Cranial Lobes, Nerves and Cortices

Cortices? Cortexes? Cortexen?

What’s the function and type of nerve for CN I?

Olfactory, sensory, responsible for the sense of smell

What’s the function and type of nerve for CN II?

Optic, sensory, responsible for vision

What’s the function and type of nerve for CN III?

Oculomotor, motor, responsible for 4 out of 6 eye movements and pupil constriction

What’s the function and type of nerve for CN IV?

Trochlear, motor, responsible for eye movement, specifically vertically

What’s the function and type of nerve for CN V?

Trigeminal, both sensory and motor, responsible for facial sensation and chewing

What’s the function and type of nerve for CN VI?

Abducens, motor, responsible for lateral eye movement

What’s the function and type of nerve for CN VII?

Facial, both sensory and motor, responsible for facial expressions, taste from the anterior two-thirds of the tongue, and some glandular functions

What’s the function and type of nerve for CN VIII?

Vestibulocochlear, sensory, responsible for hearing and balance

What’s the function and type of nerve for CN IX?

Glossopharyngeal, both sensory and motor, responsible for taste from the posterior one-third of the tongue, and functions in swallowing and salivation

What’s the function and type of nerve for CN X?

Vagus, both sensory and motor, responsible for autonomic functions of the heart, lungs, and digestive tract, as well as sensations from the throat and voice box

What’s the function and type of nerve for CN XI?

Accessory, motor and sensory, responsible for neck and shoulder, sternocleidomastoid and trapezius muscle movement

What’s the function and type of nerve for CN XII?

Hypoglossal, motor and sensory, responsible for tongue movement

What is the name of this lobe and it’s basic function?

Occipital lobe, responsible for visual processing

What is the name of this lobe and it’s basic function?

Frontal lobe, responsible for decision making and problem solving

What is the name of this lobe and it’s basic function?

Temporal lobe, responsible for auditory processing and memory

What is the name of this lobe and it’s basic function?

Parietal lobe, responsible for sensory perception and spatial awareness

What is the name of this region and it’s basic function?

Cerebellum, responsible for balance and fine motor function

What is the name of this region and it’s basic function?

Corpus Callosum, facilitates communication between the left and right hemispheres of the brain

What is the name of this region and it’s basic function?

Thalamus, the relay station for the cerebral cortex

What is the name of this region and it’s basic function?

Pons, connects cerebum and cerebellum to the rest of the body

What is the name of this region and it’s basic function?

Medulla Oblongata, regulates heartrate, respiration and other autonomous functions

Which ventricle is this?

The lateral ventricle

Which ventricle is this?

The 4th ventricle

Which ventricle is this?

The 3rd ventricle?

What is the region sometimes called the “fifth lobe”?

The Insula, related to forming memories and experiencing emotions

Which Cortex is this and what is its function?

Prefrontal Cortex - Voluntary muscle movement and executive function (decision making etc.)

Which Cortex of the Frontal lobe is this and what is its function?

The Primary Motor Cortex (prefrontal gyrus), generating voluntary motor control

Which Cortex of the Frontal lobe is this and what is its function? (NOTE: technically part of another cortex)

The Supplementary Motor Area, assists complex movement patterns

Which Cortex of the Frontal lobe is this and what is its function? (NOTE: technically part of another cortex)

The Premotor Cortex, assists complex movement patterns

What is this area (almost always found in the left hemisphere) and what is it’s function?

Broca’s Area, responsible for the production of speech

What is this area, roughly found unilaterally in temporal lobe, and what is its function?

Wernicke’s Area, responsible for understanding language

What is this Cortex of the Parietal Lobe and what is its function

The Primary Somatosensory Cortex, Processes feelings like touch, pain, and temperature

What is this bilateral Cortex found in the Temporal Lobes and what is its function?

The Primary Auditory Cortex, responsible for the perception of noise

What is this Cortex found in Occipital Lobes and what is its function?

The Primary Visual Cortex, responsible for the perception of sight (though not the interpretation of it)