EMT chapter 17 JBL quiz

A dissecting aortic aneurysm occurs when:

the inner layers of the aorta become separated.

Angina pectoris occurs when:

myocardial oxygen demand exceeds the supply

Cardiogenic shock following AMI is caused by

decreased pumping force of the heart muscle

Deoxygenated blood from the body returns to the

right atrium

In contrast to the sympathetic nervous system, the parasympathetic nervous system

slows the heart and respiratory rates.

Most patients are instructed by their physician to take up to __________ doses of nitroglycerin before calling EMS

three

Narrowing of the coronary arteries caused by a buildup of fatty deposits is called

atherosclerosis

Prior to attaching the AED to a cardiac arrest patient, the EMT should

dry the chest if it is wet

The AED is MOST advantageous to the EMT because

it delivers prompt defibrillation to patients with ventricular fibrillation.

The electrical impulse generated by the heart originates in the

sinoatrial node

The iliac arteries immediately subdivide into the

femoral arteries

The MOST common reason that many people experiencing AMI do not seek immediate medical attention is because they

are in denial

The right coronary artery supplies blood to the

right ventricle and inferior wall of the left ventricle.

Upon arriving at the residence of a patient with a possible cardiac problem, it is MOST important to

assess the scene for potential hazards.

When documenting a patient's description of his or her chest pain of discomfort, the EMT should

Use the patients own words

When preparing to obtain a 12 lead ECG, the LL and RL electrodes should be placed

on the thighs or ankles

Which of the following blood vessels transports oxygenated blood?

pulmonary veins

Which of the following medications is commonly given to patients with chest pain to prevent blood clots from forming or getting bigger?

aspirin

Which of the following signs is commonly observed in patients with right-sided heart failure?

dependent edema

Which of the following statements regarding nitroglycerin is correct?

Nitroglycerin usually relieves anginal chest pain within 5 minutes.