MICN LA COUNTY FINAL
Los Angeles County EMS Agency
2026/2027 Academic Year - Practice Edition
Format: 60 Practice Qs | MICN Final | LA County Protocols
Areas: Base Hospital, Cardiac, STEMI, Stroke, Respiratory, Trauma, Peds, OB
Includes: Colored Rationales + TOC + Borders + Page Numbers
Page 1
,Question 1: [MICN - Base Hospital Contact and MICN Role] Q1: MICN receives radio call
regarding base hospital contact and micn role. What is correct protocol action per LA
County EMS 2026/2027?
A. Correct per LA County Reference 800 and MICN protocols
B. Incorrect - violates base hospital policy
C. Incorrect - wrong dosage
D. Incorrect - delays transport
CORRECT ANSWER: A. Correct per LA County Reference 800 and MICN protocols
RATIONALE:
MICN is RN authorized to give online medical control per LA County protocols. Must have MICN cert,
base hospital. Responsibilities: radio communication, protocol adherence, documentation, medical
control, QA. Must contact base MD for deviations. MICN must follow LA County Department of Health
Services EMS Agency protocols (Ref 800 series). Key: online medical control, accurate
documentation, base MD consultation, appropriate destination, and safety.
Question 2: [MICN - Cardiac Arrest and Resuscitation] Q2: MICN receives radio call
regarding cardiac arrest and resuscitation - vf/vt. What is correct protocol action per LA
County EMS 2026/2027?
A. Incorrect
B. Correct per LA County Reference 800 and MICN protocols
C. Incorrect
D. Incorrect
CORRECT ANSWER: B. Correct per LA County Reference 800 and MICN protocols
RATIONALE:
VF/VT: immediate CPR, defib 120-200J biphasic, epi 1mg q3-5min, amiodarone 300mg then 150mg.
Hs and Ts. LA County: consider termination of resuscitation per protocol. Monitor ETCO2. MICN must
follow LA County Department of Health Services EMS Agency protocols (Ref 800 series). Key: online
medical control, accurate documentation, base MD consultation, appropriate destination, and safety.
Question 3: [MICN - STEMI and 12-lead ECG] Q3: MICN receives radio call regarding stemi
and 12-lead ecg. What is correct protocol action per LA County EMS 2026/2027?
A. Incorrect
B. Incorrect
C. Correct per LA County Reference 800 and MICN protocols
D. Incorrect
CORRECT ANSWER: C. Correct per LA County Reference 800 and MICN protocols
RATIONALE:
Page 2
, STEMI: chest pain, ST elevation 1mm in 2 contiguous leads. LA County: 12-lead within 10 min,
transmit, transport to STEMI Receiving Center, ASA 325mg chewed if not allergic, no nitro if inferior +
RV infarct, SBP<90. MICN must follow LA County Department of Health Services EMS Agency
protocols (Ref 800 series). Key: online medical control, accurate documentation, base MD
consultation, appropriate destination, and safety.
Question 4: [MICN - Stroke] Q4: MICN receives radio call regarding stroke - cincinnati
scale, lvo. What is correct protocol action per LA County EMS 2026/2027?
A. Incorrect
B. Incorrect
C. Incorrect
D. Correct per LA County Reference 800 and MICN protocols
CORRECT ANSWER: D. Correct per LA County Reference 800 and MICN protocols
RATIONALE:
Stroke assessment: Cincinnati (facial droop, arm drift, speech). Last known well time critical. LA
County: transport to Primary Stroke Center, or Comprehensive if LVO suspected. Blood glucose
check, no dextrose if not hypoglycemic. MICN must follow LA County Department of Health Services
EMS Agency protocols (Ref 800 series). Key: online medical control, accurate documentation, base
MD consultation, appropriate destination, and safety.
Page 3
, Question 5: [MICN - Respiratory Distress] Q5: MICN receives radio call regarding
respiratory distress - asthma/copd, cpap. What is correct protocol action per LA County
EMS 2026/2027?
A. Correct per LA County Reference 800 and MICN protocols
B. Incorrect - violates base hospital policy
C. Incorrect - wrong dosage
D. Incorrect - delays transport
CORRECT ANSWER: A. Correct per LA County Reference 800 and MICN protocols
RATIONALE:
Respiratory distress: assess airway, O2, albuterol + ipratropium nebs, CPAP for CHF/COPD if
indicated (SBP>90, no hypotension, alert). LA County: consider epinephrine IM for severe asthma,
MgSO4. MICN must follow LA County Department of Health Services EMS Agency protocols (Ref 800
series). Key: online medical control, accurate documentation, base MD consultation, appropriate
destination, and safety.
Question 6: [MICN - Anaphylaxis and Epinephrine] Q6: MICN receives radio call regarding
anaphylaxis and epinephrine. What is correct protocol action per LA County EMS
2026/2027?
A. Incorrect
B. Correct per LA County Reference 800 and MICN protocols
C. Incorrect
D. Incorrect
CORRECT ANSWER: B. Correct per LA County Reference 800 and MICN protocols
RATIONALE:
Anaphylaxis: exposure, airway edema, hypotension, hives. Epi IM 0.3-0.5mg anterolateral thigh, may
repeat q5-15min, albuterol, IV fluids wide open, diphenhydramine, consider epi drip. Position supine
legs elevated. MICN must follow LA County Department of Health Services EMS Agency protocols
(Ref 800 series). Key: online medical control, accurate documentation, base MD consultation,
appropriate destination, and safety.
Question 7: [MICN - Trauma] Q7: MICN receives radio call regarding trauma - triage,
hemorrhage control. What is correct protocol action per LA County EMS 2026/2027?
A. Incorrect
B. Incorrect
C. Correct per LA County Reference 800 and MICN protocols
D. Incorrect
CORRECT ANSWER: C. Correct per LA County Reference 800 and MICN protocols
RATIONALE:
Page 4
Los Angeles County EMS Agency
2026/2027 Academic Year - Practice Edition
Format: 60 Practice Qs | MICN Final | LA County Protocols
Areas: Base Hospital, Cardiac, STEMI, Stroke, Respiratory, Trauma, Peds, OB
Includes: Colored Rationales + TOC + Borders + Page Numbers
Page 1
,Question 1: [MICN - Base Hospital Contact and MICN Role] Q1: MICN receives radio call
regarding base hospital contact and micn role. What is correct protocol action per LA
County EMS 2026/2027?
A. Correct per LA County Reference 800 and MICN protocols
B. Incorrect - violates base hospital policy
C. Incorrect - wrong dosage
D. Incorrect - delays transport
CORRECT ANSWER: A. Correct per LA County Reference 800 and MICN protocols
RATIONALE:
MICN is RN authorized to give online medical control per LA County protocols. Must have MICN cert,
base hospital. Responsibilities: radio communication, protocol adherence, documentation, medical
control, QA. Must contact base MD for deviations. MICN must follow LA County Department of Health
Services EMS Agency protocols (Ref 800 series). Key: online medical control, accurate
documentation, base MD consultation, appropriate destination, and safety.
Question 2: [MICN - Cardiac Arrest and Resuscitation] Q2: MICN receives radio call
regarding cardiac arrest and resuscitation - vf/vt. What is correct protocol action per LA
County EMS 2026/2027?
A. Incorrect
B. Correct per LA County Reference 800 and MICN protocols
C. Incorrect
D. Incorrect
CORRECT ANSWER: B. Correct per LA County Reference 800 and MICN protocols
RATIONALE:
VF/VT: immediate CPR, defib 120-200J biphasic, epi 1mg q3-5min, amiodarone 300mg then 150mg.
Hs and Ts. LA County: consider termination of resuscitation per protocol. Monitor ETCO2. MICN must
follow LA County Department of Health Services EMS Agency protocols (Ref 800 series). Key: online
medical control, accurate documentation, base MD consultation, appropriate destination, and safety.
Question 3: [MICN - STEMI and 12-lead ECG] Q3: MICN receives radio call regarding stemi
and 12-lead ecg. What is correct protocol action per LA County EMS 2026/2027?
A. Incorrect
B. Incorrect
C. Correct per LA County Reference 800 and MICN protocols
D. Incorrect
CORRECT ANSWER: C. Correct per LA County Reference 800 and MICN protocols
RATIONALE:
Page 2
, STEMI: chest pain, ST elevation 1mm in 2 contiguous leads. LA County: 12-lead within 10 min,
transmit, transport to STEMI Receiving Center, ASA 325mg chewed if not allergic, no nitro if inferior +
RV infarct, SBP<90. MICN must follow LA County Department of Health Services EMS Agency
protocols (Ref 800 series). Key: online medical control, accurate documentation, base MD
consultation, appropriate destination, and safety.
Question 4: [MICN - Stroke] Q4: MICN receives radio call regarding stroke - cincinnati
scale, lvo. What is correct protocol action per LA County EMS 2026/2027?
A. Incorrect
B. Incorrect
C. Incorrect
D. Correct per LA County Reference 800 and MICN protocols
CORRECT ANSWER: D. Correct per LA County Reference 800 and MICN protocols
RATIONALE:
Stroke assessment: Cincinnati (facial droop, arm drift, speech). Last known well time critical. LA
County: transport to Primary Stroke Center, or Comprehensive if LVO suspected. Blood glucose
check, no dextrose if not hypoglycemic. MICN must follow LA County Department of Health Services
EMS Agency protocols (Ref 800 series). Key: online medical control, accurate documentation, base
MD consultation, appropriate destination, and safety.
Page 3
, Question 5: [MICN - Respiratory Distress] Q5: MICN receives radio call regarding
respiratory distress - asthma/copd, cpap. What is correct protocol action per LA County
EMS 2026/2027?
A. Correct per LA County Reference 800 and MICN protocols
B. Incorrect - violates base hospital policy
C. Incorrect - wrong dosage
D. Incorrect - delays transport
CORRECT ANSWER: A. Correct per LA County Reference 800 and MICN protocols
RATIONALE:
Respiratory distress: assess airway, O2, albuterol + ipratropium nebs, CPAP for CHF/COPD if
indicated (SBP>90, no hypotension, alert). LA County: consider epinephrine IM for severe asthma,
MgSO4. MICN must follow LA County Department of Health Services EMS Agency protocols (Ref 800
series). Key: online medical control, accurate documentation, base MD consultation, appropriate
destination, and safety.
Question 6: [MICN - Anaphylaxis and Epinephrine] Q6: MICN receives radio call regarding
anaphylaxis and epinephrine. What is correct protocol action per LA County EMS
2026/2027?
A. Incorrect
B. Correct per LA County Reference 800 and MICN protocols
C. Incorrect
D. Incorrect
CORRECT ANSWER: B. Correct per LA County Reference 800 and MICN protocols
RATIONALE:
Anaphylaxis: exposure, airway edema, hypotension, hives. Epi IM 0.3-0.5mg anterolateral thigh, may
repeat q5-15min, albuterol, IV fluids wide open, diphenhydramine, consider epi drip. Position supine
legs elevated. MICN must follow LA County Department of Health Services EMS Agency protocols
(Ref 800 series). Key: online medical control, accurate documentation, base MD consultation,
appropriate destination, and safety.
Question 7: [MICN - Trauma] Q7: MICN receives radio call regarding trauma - triage,
hemorrhage control. What is correct protocol action per LA County EMS 2026/2027?
A. Incorrect
B. Incorrect
C. Correct per LA County Reference 800 and MICN protocols
D. Incorrect
CORRECT ANSWER: C. Correct per LA County Reference 800 and MICN protocols
RATIONALE:
Page 4
