Week 3 Check Your Understanding Assignment

A  Loss of sympathetic activation of arteriolar smooth muscle

B  Increased sympathetic nervous stimulation

C  Massive immune system activation

D  Release of vasodilatory mediators such as histamine into the circulation

A  Averages 70 mm of Hg

B  Occurs during ventricular contraction

C  Is the sole function of aortic compliance

D  Occurs during passive elastic recoil of the aorta

A  Decreased hydrogen ion production

B  Decreased oxygen utilization

C  Increased lactate production

D  Metabolic alkalosis

A  Cardiogenic , Hypovolemic, Septic

B  Cardiogenic , Hypovolemic

C  Cardiogenic , Neurogenic

D  Septic, Neurogenic, Anaphylactic

A  Systolic pressure

B  Left ventricular end-diastolic pressure

C  Pulmonary arterial pressure

D  Diastolic pressure

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

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

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

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

A  Decreased flow to the brain

B  Decreased perfusion to the lungs

C  Decreased perfusion to the liver

D  Decreased perfusion to the kidney

A  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.

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

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

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

A  Race, Diet, Chronic illness

B  Weight, Chronic illness

C  Race, Age, Diet, and Weight

D  Age, Diet, Chronic illness

A  Elevated serum levels of cardiac myogoblin

B  Elevated T waves on an ECG

C  Elevated serum levels of C-MB

D  Elevated serum levels of cardiac troponin

A  Aortic insufficiency

B  Acute myocarditis

C  Aortic valve stenosis

D  Mitral valve stenosis

A  Dyspnea

B  Cyanosis

C  Paroxysmal nocturnal

D  Bradypnea

A  Systemic vascular resistance (SVR) and pulse pressure

B  Stroke volume and heart rate

C  Pulse pressure and mean arterial pressure (MAP)

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

A  Thrombus formation

B  ventricular dysrhythmia

C  Coronary dilation

D  Hemorrhage

A  Right atria

B  Left atria

C  Right ventricle

D  Left ventricle

A  Stroke volume

B  Vascular resistance

C  Heart rate

D  Preload

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

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

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

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