PSYCH 101 Lecture Notes - Lecture 4: Frontal Lobe, Hindbrain, Corpus Callosum
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PSYCH 101 Full Course Notes
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Document Summary
Communicates info from one part of the body to another through hormones: circulate bloodstream until they reach target hormone receptors, regulate physical process & influence behavior, ex. metabolism, growth rate, digestion, etc, emotional response, response to stress. The release of hormones may be stimulated or inhibited by certain parts of ns. Or hormones can promote or inhibit the generation of nerve impulses. Or same molecule can act as hormone in endocrine system and neurotransmitter in ns. Hypothalamus regulates secretion of hormones by the pituitary gland: this gland is the master gland and controls hormone production in other endocrine glands. Adrenal gland has adrenal cortex (outer gland) and adrenal medulla (inner gland: deals with stress response, fight or flight, adrenaline. Gonads (sex organs): ovaries (estrogen and progesterone) and testes (androgens and testosterone) Brain can be shaped physically by experience: plasticity. Functional plasticity: brain"s ability to shift functions from damaged to undamaged brain areas, ex. stroke victim relearning walking.
