Imagine That You Fill a Shallow Tray with Water and Place

question 22

Multiple Choice

Imagine that you fill a shallow tray with water and place a drop of red ink in one end of the tray and a drop of green ink in the other end. Which of the following is TRUE at equilibrium?

• A)The red ink is uniformly distributed in one half of the tray, and the green ink is uniformly distributed in the other half of the tray.
• B)The red and green inks are both uniformly distributed throughout the tray.
• C)Each ink is moving down its concentration gradient.
• D)The concentration of each ink is higher at one end of the tray than at the other end.
• E)No predictions can be made without knowing the size of the ink molecules.

---

Definitions:

Preadministration Laboratory

Tests and checks performed before the administration of a medical treatment or procedure to ensure patient safety.

Blood Product

Any therapeutic substance derived from human blood, including red cells, platelets, clotting factors, and plasma, used in transfusions.

Y Tubing

A type of medical tubing split into two branches in a Y shape, commonly used for simultaneous administration of fluids or drugs, or for blood transfusions.

Urine Drainage

The process of removing urine from the body or a medical device used for this purpose, often involving catheters.