Card Set Information
Gross anatomy of brain
What is the primary function of the precentral gyrus
Primary Motor Cortex:
Efferent, contralateral motor output
What could be a symptom of damage to the precentral gyrus
Hemiparesis or Hemiplegia:
Muscles that are weak or paralyzed
Where is the premotor area?
Posterior portion of
Superior and Middle Frontal Gyrus
What is the function of the superior frontal gyrus?
Motor planning, sends info to primary motor cortex
What is the function of the middle frontal gryus?
Motor planning, sends information to primary motor cortex
Where is Brocca's Area?
*LEFT* Inferior frontal gyrus
What is the function of Brocca's area?
Production of written or spoken language
What could be a symptom of damage to the premotor cortex?
confused signals, difficult or jerky movements
What could be a symptom of damage to the inferior front gyrus?
loss of ability to produce language
Where is the prefrontal cortex?
Anterior portion of :
Superior, middle and inferior frontal gyrus
What is the function of the prefrontal cortex?
planning, insight, forsight, personality, emotion
What is the main function of the Parietal Lobe?
Where is the primary somatosensory cortex?
What are some of the functions of the postcentral gyrus?
afferent, contralater inputs to body
initial processing of tactile (touch) and proprioreceptive (sense of position) information
What would be some syptoms of damang to the postcentral gyrus in the CNS?
What would be some syptoms of damang to the postcentral gyrus in the PNS?
Where is wernicke's area?
*LEFT* inferior parietal lobe and
posterior superior temporal gyrus
What is the function or wernicke's area?
comprhension of language
What could result from damange to wernicke's area?
Difficulty recieving language
What is the function of the superior parietal lobe?
Somatomsensory Association Cortex:
spatial and preceptual function, interpreting and refining infro from postcentral gyrus
What could result from damage to the superior parietal lobe
inability to recognize objects based on senses
What is the primary function of the Temporal lobe
Where is the primary auditory cortex?
Superior Temporal gyrus
What is the function of the parahippocampal gyrus?
learning, memory, emotional
Where is the primary visual cortex?
medial occipital lobe
Lingual gyrus and cuneus
Where is the visual association cortex?
Lateral occipital gyri and parts of lingual gyrus and cuneus
What are the functions of the visual association cortex?
depth perception, complex perception,
What could result form damage to the lingual gyrus?
Blindness or occlusions
What could result from damange to the lateral occipital gyrus?
Visual agnosias and hallucinations
Where is the olfactory nerve located?
In the Cerebral Hemisphere (gyrus rectus)
What is the function of the accesory occulomotor nerve?
What is the function of the occulomotor nerve?
Medial gaze, upward gaze, eyelid elevation
What is the function of the trochlear nerve?
What is the function of the trigeminal nerve?
Sensory to face and head, mastication muscles
What is the fucntion of the abducens?
What is the function of the glossopharyngeal nerve?
: mucous membranes of outer ear and pharyns, poster 1/3 of tongue,
skin of outer ear
What is the function of the vagus nerve?
: speech and swallowing
: throracic and abdominal
What is the function of the Spinal Accessory Nerve?
Shoulder elevation and neck rotation
What is the function of the hypoglossal nerve?
tongue movement, chewing and swallowing