11.4 Cardiovascular System

Open Ended

Explain the role of RAAS in the regulation of BP.

Multiple Choice

Which condition refers to the heart’s inability to pump sufficient blood to meet metabolic demands?

• Hypertension

• Atherosclerosis

• Heart failure

Multiple Choice

Endothelial dysfunction primarily leads to:

• Increased vasoconstriction

• Increased vasodilation

• Increased capillary permeability

• Decreased vascular resistance

Multiple Choice

Which factor is NOT commonly associated with increased sympathetic nervous system (SNS) activity?

• Chronic stress

• Obesity

• Hypotension

Multiple Choice

Which of the following describes bradycardia?

• A heart rate of 100 bpm

• A heart rate of 45 bpm

• A heart rate of 156 bmp

• A heart rate of 74 bpm

Multiple Choice

Which of the following lipoproteins is responsible for removing cholesterol from blood vessels and aiding in liver absorption?

• LDL

• HDL

• VLDL

• IDL

Multiple Choice

Hypertriglyceridemia is most associated with an increase in which lipoprotein?

• LDL

• VLDL

• HDL

• IDL