AMCA CMAC EXAM PREPARATION
2026/2027 QUESTIONS AND ANSWERS
1. Which of the following describes the proper sequence for a medical assistant to perform
the chain of infection?
A. Infectious agent, Reservoir, Portal of exit, Mode of transmission, Portal of entry,
Susceptible host
B. Reservoir, Infectious agent, Portal of entry, Mode of transmission, Portal of exit,
Susceptible host
C. Susceptible host, Portal of entry, Mode of transmission, Portal of exit, Reservoir,
Infectious agent
D. Mode of transmission, Portal of exit, Reservoir, Infectious agent, Portal of entry,
Susceptible host
Answer: A
Conceptual Explanation: The chain of infection follows a specific cycle: the agent leaves
the reservoir through an exit, is transmitted to a new entry point, and infects a susceptible
host.
,2. When performing a capillary puncture on an infant, which site is the most appropriate?
A. The lateral or medial plantar surface of the heel
B. The tip of the index finger
C. The center of the heel
D. The great toe
Answer: A
Conceptual Explanation: To avoid bone injury (calcaneus), the medial or lateral plantar
surface of the heel is used for infants under one year old.
3. A patient is scheduled for an EKG. Where should the V4 lead be placed?
A. Fifth intercostal space at the midclavicular line
B. Fourth intercostal space at the left sternal border
C. Fourth intercostal space at the right sternal border
D. Fifth intercostal space at the anterior axillary line
Answer: A
Conceptual Explanation: Lead V4 is placed at the 5th intercostal space on the
midclavicular line.
4. Which document provides information regarding the chemical hazards found in a medical
laboratory?
A. SDS (Safety Data Sheet)
, B. OSHA Form 300
C. CLIA Certificate
D. HIPAA Privacy Notice
Answer: A
Conceptual Explanation: Safety Data Sheets (SDS) contain detailed information about
chemical compositions, hazards, and first aid measures.
5. A medical assistant is preparing to perform a venipuncture. Which of the following is the
correct order of draw?
A. SST, Light Blue, Lavender, Gray
B. Light Blue, Red, SST, Lavender
C. Lavender, Green, Gray, Light Blue
D. Gray, Lavender, Green, SST
Answer: B
Conceptual Explanation: According to CLSI standards, the order is Blood Culture, Light
Blue (Citrate), Red/SST (Serum), Green (Heparin), Lavender (EDTA), then Gray (Oxalate).
6. Which heart rhythm is characterized by the absence of P waves and an irregular ventricular
rate?
A. Sinus Bradycardia
B. Ventricular Tachycardia
2026/2027 QUESTIONS AND ANSWERS
1. Which of the following describes the proper sequence for a medical assistant to perform
the chain of infection?
A. Infectious agent, Reservoir, Portal of exit, Mode of transmission, Portal of entry,
Susceptible host
B. Reservoir, Infectious agent, Portal of entry, Mode of transmission, Portal of exit,
Susceptible host
C. Susceptible host, Portal of entry, Mode of transmission, Portal of exit, Reservoir,
Infectious agent
D. Mode of transmission, Portal of exit, Reservoir, Infectious agent, Portal of entry,
Susceptible host
Answer: A
Conceptual Explanation: The chain of infection follows a specific cycle: the agent leaves
the reservoir through an exit, is transmitted to a new entry point, and infects a susceptible
host.
,2. When performing a capillary puncture on an infant, which site is the most appropriate?
A. The lateral or medial plantar surface of the heel
B. The tip of the index finger
C. The center of the heel
D. The great toe
Answer: A
Conceptual Explanation: To avoid bone injury (calcaneus), the medial or lateral plantar
surface of the heel is used for infants under one year old.
3. A patient is scheduled for an EKG. Where should the V4 lead be placed?
A. Fifth intercostal space at the midclavicular line
B. Fourth intercostal space at the left sternal border
C. Fourth intercostal space at the right sternal border
D. Fifth intercostal space at the anterior axillary line
Answer: A
Conceptual Explanation: Lead V4 is placed at the 5th intercostal space on the
midclavicular line.
4. Which document provides information regarding the chemical hazards found in a medical
laboratory?
A. SDS (Safety Data Sheet)
, B. OSHA Form 300
C. CLIA Certificate
D. HIPAA Privacy Notice
Answer: A
Conceptual Explanation: Safety Data Sheets (SDS) contain detailed information about
chemical compositions, hazards, and first aid measures.
5. A medical assistant is preparing to perform a venipuncture. Which of the following is the
correct order of draw?
A. SST, Light Blue, Lavender, Gray
B. Light Blue, Red, SST, Lavender
C. Lavender, Green, Gray, Light Blue
D. Gray, Lavender, Green, SST
Answer: B
Conceptual Explanation: According to CLSI standards, the order is Blood Culture, Light
Blue (Citrate), Red/SST (Serum), Green (Heparin), Lavender (EDTA), then Gray (Oxalate).
6. Which heart rhythm is characterized by the absence of P waves and an irregular ventricular
rate?
A. Sinus Bradycardia
B. Ventricular Tachycardia
