Rheumatoid Arthritis Is Commonly Associated with the Presence of Rheumatoid

question 5

Multiple Choice

Rheumatoid arthritis is commonly associated with the presence of rheumatoid factor autoantibodies in the bloodstream.This indicates that rheumatoid arthritis is likely to be

• A) caused by bacterial infection.
• B) an autoimmune process.
• C) an infective process.
• D) because of an enzymatic defect.

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Definitions:

Diaphragm

A large, dome-shaped muscle at the base of the lungs that plays a key role in breathing.

Superior Phrenic Artery

The superior phrenic artery supplies blood to the upper part of the diaphragm, the main muscle involved in breathing.

Blood Vessels

Tubular structures carrying blood through the tissues and organs; a network that includes arteries, veins, and capillaries.

Celiac Artery

A major artery that supplies oxygenated blood to the liver, stomach, abdominal esophagus, spleen, and the superior half of both the duodenum and the pancreas.