Neurotransmitters
What are the chemical messengers of the nervous system?
neurotransmitters
What system produces hormones.
Endocrine
the limbic system is a part of our ___?
brain
Brain diseases affect what?
Different functions of the body
What is the nervous systems most basic unit?
A neuron
How many neurotransmitters are there?
6
Chromosomes are also known as long strands of _____.
DNA
name one thing the limbic system regulates
-emotions
-behavior
-memory
How does Alzheimer affect the brain?
By destroying connections between neurons
What are some common neurotransmitters?
GABA, serotonin, and dopamine
Where are neurotransmitters located?
in synaptic vesicles
What gland is referred to as the "master gland"
pituitary gland
What animal does the hippocampus look like?
a seahorse
When a hearing problem is associated with a failure to transmit neural signals to the brain, it is called __________ __________ ______.
Sensorineural hearing loss
What is the function of the nervous system?
To send and receive messages between the body and the outside world
What neurotransmitter affects the heart
Norepinephrine
How many eggs do the egg and sperm contain each?
23
the structures of the limbic system are found underneath the _____ ______.
cerebral cortex
What is the rarest brain disease
Creutzfeldt-Jakob disease
How is the central nervous system protected?
By the skull and the spine
How does a neurotransmitter know which receptor to bind to?
identical twins develop from a single fertilized egg that ______.
split
What are the 3 types of the limbic system?
The dentate gyrus
Hippocampus
Subcircular Complex
What is the difference between Alzheimer's and dementia?
Dementia is a set of symptoms, while alzheimers is a disease.
What 2 cell types is the nervous system composed of?
Glial cells and neurons