'Nurse' and 'lab assistant' <u><em>suggest</em></u> a female person, and 'doctor' <em><u>suggests</u></em> a male person. A 'syringe' is clearly an inanimate object, and as such, has zero gender association.
The narrator wants to see the "Evil Eye" once more before he kills the old man, but each night for the first week the old man is asleep when he sneaks into his room. Hope this helps! =)
<span>Gaius Julius Caesar was a Roman general, statesman, Consul, and notable author of Latin prose. He played a critical role in the events that led to the demise of the Roman Republic and the rise of the Roman Empire.</span>
