Nervous Systems
Part of the nervous system that contains the brain and spinal cord
Central Nervous system
Neurotransmitters flow into a gap between neurons called a
Synapse or synaptic gap
For most people, speech functions are primarily localized in the
Left hemisphere of the brain
The outermost part of the brain, which is made up of tightly packed neurons and is only a tenth of an inch thick, is called the ________.
Cerebral Cortex :)
Chemical messengers produced by endocrine glands are called...
Hormones
Which part of the nervous system includes all nerves lying outside the central nervous system?
Peripheral Nervous system
What is meant by an inhibitory or excitatory effect?
Makes it more (excitatory) or less (inhibitory) likely that the receiving neuron will generate an action potential or fire
The thick band of axons that connects the right and left cerebral hemispheres is called the ___________.
Corpus Callosum
In a thrilling game of virtual reality tennis, which 2 specific areas of the brain, responsible for coordinating your movements and processing sensory feedback, would be highly active?
The sensory and motor cortex's
Joey is in a high-stakes emergency situation where a he has to lift a car off him and his son to save his life; which hormone is most likely to be released in response to the intense stress and physical exertion?
Epinephrin
Name the two parts of the autonomic nervous system
Sympathetic and Parasympathetic divisions
The part of the neuron that produces the energy used for the activity of the cell
The Cell body
The part of the brain that is most like that of a lizard or fish is the...
Brain stem
This lobe contains our auditory sense
the temporal lobe
After an intense weightlifting session, Freddy is surprisingly free of fatigue or discomfort. What is the name of the neurotransmitter responsible?
Endorphins
This is the system responsible for releasing hormones throughout the body
The Endocrine system
Multiple sclerosis (M.S.) is a disease that attacks the myelin sheath, what effect does this have on the neuron?
Slows down communication between neurons or completely shuts them down.
Symptoms of MS can include fatigue, numbness, weakness, and vision changes.
Isabella took a ball to the left side of her head at practice and is now having trouble understanding and formulating speech, which parts of the brain would you assume she has damaged?
Wernicke's & Broca's areas
As Kaia struggles to choose between two potential job offers, which lobe of his brain is likely working in overdrive as he weighs the pros and cons of each opportunity?
Frontal Lobe
Acetylcholine and dopamine, which help
neurotransmitters
Part of the nervous system responsible for voluntary movement. transmits senses to the central nervous system.
Somatic Nervous system
This is "the mouth" of a neuron, allowing it to communicate with the next neuron. Stores neurotransmitters in its vesicles.
Axon Terminals
Dylan slipped on a banana peel and hit the back of his head on the pavement. Ever since he has had immense difficulty keeping his balance. He probably damaged his...
Cerebellum
The visual cortex is located in the _____________ lobe
Occipital
The technique that uses magnetic fields and radio waves to produce computer images of structures within the brain is called:
MRI