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MAC Certification Exam Questions with
Complete Solutions (Latest 2025/2026)
GRADED A+
To indicate that something lies nearer the surface, use the term: - CORRECT ANSWERS Superficial
Identify the following rhythm? - CORRECT ANSWERS normal sinus rhythm
Choose the answer that corresponds with the picture: - CORRECT ANSWERS Cephalic vein
Identify the following rhythm? - CORRECT ANSWERS premature ventricular contraction (PVC)
What does this symbol represent? - CORRECT ANSWERS chemical hazard
What does this symbol represent? - CORRECT ANSWERS Biologic Hazard Symbol
The bladder cuff should encircle _____% of the arm circumference in adults - CORRECT ANSWERS 80 %
Choose the answer that corresponds with the picture: - CORRECT ANSWERS Median Cubital vein
Identify the following rhythm? - CORRECT ANSWERS atrial fibrillation
Choose the answer that corresponds with the picture: - CORRECT ANSWERS Basilic Vein
Identify the following rhythm? - CORRECT ANSWERS asystole
Choose the answer that corresponds with the picture: - CORRECT ANSWERS Ulnar artery
Identify the following rhythm? - CORRECT ANSWERS ventricular tachycardia
Identify the following rhythm? - CORRECT ANSWERS normal sinus rhythm (NSR)
What does this symbol represent? - CORRECT ANSWERS Radioactive Hazard
Name this part of the EKG. - CORRECT ANSWERS ST segment
Identify the following rhythm? - CORRECT ANSWERS ventricular fibrillation
What does this symbol represent? - CORRECT ANSWERS Sharps Hazard
Choose the answer that corresponds with the picture: - CORRECT ANSWERS Radial Artery
The national health insurance plan for Americans age 65 and older is: - CORRECT ANSWERS Medicare
- CORRECT ANSWERS
Every prescription for a controlled substance requires the physicians signature and a ____________ number? - CORRECT ANSWERS DEA
The function of the platelet is to: - CORRECT ANSWERS Cause the blood to clot
Which situation would a Medical Assistant's signature be required? - CORRECT ANSWERS On an informed consent document
The interval between exposure to infection and the appearance of the first symptom is called: - CORRECT ANSWERS Incubation period
The Privacy Rule gives patients the right to: - CORRECT ANSWERS Access their medical record
A routine hand wash procedure uses plain soap to remove soil and transient bacteria. - CORRECT ANSWERS antimicrobial soap
If a laboratory test requires serum, which Vacutainer tube is the tube of choice? - CORRECT ANSWERS Red-topped tubes
The medical assistant is to collect a Prothrombin time (PT) test, a complete Blood Count (CBC), and a fasting Blood Sugar (FBS). What is the correct order of draw? - CORRECT ANSWERS Light-blue (PT), Lavender (CBC), Grey (FBS)
Complete destruction of all forms of microbial life. - CORRECT ANSWERS Sterilization
Which of the following blood pressure readings would be considered Stage 1 Hypertension? - CORRECT ANSWERS 148/
Which of the following tests is not a part of complete blood count? - CORRECT ANSWERS Activated partial thromboplastin time
When using a venterogluteal approach to give an intramuscular injection in the buttock area, what is the muscle the medication goes in? - CORRECT ANSWERS Gluteus medius
Which of the following is correct regarding contact transmissions?
term-99 - CORRECT ANSWERS It involves contaminated instruments, needles, or contaminated hands that are not washed
The normal volume of urine produced by an adult in a 24-hour period generally does not exceed: - CORRECT ANSWERS 2000 mL
The information of blood cells is defined as: - CORRECT ANSWERS Hematopoiesis
What is the process used to wash and remove blood and tissue from medical instruments called? - CORRECT ANSWERS Sanitation
Another name for chest leads is: - CORRECT ANSWERS Precordial
A patient has been taking aspirin for arthritis. Which of the following is most likely to be affected by it? - CORRECT ANSWERS Bleeding time
Which of the following is correct for ending a venipuncture procedure? - CORRECT ANSWERS remove the tourniquet, remove the tube, remove the needle, apply pressure
A patient weights 83.92 kg. How many pounds does he weigh? - CORRECT ANSWERS 185 lb
How many electrodes are used as part of a 12-Lead EKG? - CORRECT ANSWERS 10
No anticoagulants are found in which of the following tubes? - CORRECT ANSWERS Red-topped
The ability to identify with someone else's feelings is called: - CORRECT ANSWERS Empathy
What is the correct way to calculate pulse pressure? - CORRECT ANSWERS The number found when subtracting the diastolic from the systolic
What specimens require protection from light? - CORRECT ANSWERS Bilirubin
The acronym used to remember the actions to take when using a fire extinguisher is: - CORRECT ANSWERS PASS
Which of the following drug administration routes is the most appropriate for a patient who has nausea and vomiting? - CORRECT ANSWERS rectal
The boundaries for the approved area in performing heel punctures are: - CORRECT ANSWERS The medical line extending from the great toe and lateral line extending from the fourth and fifth toe
The amount that an insurance company may say is not allowed and not the responsibility of the patient, for a contracted physician, would be identified as this on the patient's account? - CORRECT ANSWERS An adjustment.
The contraction phase of the heartbeat is called: - CORRECT ANSWERS Systole
A 67 year-old man is diagnosed with Atrial Fibrillation and is treated with Warfarin (Coumadin). What is the characteristic of Atrial Fibrillation? - CORRECT ANSWERS P waves are absent
The phenylketonuria (PKU) test is used to diagnose deficiency of phenylalanine hydroxylase, the most common clinically encountered inborn error of metabolism. it is performed on: - CORRECT ANSWERS Blood drawn from a newborns heel
A patient is having a seizure. Which of the following is the most appropriate step for the medical assistant to take to protect the patient? - CORRECT ANSWERS Loosen clothing around the patients neck
Post- prandial means: - CORRECT ANSWERS After a meal
Which of the following is an example of a biohazard? - CORRECT ANSWERS Splashing of blood when a cap is removed
The correct lead from the center of heart to the positive pole of the leg is: - CORRECT ANSWERS AVF
If you have an appointment scheduled for a patient who speaks English as a second language, w/c communication technique would be the most effective at the time of their visit to the office? - CORRECT ANSWERS Having an interpreter present
What position should the patient be placed in when performing an ECG? - CORRECT ANSWERS Supine
What drug enhances the effects of another drug? - CORRECT ANSWERS Synergistic
You are to draw the blood of a patient. After reviewing the lab order, you realize that you need to draw a CBC w/diff (complete blood count with differential) on your patient. knowing that this test is drawn in a lavender top-tube, which lab department would this go to for processing? - CORRECT ANSWERS Hematology
Which is the most common route of administration of nitroglycerin? - CORRECT ANSWERS Sublingual
Which drug is used as an anticoagulant? - CORRECT ANSWERS Warfarin (Coumadin)
MSDS information includes: - CORRECT ANSWERS General and emergency information
The physician prescribes a buccal medication. The medical assistant should instruct the patient to: - CORRECT ANSWERS Place the medication between the lower teeth and cheek
Which of the following is the best specimen to test for levels of iron in the blood? - CORRECT ANSWERS The one collected in the tube that contains EDTA
All pathogens are: - CORRECT ANSWERS Microbes that can cause disease
When using a No. 10 envelope, where should the address be placed? - CORRECT ANSWERS 10 lines down from the top and 2 inches from the left of the edge of the envelope
Co-insurance is calculated based on a: - CORRECT ANSWERS Percentage of charge
Muscles that act on the knee joint exhibit two actions: - CORRECT ANSWERS Flexion and extension
A structure that is composed of two or more tissue types is called a/an: - CORRECT ANSWERS Organ
Cellular respiration is a function of the: - CORRECT ANSWERS Mitochondria
Somatic tremor is the result of: - CORRECT ANSWERS Muscle movement
The smallest structural unit of the nervous system is the: - CORRECT ANSWERS Neuron
A patient came into the doctor's office with chest pain and shortness of breath. which position is the best to help him breathe better? - CORRECT ANSWERS Fowler's
Mr. Smith is suffering from an enlargement of the bones in the entire skull as well as in the hands and feet, in addition to thickening of the skin. Which of the following conditions is Mr. Smith suffering from?
- CORRECT ANSWERS Acromegaly
The functional unit of the kidney is the: - CORRECT ANSWERS Nephron
Dr. Jones and Dr. Brown decide to share a practice. Together, they share patients, expenses, profits and assets. Which type of medical practice is this? - CORRECT ANSWERS Group practice
There are two types of civil actions healthcare providers for injuries resulting from health care, The first one is lack of informed consent and the second one is: - CORRECT ANSWERS Violation of standard care
Insulin syringes are calibrated in: - CORRECT ANSWERS Units
Which of the following is not true regarding HIPPA laws? - CORRECT ANSWERS Few boundaries are set on the use and release of health records
PHI stands for: - CORRECT ANSWERS Protected health information
A patient has an oral temperature of 100.8 F. The medical term for this is: - CORRECT ANSWERS Pyrexia
Which of the following precautions require special air handling and ventilation? - CORRECT ANSWERS Airborne precautions
Important information a patient should know about immunizations would be that: - CORRECT ANSWERS They are prophylactics against deadly diseases
Which of the following is the most common means of transmitting pathogens? - CORRECT ANSWERS Touching
Notifiable infection must be reported to: - CORRECT ANSWERS Center for disease control
A quantitative test is one that: - CORRECT ANSWERS tests for the presence and amount of a substance in sample
Most specialists are paid by MCOs using which of the following methods? - CORRECT ANSWERS Fee- for-service
Which of the following is classified as abnormally rapid, deep or labored breathing? - CORRECT ANSWERS Tachypnea
The invoice for the monthly rent of the building where is the medical office located, is typically handled by which department? - CORRECT ANSWERS Accounts payable
A baby's pulse and respirations are: - CORRECT ANSWERS Faster than an adults
Which of the patient's limbs serves as an electrical ground? - CORRECT ANSWERS Right leg
When the body has had adequate rest and no food for at least 12 hours, it is said to be in: - CORRECT ANSWERS Basal state
What organ's main function is to eliminate excess water and waste products from the body? - CORRECT ANSWERS Kidneys
A murmur is an abnormal sound that may indicate: - CORRECT ANSWERS Valvular heart disease
The amount of blood pumped by the heart per minute is called: - CORRECT ANSWERS Cardiac output
Sinus __________ is a slow dysrhythmia. - CORRECT ANSWERS Bradycardia
When a person stays in the same position all the time, pressure causes the skin to: - CORRECT ANSWERS Weaken and become necrotic
A patient's weight should be listed in the patient's chart to the nearest: - CORRECT ANSWERS 1/ pound
A normal resting heart rate for the average adult is: - CORRECT ANSWERS 60-
Automaticity refers to: - CORRECT ANSWERS The ability of certain myocardial cells to produce an electrical impulse without the need for outside nerve stimulation
Collection devices used in skin punctures are called: - CORRECT ANSWERS Capillary tubes
Normal sinus rhythm has a heart rate of ______ beats per minute: - CORRECT ANSWERS 60-
What is the function of the large intestine (aka colon)? - CORRECT ANSWERS Absorb water
Which of the following procedures is appropriate for preparing blood and other potentially infectious materials for transport? - CORRECT ANSWERS Placing the materials in a leak-proof container during collection
You performing a venipuncture procedure on a patient- the needle appears to be inside the vein yet no blood id flowing into the tube. What should you do? - CORRECT ANSWERS Switch the tubes
Which of the following Vacutainer tubes is routinely used for hematology testing? - CORRECT ANSWERS Lavender-topped tubes
Sodium Citrate is the additive in what color tube? - CORRECT ANSWERS Light blue
A fluctuating fever that returns to or below baseline then increases again is: - CORRECT ANSWERS Intermittent
Identify the tubes needed to collect a PT,STAT lytes, and BC in the proper order of collection. - CORRECT ANSWERS Yellow, Light-blue, PST
Which choice is a typical educational for elderly patients to prevent disease? - CORRECT ANSWERS Annual flu pneumonia vaccination and information
Asystole: - CORRECT ANSWERS Produces a complete cessation of cardiac output
A patient came to the clinic for a low-grade fever of one month duration. As part of the laboratory work- up, the physician ordered erythrocyte sedimentation (ESR). What color tube would be used for this test?
- CORRECT ANSWERS Lavender-top tube
An obese patient was sent to the laboratory for a complete blood count. Which of the following veins is mot likely to be the only that the Phlebotomist can palpate? - CORRECT ANSWERS Cephalic vein
Mr. Matthews called the office to get the test results for his wife, Martha. What should the medical assistant do? - CORRECT ANSWERS Check the medical record to see if Mr. Matthews is authorized to have this information on Mrs. Matthews HIPAA form. If so, then release the information
If a finger is "excessively" milked during a skin puncture, the result will be: - CORRECT ANSWERS Hemolysis and contamination of the specimen with tissue fluids
You are the only CMAC the night shift. You receive orders for all of the following tests within minutes of one another. Which test has the greatest collection priority? - CORRECT ANSWERS STAT electrolytes in the ER
Samples appear to have been mislabeled and mixed on two patients. Each outpatient has orders for both blood and urine test, so there were two samples for each. What would be the best course of action? - CORRECT ANSWERS Recollect all four samples from the patients
Which of the following are also referred to as serum separator tubes (SST)? - CORRECT ANSWERS Red/Grey-top tubes
Which of the following is a standard speed for an EKG machine? - CORRECT ANSWERS 25 mm/second
When would a phlebotomist use a multiple-sample needle? - CORRECT ANSWERS When more than one tube of blood is to be collected
A collection tube containing an anti-coagulant must be inverted how many times? - CORRECT ANSWERS Eight times
Identify the rhythm that will often produce an irregular rhythm. - CORRECT ANSWERS Sinus dysrhythmia
Which limb sensor is the reference or ground electrode? - CORRECT ANSWERS Right leg
A pounding or racing of the heart, such that the patient is aware of his/her heartbeat is called a/an: - CORRECT ANSWERS Palpitation
Which of the following cannot be handled by the medical assistant? - CORRECT ANSWERS Patient requesting emergency medical advice
Issues relating to medical advances come under the heading of: - CORRECT ANSWERS Bioethics
A female patient came into the emergency room due to vaginal bleeding. What is the name of the instrument used to hold open the wall of the vagina? - CORRECT ANSWERS Speculum
A monitor that a patient wears for 24 hours is called a(n): - CORRECT ANSWERS Holter
In a standard 12-lead ECG, the measurement of current that the heart muscle produces between the right arm electrode and left arm electrode is known as the: - CORRECT ANSWERS Standard limb lead I
What is the name of the heart valve that separates the right atrium and right ventricle/ - CORRECT ANSWERS Tricuspid
How do you know when you have achieved adequate ventilation for a patient when doing CPR? - CORRECT ANSWERS Rise of the chest
What is the minimum number of electrodes that may be attached to the patient for Holter Monitoring? - CORRECT ANSWERS 5 electrodes
Tachycardia is a pathology that damages mainly the: - CORRECT ANSWERS Heart muscle
Which of the following requires all employees' workplace hazard training? - CORRECT ANSWERS Hazard communication standard
Which body system has the liver, gallbladder and pancreas as accessory organs? - CORRECT ANSWERS Digestive
Regulation of the heart rate, speed of electrical conduction and strength of contraction are influenced by the brain via the _______ nervous system. - CORRECT ANSWERS Autonomic
A 67 year-old man comes into the doctor's office for a regular checkup. The doctor orders an Electrocardiography (ECG/EKG) to be done on the patient. There is junctional escape beat noticed by you. What is the origin of this rhythm? - CORRECT ANSWERS AV node
The patients chart indicates a urine sample was collected at 1800. This means the sample was collected at: - CORRECT ANSWERS 6 pm
What is the name of the law that protects health care workers who gave aid during the time of an accident? - CORRECT ANSWERS Good Samaritan Law
The correct lead from the right arm to the leg is: - CORRECT ANSWERS II
Your patient is experiencing chest pain and has a heart rate of 132 beats per minute. You attach the ECG monitor and see a fast, regular rhythm with a round upright P wave that precedes each QRS complex. The QRS complexes are 0.10 seconds in duration. This patient is experiencing: - CORRECT ANSWERS Sinus tachycardia
Veterans with service related disabilities are eligible for care under which of the following programs: - CORRECT ANSWERS CHAMPVA
