Function of the Axon Hillock. The axon hillock is a unique area within neurons because of its ability to process the incoming signals from other cells. To understand how this works, let's look at what a chemical impulse really is.
Permethrin is an active-ingredient insecticide used in many professional pest-control products to control a wide variety of pests, including ticks, fleas, mosquitoes, bedbugs, chiggers, flies, termites, and cockroaches. Permethrin is often used as a spray on fabrics, clothing, and bed nets to repel or kill insects.
Also food grade diatomaceous earth can be powdered on their coat and bedding to kill fleas. It can also be used for parasites, but should be given for 30 days to kill the whole life cycle. It penetrates the exoskeleton and kills fleas and parasites.