Divisions of the Nervous System
CNS
PNS
Somatic Nervous System
Autonomic Nervous System
Sympathetic vs. Parasympathetic Nervous Systems Sympathetic=ScaredParasympathetic=Peace
Endocrine system Another communication system…but slower.
Endocrine System Glands that produce hormones Hormones—chemical messengers that circulate through blood
Endocrine System Adrenal Glands Epinephrine and norepinephrine Response to stress Pituitary Gland Growth and master gland