PSY 250 Lecture Notes - Lecture 5: Precentral Gyrus, Cerebral Hemisphere, Sensory Neuron

• School: Stony Brook University
• Department: Psychology
• Course: PSY 250
• Professor: Hoi- Chung Leung

Document Summary

Sensory syst visual, auditory, somatosensory, gustatory, olfactory info processing. Motor systems eye, head, hand, body mov"t ctr. Higher order syst integration of various senses, cog, learning & mem. Brain stem important for vital funct (respiration, cardiac) Spinal cord interface w/ pns; motor reflexes. From gross anatomy to very fine details. Staining methods: golgi used to see shape of individual neuron, nissl used for counting cell bodies in an area. Electron microscopy examining fine anatomical details. Tract tracing for examining connections b/w regions. Dorsal towards back or top of head. Ventral towards stomach or bottom of head. Rostral towards the nose (front of the head) Caudal towards tail (back of head) Medial towards center or away from side. Lateral towards the side, away from midline. Lateral surface - view from right hemisphere from side. Dorsal surf - view from top of two hemispheres. Medial surf view right hemisphere from midline. Ventral surf view from bottom; cranial nerves visible.