With second-degree block, type II:
A. the P waves are all inverted.
B. a QRS complex follows each P wave.
C. the pacemaker site is in the AV junction.
D. the ventricular rate is less than the atrial rate.
Answer: D
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You are teaching a class on cardiovascular disease and need to describe what atherosclerosis is. Which of the following statements is the most appropriate explanation?
a. "It affects the arteries of the heart and is caused by a heart attack." b. "The walls of the coronary arteries lose elasticity, which leads to a heart attack." c. "Cholesterol and lipid material accumulate within the walls of arteries." d. "It affects veins and is caused by untreated high blood pressure."
At a scene where a vehicle was involved in a single-car accident, you find the driver walking around at the scene. As you approach, the driver states that he felt fine when he exited the vehicle but is now concerned that his legs feel like they are "going to sleep." What is your first step in treating the driver?
A) Place a backboard behind the driver, against his spine B) Assess his airway and circulation C) Assist him in sitting on the cot D) Instruct him to hold his head in a neutral inline position
Substance abuse treatment and mental health services are reported from the same section of ICD-10-PCS
a. True b. False Indicate whether the statement is true or false
All of the following are examples of real or physical evidence, EXCEPT:
A) body materials at a crime scene. B) oral documentation by a witness. C) a knife that has fingerprints on it. D) blood stains on a wall or window.