How Does the K_i Value Differ from the K_d Value

question 48

Multiple Choice

How does the K_i value differ from the K_d value?

• A) The K_i value represents the concentration of nonradioactive compound that caused the radioactive compound to provide 50 percent receptor occupancy.
• B) The K_i value refers to the amount of drug that occupies 50 percent of receptors.
• C) The K_d value is the dissociation constant; K_i is the binding constant.
• D) The K_i value represents the concentration of radioactive compound that caused the nonradioactive compound to provide 50 percent receptor occupancy.

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Definitions:

Circulatory System

The body's system responsible for transporting blood, nutrients, gases, and wastes to and from cells, helping to fight diseases and help stabilize body temperature and pH.

Gas Exchange

The biological process through which organisms exchange oxygen and carbon dioxide with their environment, essential for respiration.

Diffusion

The movement of molecules or particles from an area of higher concentration to an area of lower concentration until equilibrium is reached.

Diffusion

The movement of particles from an area of higher concentration to an area of lower concentration, leading to an even distribution.