Brain
The weight of the brain.
What is ~ 3 lbs?
Information is transmitted in this way
What is an impulse?
Axon function
What is the portion of a neuron that takes information away from the cell body.
The middle layer of the meninges.
What is the subarachnoid space.
Area with a space between two neurons.
What is the synapse?
Approximately how many neurons in the brain?
What is 100 Billion neurons
White matter gets its white color from this protective sheath.
What is myelin?
What is a Dendrite?
The parietal lobe is a region of the brain that processes
What is sensory information and spatial awareness?
Carry the message across a synapse to target organs.
What is neurotransmitter?
A ring of arteries at the base of the brain that connects the brain's anterior and posterior blood supply circulations.
What is the circle of Willis?
Where do the central nerves run through
What is the spinal cord?
These transmit information to enable our senses
What are sensory neurons?
Chemicals used to send information from one neuron to another neuron.
What are Neurotransmitters?
Electrical activity that runs down an axon.
What is the Action Potential?
This lobe helps you understand the meaning of words, objects and produces speech. It stores memories manages emotions and processes senses of sight and sound.
What is the temporal lobe?
Sensory information travels through these neurons.
What are Afferent neurons.
Neurons are made up of these 3 parts
What is an axon, cell body and dendrites?
A ring of arteries at the base of the brain that connects the brain's anterior and posterior blood supply circulations.
What is the circle of Willis?
Parasympathetic
What is the opposite of sympathetic or the rest and digest system.
The midbrain has several functions. Name 3.
Motor control: Controls eye movements and other motor functions; Relays sensory information; Sleep awake cycle; Pain; Temperature regulation
Interneurons aid transmission of information between these 2 types of neurons
What are the motor and sensory neurons?
This is made of lipids and has a role in protecting and speeding up the transmission of messages down a long axon.
What is a myelin sheath?
King Baldwin IV "the leper king" was successful in battle in part due to this side affect of his disease.
What is he had no pain?
Term that designates the opposite side of the body.
'What is contralateral? (ipsilateral is the same side of the body)