Which of the Following Is a Swan Neck Deformity of the Fingers

question 7

Multiple Choice

Which of the following is a swan neck deformity of the fingers common with rheumatoid arthritis?

• A) Hyperextension of the proximal interphalangeal joint and flexion of the distal interphalangeal joint
• B) Flexion of the proximal interphalangeal joint and hyperextension of the distal interphalangeal joint
• C) Hyperflexion of the proximal interphalangeal joint and flexion of the distal interphalangeal joint
• D) Hyperextension of the proximal interphalangeal joint and extension of the distal interphalangeal joint

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Definitions:

Pyloric Sphincter

A muscular valve that opens and closes to regulate the passage of partially digested food from the stomach to the duodenum.

Chyme

A semi-fluid mass of partly digested food that is passed from the stomach to the duodenum.

Gastric Contents

The mixture of food, digestive juices, and enzymes present in the stomach.

Skeletal Muscle

A type of muscle tissue that is attached to bones and helps facilitate movement by contracting and relaxing.