Week 3 Check Your Understanding Assignment

A  Release of vasodilatory mediators such as histamine into the circulation

B  Increased sympathetic nervous stimulation

C  Loss of sympathetic activation of arteriolar smooth muscle

D  Massive immune system activation

A  Is the sole function of aortic compliance

B  Averages 70 mm of Hg

C  Occurs during passive elastic recoil of the aorta

D  Occurs during ventricular contraction

A  Decreased oxygen utilization

B  Metabolic alkalosis

C  Increased lactate production

D  Decreased hydrogen ion production

A  Cardiogenic , Hypovolemic, Septic

B  Cardiogenic , Hypovolemic

C  Septic, Neurogenic, Anaphylactic

D  Cardiogenic , Neurogenic

A  Diastolic pressure

B  Pulmonary arterial pressure

C  Systolic pressure

D  Left ventricular end-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 perfusion to the kidney

B  Decreased perfusion to the liver

C  Decreased flow to the brain

D  Decreased perfusion to the lungs

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

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

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

D  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.

A  Race, Diet, Chronic illness

B  Race, Age, Diet, and Weight

C  Weight, Chronic illness

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  Mitral valve stenosis

B  Aortic valve stenosis

C  Aortic insufficiency

D  Acute myocarditis

A  Paroxysmal nocturnal

B  Cyanosis

C  Bradypnea

D  Dyspnea

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

B  Pulse pressure and mean arterial pressure (MAP)

C  Stroke volume and heart rate

D  Systemic vascular resistance (SVR) and pulse pressure

A  Coronary dilation

B  Thrombus formation

C  Hemorrhage

D  ventricular dysrhythmia

A  Right ventricle

B  Left atria

C  Right atria

D  Left ventricle

A  Vascular resistance

B  Stroke volume

C  Preload

D  Heart rate

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

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

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

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