fire
clouds over grass
chocolate close to the heart
a fib Correct Answers
a flutter Correct Answers
Accelerated Junctional Rhythm Correct Answers
Accelerated Junctional Rhythm Correct Answers -Rate: 61-100
bpm
, -Rhythm: regular
-P waves: no
-PR interval: PR is absent.
-QRS: less than 0.12
Tx: if symptomatic, pacing
causes: dig toxicity
**typically 40-60 because it is not generated from SA node
acid-base balance Correct Answers pH: (acid) 7.35-7.45 (base)
PaCO2: (base) 35-45 (acid)
HCO3: (acid) 22-26 (base)
PaO2: 80-100
SaO2: 90%+
Acidosis Correct Answers acid excretion is not able to keep up
with intake or production
-respiratory is too much carbonic acid
-metabolic is too much metabolic acid from the kidneys
Acidosis S/Sx Correct Answers hypotension
thready peripherial pulses
CNS depression
decreased reflexes
muscle weakness and flaccid paralysis
Kussmaul (metabolic acidosis with compensation)
warm & flushed skin (metabolic)
pale, cyanotic, dry skin (respiratory)
