What Is the Major Hemodynamic Consequence of a Massive Pulmonary

question 22

Multiple Choice

What is the major hemodynamic consequence of a massive pulmonary embolus?

• A) Increased systemic vascular resistance leading to left heart failure
• B) Pulmonary hypertension leading to right heart failure
• C) Portal vein blockage leading to ascites
• D) Embolism to the internal carotids leading to a stroke

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Definitions:

Bicarbonate Ions

Chemical ions (HCO3-) that act as a buffering agent in blood, maintaining pH balance by neutralizing acids.

Carbonic Acid

A weak acid that forms when carbon dioxide dissolves in water, playing a crucial role in the carbon dioxide transport of blood and the acid-base balance in the body.

Thoracic Cavity

The part of the body located between the neck and the abdomen, housing the heart and lungs within the rib cage.

Spiracle

An external respiratory opening found in some animals, including insects and some amphibians, used for breathing.