Vomiting is a response that allows animals to do what

These include: Stimulation of the CTZ leading to activation of the motor, parasympathetic and sympathetic nervous system. Stimulation of the parasympathetic nervous system leading to increased salivation. Deep breathing preceding the actual vomiting to protect the lungs from aspiration.

Well i had the same answer, so the correct answer would be a. but in this case it would be the one with plasma membrane and cell wall circled that is next to the hairy pill type of thing.

The answer would be d. pili