Which Best Explains Most of the Effects of Hyperthyroidism on the Cardiovascular

question 2

Multiple Choice

Which best explains most of the effects of hyperthyroidism on the cardiovascular system?

• A)compensatory increased activity by the parasympathetic nervous system
• B)compensatory decreased activity by the sympathetic nervous system
• C)up-regulation of beta-adrenergic receptors by thyroid hormone
• D)decreased utilization of iodine consequently leaving largely unused amounts in the bloodstream
• E)destruction of adrenergic receptors by high levels of circulating thyroxine

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Definitions:

Catabolism

The metabolic process that breaks down molecules into smaller units, releasing energy and forming waste products, part of the body's metabolism.

Glycolysis

Glycolysis is a metabolic pathway that breaks down glucose into pyruvate, yielding energy in the form of ATP.

Thiamin

A water-soluble vitamin, also known as Vitamin B1, vital for energy metabolism in the body.

Beriberi

A nutritional deficiency disease caused by a lack of thiamine (vitamin B1) in the diet, affecting the cardiovascular and nervous systems.