A Characteristic Distinguishing Primary Raynaud Phenomenon from Secondary Raynaud Phenomenon

question 14

Multiple Choice

A characteristic distinguishing primary Raynaud phenomenon from secondary Raynaud phenomenon includes which of the following?

• A) Vasospasm
• B) Digital ischemia with pain
• C) Triphasic demarcated skin
• D) Cold and achy improving with warming

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Definitions:

Mechanistic Explanation

An explanation of phenomena in terms of the system's physical or mechanical parts and how they interact.

Dendrites

The branched projections of a neuron that receive electrochemical stimulation from other neural cells.

Axon

A thin, extended part of a neuron, also known as a nerve cell, that often transmits electrical impulses away from the cell's central body.

Glia Cells

Non-neuronal cells in the central nervous system that support, protect, and nourish neurons, playing a crucial role in maintaining homeostasis and forming myelin.