1. What is the most common cause of sleep apnoea?

• Obesity
• Allergies
• Vitamin deficiency
• Stress

2. A 45-year-old male patient presents with complaints of excessive daytime sleepiness, loud snoring, and observed episodes of stopped breathing during sleep. On physical examination, the patient has an increased neck circumference and a Mallampati score of 3. Which of the following is the most likely diagnosis?

• Narcolepsy
• Insomnia
• Restless legs syndrome
• Obstructive sleep apnoea (OSA)

3. Which of the following patients is at the highest risk for Obstructive Sleep Apnoea (OSA)?

• Patient A: A 30-year-old male with a body mass index (BMI) of 22, no history of snoring, and no known medical conditions.
• Patient B: A 45-year-old female with a BMI of 30, a history of loud snoring, and a diagnosis of hypertension.
• Patient C: A 55-year-old male with a BMI of 25, occasional snoring, and a diagnosis of diabetes.
• Patient D: A 40-year-old female with a BMI of 28, no history of snoring, and a diagnosis of asthma.

4. Which of the following statements accurately describes the risk of diabetes in patients with Obstructive Sleep Apnoea (OSA)?

• Patients with OSA have a decreased risk of developing diabetes.
• Patients with OSA have an increased risk of developing diabetes.
• There is no association between OSA and the risk of diabetes.
• The risk of diabetes in patients with OSA is unknown.

5. Which of the following symptoms is not associated with sleep apnoea?

• Loud snoring
• Excessive daytime sleepiness
• Morning headaches
• Frequent urination during the night