The Nervous System
The main organ in the nervous system is...
The Brain
The cerebrum is broken into _____ hemispheres.
2
There are _____ lobes in the brain.
4
True or False
When damaged, the nervous system can always be easily be fixed with surgery?
False
What are the 2 different types of neurons in our body?
Sensory and motor neuron
The main highway that sends and receives signals from the body and sends it to the brain...
The spinal cord
The gland in the middle of your brain that is responsible for temperature, thirst, hunger, and sleep is called...
hypothalamus
Inside each lobe, is a _______.
cortex
A __________ can detect is there is something wrong with your spinal fluid, neurotransmitters or myelin sheath.
Spinal Tap
The chemical between neurons is called ________.
Neurotransmitters
If you have a problem with your nervous system, you would have to see a ________
neurologist
The flaps on the bottom of the brain that receives and processes smells are called _____.
Olfactory bulbs
Which lobe is mainly visible from the bottom of the brain, and NOT the top.
Temporal lobe
The temporary paralysis of 1/2 of your face is called ___________.
Bells Palsy
What is the puprose of myelin sheath?
To insulate the axon which helps to send messages quickly through the body.
What does PNS stand for?
Peripherial Nervous System
The band of nerves that connects the left and right hemispheres is called ________.
Corpus Callosum
Which cortex is responsible for the perception of sound?
When a blood clot gets stuck, or a blood vessel ruptures in your brain... it is called a ________.
Stroke
Messages enter a neuron through ______ and exit through ________.
Dendrites and synapses
The fluid that surrounds the brain and spinal cord is called_________.
Cerebralspinal Fluid
The thick skin on the outside of the brain and spinal cord that hold cerebrolspinal fluid is called_____.
Dura mater
Name the 4 lobes AND the cortex inside of each lobe.
Frontal Lobe-Motor Cortex
Parietal Lobe- Sensory Cortex
Occipital Lobe- Visual Cortex
Temporal Lobe- Auditory Cortex
List 3 things you can do to help slow the progression of many nervous system illnesses.
Medications
Exercise/ Physical Therapy
Eat heathy
Reduce Stress
Not smoke or drink
Get plenty of sleep
If you have tingling sensation and reduced feeling in your right leg. What part of the nervous system do you think is damaged?
Sensory neurons on right leg