Exam 2 Assess Part 3

jennifer12345's version from 2018-03-17 02:52

Section 1

Question Answer
Where is the point of maximal impulse normally?cardiac apex, tapered inferior tip of the left ventricle
Where is the point of maximal impulse in situs inversus and dextrocardia?right side of the chest
What is PMI > 2.5 cm a sign of?left ventricular hypertrophy from HTN or aortic stenosis
What causes displacement of the PMI lateral to the midclavicular line?LVH, ventricular dilatation from MI or HF
What causes most prominent pulse to be in the xiphoid or epigastric area?right ventricular hypertrophy
Jugular venous pressure (JVP) reflects:right atrial pressure

Section 2

Question Answer
S3 heart soundabrupt deceleration of inflow across mitral valve
S4 heart soundincreased left ventricular end diastolic stiffness (decreased compliance)
Splitting of S2 on inspiration is due toincreased filling time in right heart, delaying closure of pulmonic valve

Section 3

Question Answer
Normal duration P wave80 milliseconds
Normal duration QRS complexup to 100 milliseconds

Section 4

Question Answer
Classic signs of angina pectorisexertional pain, pressure, or discomfort chest, shoulder, back, neck, arm
Atypical signs of angina pectoriscramping, grinding, pricking, tooth or jaw pain

Section 5

Question Answer
Causes of chest pain without CAD on angiogrammicrovascular coronary dysfunction, abnormal cardiac nocioception,
Sudden dyspnea occurs inPE, spontaneous pneumothorax, anxiety
Orthopnea and PND occur inleft ventricular heart failure, mitral stenosis, obstructive lung disease
Causes of edema may becardiac, pulmonary, nutritional, positional

Section 6

Question Answer
Signs of acute aortic dissectionanterior chest pain, often tearing or ripping and radiating into the back or neck