Quiz studying Flashcards
What did Charles Bell discover?
The distinction between the two branches of the facial nerve
What does the nervous system do?
It is the control centre of the body and it is responsible for receiving, processing, and transmitting information
What does the Peripheral Nervous system do?
Connect the CNS to the limbs and organs, essentially serving as a relay between the brain and spinal cord and the rest of the body
What does the Autonomic nervous system do?
It controls involuntary movements
What does the Somatic nervous system do?
It controls voluntary movements and sensory perceptions
How do neurons transmit information?
Through chemicals and electric signals
What are the parts of the neuron?
Dendrites, cell body/soma, and axon
What do sensory neurons do?
They transfer sensor info and perceive the world
What do motor neurons do?
They help carry out voluntary movements
What do internurons do?
They connect sensory and motor neurons. Rely signals and helps make decisions processing information
What do Neuroglia do?
They play a supporting role, these cells outnumber neurons and provide functions like structural integrity and supplying nutrients
What are the lobes of the brain?
Frontal, Parietal, Occipital, Temporal and Cerebellum
What does the brain stem connect?
The brain and spinal cord
What does the brain stem do?
Helps with breathing and digestion
What does the left hemisphere of the brain do?
Thinking in words, sequencing, linear thinking, mathematics, facts, logic
What does the right hemisphere of the brain do?
Feelings, visualization, intuition, rhythm, holistic thinking, arts
What can you do to strengthen or weaken neural pathways?
Use to strengthen and don’t use to weaken
What are cranial nerves and how many are there?
A network of 12 specialized nerves
Where do cranial nerves originate from?
They emerge from the brain (and not the spinal cord like other nerves)