Hormones

ELETRICAL VS CHEMICAL

TYPE OF SIGNAL

Nervous = electrical impulse
Hormonal = chemical

TRANSMISSION OF SIGNAL

Nervous = by nerve cells (neurones)
Hormonal = by the bloodstream

EFFECTORS

nervous = muscles or glands
hormonal = target cells in particular organs

TYPE OF RESPONSE

nervous = muscle contraction or secretion
hormonal = chemical change

SPEED OF RESPONSE

nervous = very rapid
hormonal = slower

DURATION OF RESPONSE

nervous = short (until nerve impulses stop)
hormonal = long (until hormone is broken down)

DIFFERENT…