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30 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Three parts of the PNS
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Somatic, Enteric, and Autonomic
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Somatic nervous system
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motor and sensory nerves
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Enteric nervous system
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motility and secretions intestines
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brain of the gut
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Autonomic nervous system
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sympathic, and parasympathic
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fight or flight and rest digest
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sympathetic
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fight or fight mechanism
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parasympathetic
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sex, secretions,digestion, urination, lacrimation, and defecation
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smells location in the brain
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Limbic system and the hypothalamus
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taste location in the brain
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Limbic system and hypothalamus
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smells receptor
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olfactory bipolar neurons
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taste receptors
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gustation
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hearing location in the brain
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cerebral cortex
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hearings receptor
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vestibulocochlear nerve
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visions location in the brain,
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occipital lobe
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visions receptor
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photoreceptor
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three layers of the eye
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fibrous, vascular, and sensory
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amino acid-based
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hormones, proteins.
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lipid soluble hormones
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travel straight through the plasma membrane and into the nucleus of the cell affecting the DNA directly to activate genes that cause the desired action
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up regulation
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target cells form more receptors in response to rising blood level of the hormone
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down regulation
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a decrease in the number of receptors preventing the target cell from overreacting to persistently high hormone levels, desensitized cells
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amino acid-based hormone
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amines, thyroxine, peptides, and proteins.
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lipid-soluble hormone
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act on intracellular receptors that directly activate genes
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thyroid-stimulating hormone
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inhibited by rising blood levels of thyroid hormones that act on the pituitary and hypothalamus
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pancreas
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has both endocrine and exocrine cells
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alpha cells
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produce glucagon a hyperglycemia hormone
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beta cell
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produce insulin a hypoglycemia hormones
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major link between the endocrine system and the nervous system |
hypothalamus
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endocrine gland in involved in seasonal affective disorder
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pineal gland
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permissive effect
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one hormone cannot exert its effect without another hormone being present
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synergism
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more than one hormon produces the same effect
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antagonism
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one or more hormones oppose the action of another
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