Sleep apnea interrupts breathing repeatedly through the night, and each interruption pulls the sleeper briefly toward waking without producing any memory of it. Someone with a severe case may rouse hundreds of times and report in the morning that they slept straight through. The daytime consequences, poor concentration and a persistent need to nap, are therefore rarely connected by the sufferer to sleep at all, and are commonly attributed to age or overwork. Diagnosis usually begins not with the patient but with a partner who has noticed the pattern of snoring and silence.
According to the passage, diagnosis usually begins with
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Correct answer to question 56 (Paragraph Comprehension): a partner who has noticed the breathing pattern
Method
The last sentence names the partner explicitly and says diagnosis begins not with the patient. The second choice is ruled out by the point that the sufferer has no memory of waking.
Updated: November 2026