Which of the Following Statements Is FALSE Concerning Digital Clubbing

question 26

Multiple Choice

Which of the following statements is FALSE concerning digital clubbing or how chronic lung disease causes digital clubbing?

• A) Hypoxemia (insufficient oxygen in the blood) results in the formation of arterial-venous anastomoses in the terminal digits.
• B) Looking at the digits from above, the terminal portion decreases in diameter.
• C) In clubbing, the angle between the nailbed and finger becomes increased.
• D) The circulatory changes result in dramatic changes in the terminal portions of the digits (both fingers and toes).

---

Definitions:

Hand-Washing Rituals

Compulsive behaviors involving repeated hand washing, often observed in individuals with obsessive-compulsive disorder (OCD).

Howard Hughes

An American business magnate, investor, record-setting pilot, engineer, film director, and philanthropist, known for his innovations in aviation and the film industry.

Generalized Anxiety Disorder

A mental health disorder characterized by persistent and excessive worry about various aspects of life, often without a clear cause.

Autonomic Nervous System

Part of the peripheral nervous system that regulates involuntary bodily functions, including heart rate, digestion, and respiratory rate.