Week 3 Check Your Understanding Assignment

A  Increased sympathetic nervous stimulation

B  Release of vasodilatory mediators such as histamine into the circulation

C  Loss of sympathetic activation of arteriolar smooth muscle

D  Massive immune system activation

A  Averages 70 mm of Hg

B  Occurs during passive elastic recoil of the aorta

C  Occurs during ventricular contraction

D  Is the sole function of aortic compliance

A  Decreased hydrogen ion production

B  Decreased oxygen utilization

C  Increased lactate production

D  Metabolic alkalosis

A  Cardiogenic , Hypovolemic

B  Cardiogenic , Hypovolemic, Septic

C  Septic, Neurogenic, Anaphylactic

D  Cardiogenic , Neurogenic

A  Diastolic pressure

B  Systolic pressure

C  Left ventricular end-diastolic 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 perfusion to the liver

B  Decreased perfusion to the lungs

C  Decreased perfusion to the kidney

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  Race, Diet, Chronic illness

B  Age, Diet, Chronic illness

C  Race, Age, Diet, and Weight

D  Weight, Chronic illness

A  Elevated T waves on an ECG

B  Elevated serum levels of C-MB

C  Elevated serum levels of cardiac troponin

D  Elevated serum levels of cardiac myogoblin

A  Mitral valve stenosis

B  Aortic insufficiency

C  Aortic valve stenosis

D  Acute myocarditis

A  Cyanosis

B  Bradypnea

C  Paroxysmal nocturnal

D  Dyspnea

A  Stroke volume and heart rate

B  Systemic vascular resistance (SVR) and pulse pressure

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

D  Pulse pressure and mean arterial pressure (MAP)

A  Coronary dilation

B  Thrombus formation

C  ventricular dysrhythmia

D  Hemorrhage

A  Right atria

B  Right ventricle

C  Left atria

D  Left ventricle

A  Stroke volume

B  Heart rate

C  Preload

D  Vascular resistance

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  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.