The Driving Force on an Ion Is Defined as the Difference

question 51

Multiple Choice

The driving force on an ion is defined as the difference between the

• A) membrane potential and the threshold potential.
• B) conductance of an ion and the membrane potential.
• C) membrane potential and the equilibrium potential for that ion.
• D) fraction of ions on the intracellular and extracellular membranes.
• E) sodium and potassium equilibrium potentials.

---

Definitions:

Endoscopic Retrograde Cholangiopancreatography

A diagnostic and therapeutic procedure that combines endoscopy and fluoroscopy to examine and treat problems in the bile and pancreatic ducts.

Esophagus

The muscular tube connecting the throat (pharynx) to the stomach, responsible for moving swallowed food and liquids to the stomach through peristaltic movements.

Bronchoscopy

A procedure that allows doctors to look at the airway through a thin viewing instrument called a bronchoscope.

Laryngospasm

A sudden and involuntary contraction of the vocal cords that obstructs breathing and can cause distress.