Lesson 17 self assessment

An automated external defibrillator is designed to detect and defibrillate which rhythm ?

Ventricular fibrillation

Which of the following patients is most likely suffering from congestive heart failure ?

A 64 - year - old male with uncontrolled hypertension , dependent edema , and dyspnea

Which statement regarding the right side of the heart is true ?

It receives blood from the vena cava

Which artery supplies blood to the right atrium , the right ventricle , and part of the left ventricle ?

Right coronary

What is the area of conduction in the heart where normal electrical impulses originate ?

Sinus node

Which of the following equations represents cardiac output ?

Stroke volume x heart rate

Which of the following routes should you use to administer nitroglycerin ?

Sublingual

What is the primary cause of a dissecting aneurysm ?

Uncontrolled hypertension

The left side of the heart receives through the

oxygen - rich blood , pulmonary vein

A 67 - year - old female presents with difficulty breathing and chest discomfort that awakened her from her sleep . She states that she has congestive heart failure , has had two previous heart attacks , and has been prescribed nitroglycerin . She is conscious and alert with adequate breathing . Her blood pressure is 94/64 mm Hg , and her heart rate is 120 beats / min . Treatment for this patient includes :

placing her in an upright position .