Protection of the Brain
What is the first layer of protection for the brain?
The flat bones of the skull.
3 parts of the brain
Forebrain, midbrain, hindbrain
Name of the longitudinal fissure that divides the cerebrum into 2 halves.
Corpus Callosum
3 main functions of the spinal cord
Conduction, Locomotion, and Reflexes
How many nerves originate in the Pons
4 (Trigeminal, Abducens, Facial, and Vestibulocochlear)
Clear liquid that surrounds the brain and spinal fluid
Cerebrospinal fluid
3 parts of the hindbrain.
Cerebellum, Medulla, Pons
Function of the temporal lobe
Hearing, olfaction, language, and emotion
Number of thoracic spinal nerves in the body
12
Function of the olfactory nerve
Smell
Define Hydrocephalus
A buildup of fluid in the brain
Function of the Medulla Oblongata
List the four lobes of the brain
Frontal lobe, parietal lobe, temporal lobe, and occipital lobe
What is the function of sensory spinal nerves
Transmit impulses towards the spinal cord
Where does the optic brain originate
The cerebrum
Neuroglial cells responsible for the blood brain barrier.
Astrocytes
Function of the midbrain
Receives then routes visual and auditory input
What are the names of the deep and shallow grooves in the cerebrum?
Fissures (deep) and sulcus (shallow)
What nerve is the spinal tap typically performed on
L3
Function of the trochlear nerve
List the 3 meninges surrounding the brain.
Dura mater, arachnoid mater, and pic mater
What hormone has a primary function in the hindbrain
Pituitary gland
What is the difference between Broca's and Wernicke's area?
Broca's area controls motor speech, while Wernicke's controls sensory speech ability (taking in information).
List the four nerve plexuses
Cervical, Brachial, Lumbar, Sacral
Which cranial nerves are of both sensory and motor function?
Glossopharyngeal and Vagus nerves