Nervous System Part 2 Flashcards
Sulci?
Depression in folds of brain.
Gyri?
Raised part of folds in brain.
Corpus Callosum?
Connect R & L hemisphere in brain.
Frontal Lobe?
Primary motor area, pre-central gyrus.
Parietal Lobe?
Somatosensory area, sensory to body, post-central gyrus.
Temporal Lobe?
Auditory, olfactory, olfactory bulb have short tract to medial temporal lobe, auditory to lateral temporal lobe.
Occipital Lobe?
Visual area.
Wernicke’s Area?
Interprets spoken words
Broca’s Area?
Producing speech, usually L side.
I (1)
Olfactory
II (2)
Optic
III (3)
Occulomotor
IV (4)
Trochlear
V (5)
Trigeminal: touch, pain, temperature, mechanoreception, chewing, (3 branches-ophthalmic/maxillary/madibular)
VI (6)
Abducens
VII (7)
Facial: facial expression, taste, mechanoreception, tears, saliva
VIII (8)
Vestibulocochlear
IX (9)
Glossopharymgeal: tongue-taste, gag, reflex
X (10)
Vagus: parasympathetics
XI (11)
Accessory (spinal)