[She barely hesitates in her turn, either about the organs or about this question, and forges straight ahead.] There's a lapse of a few seconds I can't account for.

It's possible I imagined it. [Unlikely. She guards her memory jealously.] In the midst of everything else that was happening at the time. Still, I wondered if you might know something.

[She does have a hypothesis, though she's not going to mention it yet. She's had time to think about it and her probable reaction, at least, and there's nothing accusing in her tone, just neutral questioning.]