NBRC MOCK TMC EXAM REVIEW WITH
COMPLETE SOLUTIONS
A kpatient kis kreceiving kO2 kfrom kan kE kcylinder kat k4 kL/min kthrough ka knasal
kcannula. kThe kcylinder kpressure kis k1900 kpsig. kHow klong kwill kthe kcylinder krun
kuntil kit kis kempty?
A. k47 kmin
B. k1.7 kh
C. k2.2 kh
D. k3.6 kh k- kcorrect kanswers k-E kcylinder k= k0.28 k
1900x0.28/4 k= k133/60 k= k2.21 k
Answer: kC. k2 khours, k21 kminutes
, After kthe kRespiratory kTherapist ksets kup ka knonrebreathing kmask kon ka kpatient kat
ka kflow krate kof k10 kL/min, kthe kreservoir kbag kcollapses kbefore kthe kpatient kfinishes
kinspiring. kThe kRT kshould kdo kwhich kof kthe kfollowing? k
A. kChange kto ka ksimple kmask kat ka kflow krate kof k10 kL/min k
B. kRemove kthe kone-way kvalve kfrom kthe kexhalation kport.
C. kPlace kthe kpatient kon kcontinuous kpositive kairway kpressure k(CPAP)
D. kIncrease kthe kflow krate kto k15 kL/min k- kcorrect kanswers k-D. kIncrease kthe kflow
krate kto k15 kL/min
A kpatient kwith kcarbon kmonoxide k(CO) kpoisoning kcan kbest kbe ktreated kwith kwhich
kof kthe kfollowing ktherapies? k
A. kNasal kCannula kat k6 kL/min
B. kSimple kO2 kmask kat k10 kL/min
C. kCPAP kand k60% kO2 k
D. kNonrebreathing kmask k- kcorrect kanswers k-D. kNonrebreathing kmask
The kfollowing kblood kgas klevels khave kbeen kobtained kfrom ka kpatient kusing ka k60%
kaerosol kmask. k
pH: k7.47
PaCO2: k31 kmmHg
PaO2: k58 kmmHg
What kshould kthe kRT krecommend kat kthis ktime?
A. kPlace kthe kpatient kon kCPAP
B. kIncrease kthe kO2 kto k70% k
C. kIntubate kand kplace kthe kpatient kon kmechanical kventilation k
D. kChange kto ka knonrebreathing kmask k- kcorrect kanswers k-A. kPlace kthe kpatient
kon kCPAP
Given kthe kfollowing kdata, kwhat kis kthe kpatient's ktotal karterial kO2 kcontent? k
pH: k7.41
PaCO2: k37 kmmHg
PaO2: k88 kmmHg
HCO3: k26 kmEq/L
SaO2: k95%
Hb: k14 kg/dL
A. k12 kmL/dL
B. k14 kmL/dL
C. k16 kmL/dL
D. k18 kmL/dL k- kcorrect kanswers k-(Hb kx k1.36 kx kSaO2) k+ k(0.003 kx kPaO2) k
COMPLETE SOLUTIONS
A kpatient kis kreceiving kO2 kfrom kan kE kcylinder kat k4 kL/min kthrough ka knasal
kcannula. kThe kcylinder kpressure kis k1900 kpsig. kHow klong kwill kthe kcylinder krun
kuntil kit kis kempty?
A. k47 kmin
B. k1.7 kh
C. k2.2 kh
D. k3.6 kh k- kcorrect kanswers k-E kcylinder k= k0.28 k
1900x0.28/4 k= k133/60 k= k2.21 k
Answer: kC. k2 khours, k21 kminutes
, After kthe kRespiratory kTherapist ksets kup ka knonrebreathing kmask kon ka kpatient kat
ka kflow krate kof k10 kL/min, kthe kreservoir kbag kcollapses kbefore kthe kpatient kfinishes
kinspiring. kThe kRT kshould kdo kwhich kof kthe kfollowing? k
A. kChange kto ka ksimple kmask kat ka kflow krate kof k10 kL/min k
B. kRemove kthe kone-way kvalve kfrom kthe kexhalation kport.
C. kPlace kthe kpatient kon kcontinuous kpositive kairway kpressure k(CPAP)
D. kIncrease kthe kflow krate kto k15 kL/min k- kcorrect kanswers k-D. kIncrease kthe kflow
krate kto k15 kL/min
A kpatient kwith kcarbon kmonoxide k(CO) kpoisoning kcan kbest kbe ktreated kwith kwhich
kof kthe kfollowing ktherapies? k
A. kNasal kCannula kat k6 kL/min
B. kSimple kO2 kmask kat k10 kL/min
C. kCPAP kand k60% kO2 k
D. kNonrebreathing kmask k- kcorrect kanswers k-D. kNonrebreathing kmask
The kfollowing kblood kgas klevels khave kbeen kobtained kfrom ka kpatient kusing ka k60%
kaerosol kmask. k
pH: k7.47
PaCO2: k31 kmmHg
PaO2: k58 kmmHg
What kshould kthe kRT krecommend kat kthis ktime?
A. kPlace kthe kpatient kon kCPAP
B. kIncrease kthe kO2 kto k70% k
C. kIntubate kand kplace kthe kpatient kon kmechanical kventilation k
D. kChange kto ka knonrebreathing kmask k- kcorrect kanswers k-A. kPlace kthe kpatient
kon kCPAP
Given kthe kfollowing kdata, kwhat kis kthe kpatient's ktotal karterial kO2 kcontent? k
pH: k7.41
PaCO2: k37 kmmHg
PaO2: k88 kmmHg
HCO3: k26 kmEq/L
SaO2: k95%
Hb: k14 kg/dL
A. k12 kmL/dL
B. k14 kmL/dL
C. k16 kmL/dL
D. k18 kmL/dL k- kcorrect kanswers k-(Hb kx k1.36 kx kSaO2) k+ k(0.003 kx kPaO2) k
