Discussion Post: Cardiovascular
• Define apical impulse and describe its normal location, size and duration. Describe which abnormal conditions may affect the the apical impulse and explain why.
• Explain the mechanism producing normal first and second heart sounds.
• Explain the position of the valves during the cardiac cycle is diastole, isometric contraction, systole and isometric relaxation.
• Define preload and afterload.
The response should include a reference list. Using double-space, Times New Roman 12 pnt font, one-inch margins, and APA style of writing and citations.