Week 3 Check Your Understanding Assignment

A  Loss of sympathetic activation of arteriolar smooth muscle

B  Massive immune system activation

C  Release of vasodilatory mediators such as histamine into the circulation

D  Increased sympathetic nervous stimulation

A  Averages 70 mm of Hg

B  Occurs during ventricular contraction

C  Occurs during passive elastic recoil of the aorta

D  Is the sole function of aortic compliance

A  Decreased oxygen utilization

B  Metabolic alkalosis

C  Decreased hydrogen ion production

D  Increased lactate production

A  Cardiogenic , Hypovolemic

B  Cardiogenic , Hypovolemic, Septic

C  Cardiogenic , Neurogenic

D  Septic, Neurogenic, Anaphylactic

A  Diastolic pressure

B  Pulmonary arterial pressure

C  Left ventricular end-diastolic pressure

D  Systolic pressure

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

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

A  Decreased perfusion to the kidney

B  Decreased perfusion to the lungs

C  Decreased perfusion to the liver

D  Decreased flow to the brain

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

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

C  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.

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

A  Weight, Chronic illness

B  Age, Diet, Chronic illness

C  Race, Diet, Chronic illness

D  Race, Age, Diet, and Weight

A  Elevated T waves on an ECG

B  Elevated serum levels of cardiac myogoblin

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  Paroxysmal nocturnal

B  Bradypnea

C  Dyspnea

D  Cyanosis

A  Stroke volume and heart rate

B  Pulse pressure and mean arterial pressure (MAP)

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

D  Systemic vascular resistance (SVR) and pulse pressure

A  Coronary dilation

B  Hemorrhage

C  Thrombus formation

D  ventricular dysrhythmia

A  Left atria

B  Right atria

C  Right ventricle

D  Left ventricle

A  Heart rate

B  Preload

C  Vascular resistance

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

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