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35 Cards in this Set
- Front
- Back
thirst and water balance
which hypothalamic nucleus? |
supraoptic nuc
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hunger
which hypothalamic nucleus |
lateral nucleus
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result of destruction of lateral nucleus of hypothalamus
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anorexia and starvation
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satiety
which hypothalamuc nucleus? |
ventromedial nuc
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result of destruction of ventromedial nucleus of hypothalamus
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hyperphagia and obesity
lesion to ventromedial nucleus -> u grow VENTRALLY and MEDIALLY |
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two hypothalamic nuclei which regulate appetite
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lateral=hunger
ventromedial=satiety |
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parasympathetic regulation
which part of hypothalamus |
anterior hypothalamus
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sympathetic regulation
which part of hypothalamus |
posterior hypothalamus
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circadian rythms governed by what nucleus of hypothalamus
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suprachiasmatic
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which part of hypothalamus regulates heat conservation and production when cold
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posterior hypothalamus
no posterior hypothalamus -> poikilotherm (cold blooded) |
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part of hypothalamus which coordinates cooling when hot
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anterior hypothalamus
A/C = anterior cooling |
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sexual urges and emotions
which hypothalamus nucleus? |
septal nucleus
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what is the result of destruction of septal nucleus of hypothalamus
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rage
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thalamus function
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relay for ascending sensory information that ultimately reaches the cortex
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inputs of posterior pituitary
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supraoptic (ADH) and peraventricular (oxytocin) nuclei
oxytocin; oxys = quick; tocos = birth |
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hormone secreted (via neurohypophysis) of supraoptic nucleus
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ADH
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hormone secreted (via neurohypophysis) of paraventricular nucleus of hypothalamus
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oxytocin
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sensory input to lateral geniculate nucleus of thalamus
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visual
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sensory input to medial geniculate nucleus of thalamus
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auditory
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sensory input to ventrap posterior nucleus, lateral part (VPL) of thalamus
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body sensation
--proprioception, pressure, pain, touch, vibration via dorsal columns and spinothalamic tract |
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sensory input to ventral posterior nucleus, medial part (VPM)
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facial sensation via CNV
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function of ventral anterior/lateral nuclei of thalamus (VA/VL)
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motor
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motor nuclei of thalamus
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ventral anterior, ventral lateral
VA, VL |
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visual nucleus of thalamus
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lateral geniculate nucleus
Lateral for light |
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auditory nucleus of thalamus
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medial geniculate nucleus
Medial for Music |
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body sensation nucleus of thalamus
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ventral posterior nucleus, lateral part
VPL |
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facial sensation nucleus of thalamus
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ventral posterior nucleus, medial part
VPM |
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limbic system function
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responsible for Feeding, Fighting, Feelings, Fright, and Sex
The Famous Five F's |
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Parkinsons disease due to decreased input from the ____
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substantia nigra
*stims direct *inhibs indirect |
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Which extrapyramidal motor pathway facilitates movement
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Direct pathway
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Which extrapyramidal poathway inhibits movenment
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indirect pathway
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The direct extrapyramidal motor pathway function
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facilitates movement
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The indirect extrapyramidal motor pathway function
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inhibits movement
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DIRECT extrapyramidal motor pathway effect on GPi
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inhibits
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Outline the INDIRECT extrapyramidal motor pathway from substantia nigra pars compacta to motor cortex
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*net inhibition of thalamus from uninhibited GPI
putamen, indirect pathway, inhibits GPe inhibits (STN which stims->) GPi inhibits Thalamus stimulates motor cortex |