PY 105 Chapter Notes - Chapter 4: Medulla Oblongata, Occipital Lobe, Parietal Lobe
Document Summary
The brain (in class notes: area of brain involved in speech, controls the speech, but not understanding language. Frontal lobe: thinking memory behavior and movement. The spinal cord: coordination of reflexes, carries sensory info to the brain and motor signals away from the brain, composed of two types of tissue. People who watch more porn and grey matter are negatively correlated. Serve alcohol abuse will decrease white matter. Brain stem: medulla: unconscious but needed actions, pons: sleep and arousal, midbrain, spinal cord, reticular formation: sleep and arousal. Cerebellum: visual spatial function, nonverbal processing, larger role in perception of emotion, verbal processing. If you didn"t have this, you couldn"t move. If damaged lobes on: each side: limb coordination, very bottom: balance problems, ridge: walking issues. Maintains/ affects: function of internal organs, regulating body temp, body rhythms, blood pressures, blood glucose level, fleeing fighting food mating. Perceives all the incoming sensory info organizes it and relays it to the cortex.