They secret chemical messages called hormones
What are endocrine glands
What is the nervous system
two systems involved in increasing your adrenaline when you are in fight or flight
What are the nervous and endocrine systems
What is Human Growth Hormone or (HGH)
What is the first organ to sense an imbalance in the body
What is the brain
Explain a feedback loop that occurs when you are cold
What is brain-->muscle-->shivering
Contract and expand to create movement
What are muscle cells
anendocrine gland located in the brain
What is the hypothalumus or pituitary
You are dehydrated. The organ and system helps reabsorb water back into your bloodstream
What is kidney and excretory system
Consists of the brain and spinal cord
What is the central nervous system (CNS)
the part of the brain responsible for involuntary movement
What is the brain stem or medulla oblongata
Transmit messages between nerve cells
What are synapses?