30 Free Test Bank for ECGs Made Easy 4th Edition by Aehlert Multiple Choice Questions

30 Free Test Bank for ECGs Made Easy 4th Edition by Aehlert Multiple Choice Questions is well-written with full of ECGs free test bank quizzes which is followed instantly by concise answers. This test bank offers a clear presentation of basic rhythm through the relevant multiple choice questions. Under an accessible format like that, this helpful test can still present a sufficient coverage about rhythm trip and an interesting discussion of possible patient symptoms and general treatment guidelines. You will find this learning test bank very easy to grasp and friendly to use. Then practice hard with it and it will works you!

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Which side of the heart is a low-pressure system that pumps venous blood to the lungs?

• a. Left
• b. Right

The inferior surface of the heart is formed by the

• a. right and left atria.
• b. right and left ventricles.
• c. left atrium and left ventricle.
• d. right atrium and right ventricle.

Stimulation of beta-adrenergic receptor sites will result in peripheral vasoconstriction.

• True
• False

Stimulation of alpha-adrenergic receptors results in

• a. increased heart rate.
• b. peripheral vasoconstriction.
• c. constriction of bronchial smooth muscle.
• d. increased force of myocardial contraction.

“Chronotropy” refers to an effect on

• a. heart rate.
• b. force of contraction.
• c. bronchial smooth muscle.
• d. speed of conduction through the AV node.

The primary chemical mediator of the parasympathetic division of the autonomic nervous system is

• a. dopamine.
• b. muscarine.
• c. acetylcholine.
• d. norepinephrine.

Movement of blood from the left ventricle through the body is called the

• a. systemic circulation.
• b. pulmonary circulation.

Rapid ejection of blood from the ventricular chambers of the heart occurs because the _____ and _____ valves open.

• a. pulmonic and aortic
• b. tricuspid and mitral
• c. pulmonic and mitral
• d. tricuspid and aortic

The apex of the heart is formed by the

• a. tip of the left ventricle.
• b. tip of the right atrium.
• c. right atrium and right ventricle.
• d. left atrium and left ventricle.

Thin strands of fibrous connective tissue extend from the AV valves to the papillary muscles and prevent the AV valves from bulging back into the atria during ventricular systole. These strands are called:

• a. cardiac cilia.
• b. Purkinje fibers.
• c. papillary muscles.
• d. chordae tendineae.

Complete occlusion of the _____ coronary artery, also referred to as the “widow maker,” usually results in sudden death.

• a. right
• b. left main
• c. left circumflex
• d. left anterior descending

The right ventricle expels blood through the _____ valve into the pulmonary trunk.

• a. mitral
• b. aortic
• c. pulmonic
• d. tricuspid

Blood flows from the left atrium through the _____ valve into the left ventricle.

• a. mitral
• b. aortic
• c. pulmonic
• d. tricuspid

Stimulation of beta-2 receptors sites results in

• a. increased heart rate.
• b. peripheral vasoconstriction.
• c. constriction of renal blood vessels.
• d. relaxation of bronchial smooth muscle.

The base of the heart is found at approximately the level of the

• a. first rib.
• b. second rib.
• c. fourth rib.
• d. fifth and sixth ribs.

The left atrium receives blood from the

• a. pulmonary veins.
• b. aorta.
• c. pulmonary arteries.
• d. inferior vena cava.

Blood pressure is determined by

• a. stroke volume multiplied by heart rate.
• b. heart rate multiplied by cardiac output.
• c. cardiac output multiplied by peripheral vascular resistance.
• d. stroke volume multiplied by peripheral vascular resistance.

The thick, muscular middle layer of the heart wall that contains the atrial and ventricular muscle fibers necessary for contraction is the

• a. epicardium.
• b. pericardium.
• c. myocardium.
• d. endocardium.

Which of the following are semilunar valves?

• a. Aortic and pulmonic
• b. Aortic and tricuspid
• c. Pulmonic and mitral
• d. Tricuspid and mitral

The right atrium receives venous blood from the head, neck, and thorax via the _____, from the remainder of the body via the _____, and from the heart via the _____.

• a. coronary sinus; superior vena cava; inferior vena cava
• b. superior vena cava; coronary sinus; inferior vena cava
• c. inferior vena cava; superior vena cava; coronary sinus
• d. superior vena cava; inferior vena cava; coronary sinus

When the left ventricle contracts, freshly oxygenated blood flows through the _____ valve into the _____.

• a. aortic; aorta
• b. mitral; right atrium
• c. tricuspid; right ventricle
• d. pulmonic; pulmonary arteries

The heart is divided into _____ chambers but functions as a _____-sided pump.

• a. 2; 4
• b. 3; 2
• c. 4; 2
• d. 4; 3

The _____ is the largest vein that drains the heart.

• a. inferior vena cava
• b. coronary sinus
• c. anterior cardiac vein
• d. great cardiac vein

Blood leaves the left ventricle through the _____ valve to the aorta and its branches and is distributed throughout the body.

• a. mitral
• b. aortic
• c. pulmonic
• d. tricuspid

The left main coronary artery divides into the

• a. marginal and circumflex branches.
• b. marginal and anterior descending branches.
• c. anterior and posterior descending branches.
• d. anterior descending and circumflex branches.

Blood pressure is the result of cardiac output and peripheral vascular resistance.

• True
• False

The anterior surface of the heart consists primarily of the

• a. left atrium.
• b. right atrium.
• c. left ventricle.
• d. right ventricle.

The coronary arteries originate at the base of the

• a. aorta, immediately above the leaflets of the aortic valve.
• b. superior vena cava, immediately above the sinoatrial node.
• c. pulmonary artery, immediately above the leaflets of the tricuspid valve.
• d. pulmonary artery, immediately above the leaflets of the pulmonic valve.

Which side of the heart is a high-pressure system that pumps arterial blood to the systemic circulation?

• a. Left
• b. Right

Blood flows from the right atrium through the _____ valve into the right ventricle.

• a. mitral
• b. aortic
• c. pulmonic
• d. tricuspid