CCMA Practice Test: Video 1 Answers (25 Questions) Flashcards

Which heart chamber pumps oxygenated blood into the systemic circulation?

Answer: Left ventricle

The left ventricle sends blood through the aorta to the body. The right ventricle only pumps blood to the lungs.

What is the functional unit of the kidney that filters blood and forms urine?

Answer: Nephron

The nephron filters blood and forms urine. The alveolus is a lung structure and the ureter only carries urine.

Which hormone, made by pancreatic beta cells, lowers blood glucose?

Answer: Insulin

Insulin lowers blood glucose. Glucagon, from alpha cells, raises it.

Which bone is commonly called the shoulder blade?

Answer: Scapula

The scapula is the shoulder blade. The clavicle is the collarbone.

Where does gas exchange between air and blood occur in the lungs?

Answer: Alveoli

Oxygen and carbon dioxide are exchanged across alveolar walls. Bronchi only conduct air.

What is the normal resting heart rate range for a healthy adult?

Answer: 60 to 100 bpm

Normal adult resting pulse is 60 to 100 bpm. Above 100 is tachycardia.

At what angle is an intramuscular injection typically given?

Answer: 90 degrees

IM injections use a 90 degree angle to reach muscle. 15 degrees is used for intradermal injections.

Which blood pressure reading is within the normal range for an adult?

Answer: 118/76 mmHg

118/76 is normal. The other readings are elevated or in hypertension ranges.

Which method sterilizes surgical instruments using steam under pressure?

Answer: Autoclave

An autoclave achieves sterilization with pressurized steam. Boiling and wipes do not kill all spores.

What is the normal pulse oximetry (SpO2) reading for a healthy adult?

Answer: 95 to 100%

Normal SpO2 is 95 to 100%. Readings below 90% need prompt provider notification.

Per the CLSI order of draw, which of these tubes is collected first?

Answer: Light blue citrate

Light blue citrate comes before heparin, EDTA, and gray tubes to avoid additive contamination.

What is the maximum time a tourniquet should stay on during venipuncture?

Answer: 1 minute

Over one minute causes hemoconcentration and can falsify results. Release it as soon as blood flows.

Which vein is the preferred site for routine venipuncture in the antecubital area?

Answer: Median cubital

The median cubital is large and stable. The basilic lies near the brachial artery and median nerve.

Where is the V1 electrode placed for a 12-lead EKG?

Answer: 4th intercostal space, right sternal border

V1 is at the 4th intercostal space, right sternal border. V2 is on the left side at the same level.

Which part of the EKG tracing represents ventricular depolarization?

Answer: QRS complex

The QRS complex shows ventricular depolarization. The P wave is atrial and the T wave is ventricular repolarization.

Which process confirms insurance approval before a patient sees a specialist?

Answer: Prior authorization

Prior authorization confirms coverage before services. An EOB comes after a claim is processed.

Which action best supports continuity of care after hospital discharge?

Answer: Schedule follow-up and review discharge instructions

Scheduling follow-up and reviewing instructions helps recovery. Waiting for the patient risks gaps in care.

Which technique best confirms a patient understood instructions?

Answer: Teach-back method

Teach-back has patients restate the instructions. Yes/no answers do not show real understanding.

What is the main purpose of medication reconciliation?

Answer: Comparing current medications with new orders to prevent errors

Reconciliation catches omissions, duplications, and interactions. It is not a billing step.

A patient says they cannot afford a prescribed medication. What is the best action?

Answer: Tell the provider so assistance options can be explored

Notify the provider or care coordinator to find alternatives or assistance programs. A CCMA may not substitute drugs.