Which of the Following Statements Reflects the Mechanism of Action

question 23

Multiple Choice

Which of the following statements reflects the mechanism of action of amphotericin B correctly?

• A) Amphotericin B binds to ergosterol within the cell wall, forming pores that leak electrolytes, especially potassium.
• B) Amphotericin B inhibits glucan synthetase, which makes an essential polysaccharide sugar substance.
• C) Amphotericin B causes essential nutrients and inorganic substances to leak out of the cell, causing cell destruction.
• D) Amphotericin B inhibits the P450-dependent enzymes midway in the process of the fungal respiration chain.

Understand the configuration and application of ECG leads for monitoring heart activity.

Understand the structural components of the heart and their functions.

Identify the pathways of blood flow through the heart, including valves and chambers.

Recognize the anatomy and function of the heart's electrical conduction system.