Powdered Drugs with Particles So Large That They Are Visible

question 13

Multiple Choice

Powdered drugs with particles so large that they are visible when they are mixed, or suspended, in water are called ____.

• A) solutions
• B) magmas
• C) suspensions
• D) emulsions

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Definitions:

Endodermis

The innermost layer of cells in the cortex of plants, serving as a selective barrier that regulates the passage of substances from the soil into the vascular cylinder.

Epidermis

The outermost layer of cells in plants and animals, providing protection against environmental factors.

Stele

The central part of the root or stem containing the tissues derived from the procambium, including xylem, phloem, and sometimes pith.

Pericycle

A layer of cells in plant roots located just inside the endodermis, capable of giving rise to lateral roots and contributing to the root's growth.