Brain Basics
This organ controls your thoughts, memory, emotions, and movement.
Brain
This lobe is primarily responsible for vision.
Occipital
A patient touches a hot stove and immediately pulls away. This rapid response is called...
Reflex
This cranial nerve is responsible for smell
CN1 Olfactory
True or false: You only use 10% of your brain.
False
The brain is divided into two of these.
Hemispheres
This lobe helps process sound and language.
Temporal
A patient cannot move the right arm after a stroke. What side is the stroke?
Left
This cranial nerve controls most eye movements
CN3 Oculomotor
The average adult brain weighs approximately how many pounds?
3 lbs
The protective fluid that cushions the brain and spinal cord.
CSF
This lobe is responsible for decision making and personality.
Frontal
A patient presents with bitemporal hemianopsia. A tumor is most likely pressing this structure...
This cranial nerve controls muscles of facial expression...
CN 7 Facial
Approximately how many neurons does the brain contain?
86 Billion
These specialized cells send electrical signals throughout the nervous system.
Neurons
This lobe processes touch temperature and pain sensation.
Parietal
A patient has difficulty maintaining balance and has a wide based gait. What structure is likely affected?
Cerebellum
This cranial nerve is responsible for taste in the posterior 1/3 of the tongue...
CN 9 Glossopharyngeal
This neurotransmitter is often associated with reward and motivation.
Dopamine
This structure connects the right and left cerebral hemispheres.
Corpus callosum
This structure helps coordinate balance and fine motor movements.
Cerebellum
A patient is unable to speak fluidly but understands language. The area likely damaged is...
Broca's area
When this nerve is damaged the eye drifts upward and the chin tucks inward...
CN 4 Trochlear
This part of the brainstem controls breathing, heart rate, and blood pressure...
Medulla oblongata