If Na⁺ Is at a Higher Concentration Outside a Cell

question 38

Short Answer

If Na⁺ is at a higher concentration outside a cell than inside,________ is the most likely means for sodium ions to enter the cell (and for nothing else to enter or leave).

---

Definitions:

Chyme

The semi-fluid mass of partly digested food expelled by the stomach into the duodenum.

Small Intestine

The part of the gastrointestinal tract between the stomach and large intestine, where most of the digestion and absorption of nutrients occurs.

Intestinal Motility

The contraction of the muscle layers in the intestines that facilitates the movement of its contents through the digestive system.

Distension

Distension refers to the state of being stretched, inflated, or larger than normal, often used in medical contexts to describe organs or tissues.