Week 3 Check Your Understanding Assignment

A  Increased sympathetic nervous stimulation

B  Loss of sympathetic activation of arteriolar smooth muscle

C  Release of vasodilatory mediators such as histamine into the circulation

D  Massive immune system activation

A  Is the sole function of aortic compliance

B  Occurs during passive elastic recoil of the aorta

C  Averages 70 mm of Hg

D  Occurs during ventricular contraction

A  Decreased oxygen utilization

B  Decreased hydrogen ion production

C  Metabolic alkalosis

D  Increased lactate production

A  Cardiogenic , Neurogenic

B  Cardiogenic , Hypovolemic, Septic

C  Septic, Neurogenic, Anaphylactic

D  Cardiogenic , Hypovolemic

A  Left ventricular end-diastolic pressure

B  Diastolic pressure

C  Systolic pressure

D  Pulmonary arterial pressure

A  Disorganized and irregular atrial waves are accompanied by an irregular ventricular rate

B  The P wave precedes, follows, or is buried in the QRS complex

C  An atrial rate of 240 to 350 beats/min in a sawtooth pattern of atrial depolarization is seen

D  P waves occurs earlier than normal, preceded by a P wave with a normal QRS configuration

A  Decreased flow to the brain

B  Decreased perfusion to the kidney

C  Decreased perfusion to the lungs

D  Decreased perfusion to the liver

A  Bradycardia is a common characteristic. First-degree blocks are rare. The condition is monitored, but not actively managed.

B  An electrocardiogram is used to identify this conduction disorder. Congenital heart defects are often the cause of the disorder. The condition is monitored, but not actively managed.

C  Congenital heart defects are often the cause of the disorder. First-degree blocks are rare.

D  Bradycardia is a common characteristic. First-degree blocks are rare.

A  Weight, Chronic illness

B  Race, Diet, Chronic illness

C  Race, Age, Diet, and Weight

D  Age, Diet, Chronic illness

A  Elevated serum levels of cardiac myogoblin

B  Elevated serum levels of cardiac troponin

C  Elevated T waves on an ECG

D  Elevated serum levels of C-MB

A  Acute myocarditis

B  Aortic insufficiency

C  Mitral valve stenosis

D  Aortic valve stenosis

A  Paroxysmal nocturnal

B  Cyanosis

C  Dyspnea

D  Bradypnea

A  Mean arterial pressure (MAP) and systemic vascular resistance (SVR)

B  Pulse pressure and mean arterial pressure (MAP)

C  Systemic vascular resistance (SVR) and pulse pressure

D  Stroke volume and heart rate

A  Coronary dilation

B  Hemorrhage

C  Thrombus formation

D  ventricular dysrhythmia

A  Right ventricle

B  Right atria

C  Left atria

D  Left ventricle

A  Vascular resistance

B  Heart rate

C  Preload

D  Stroke volume

A  ST-segment changes on the ECG. Elevated serum levels of troponin. Radiating chest pain

B  Chest pain initiated by exercise. Chest pain aggravated by coughing.

C  Chest pain initiated by exercise. Chest pain aggravated by coughing. Radiating chest pain

D  Elevated serum levels of troponin. Chest pain initiated by exercise . Chest pain aggravated by coughing.