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1. alogia poverty of thought/speech
2. avolition low goal directed behavior
3. aphasia language issue
4. apraxia motor issue
5. agnosia issue naming ppl/objects
6. dysarthia articulation issue
7. anomia word finding "naming" issue
8. ideomotor aprax- issue putting idea into movement
ia
9. paraparesis lower limb weakness
10. paraplegia lower body paralyzed
11. dementia boxing dementia progressive
pugilistica
12. anosognosia poor insight
13. transient tic 1-12 months
14. tourettes high dopamine. 1 verbal and several motor. haldol tx.
15. new neurons aka neurogenesis; in hippocampus and caudate nucleus
16. neuron parts dendrite
axon
cell body (soma)
17. all-or-none prin- stimulation in neuron exceeds threshold; the action poten-
ciple tial will be the same intensity
18. neurotransmitter released into synaptic cleft
, EPPP
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synaptic trans-
mission
19. Ach alzeheimer's memory issues (drugs slow breakdown of
Ach)
20. dopamine personality, mood, memory, sleep.
dopamine hypothesis: too much in schizo
motor diseases: tourette's (too much), parkinsons (break-
down)
21. norepiniphrine mood, attn, dreaming, learning, autonomic
catecholamine hypothesis: low in depression
22. serotonin (5HT) inhibitory effect: mood, hunger, temp. sex, arousal, sleep,
aggression, migraine.
high in schizo, autism, anorexia food restriction
low in bulimia, ptsd, ocd, depression, suicide, social pho-
bia
23. GABA eating, seizure, anxiety, huntingtons
low in anxiety
24. glutamate learning, memory, LTP.
too much in excitotoxicity, alzeheimers, hungtingtons
25. endorphins analgesis pain relief. prevent release of substance P.
"runner's high"
26. CNS brain and spinal cord (connects to PNS)
27. PNS
, EPPP
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somatic nervous
autonomic nervous (parasympathetic - decrease, and
sympathetic-fight or flight)
relays info between cns and body organs
28. cervical damage quadriplegia (arms and legs)
29. thoracic damage paraplegia (legs)
30. hydrocephalus build up of fluid of ventricles in brain
31. brain develop- 1. proliferation
ment stages (5) 2. migration
3. differentiation
4. myelination
5. synaptogenesis
please make different motor signs
32. CT/xray structure only
33. PET scan/fMRI bloodflow and function
34. hindbrain medulla (breathing, heart, bp,) pons (connects 2 halves
of cerebellum, integrates movements of both sides, relax-
ation) cerebellum (balance and posture)
35. cerebellum damage produces aTAXia ; slurred speech, severe
tremors, loss of balance (like alcohol effects)
36. midbrain superior and inferior colliculi
substantia nigra
reticular formation (RAS- consciousness, arousal and
wakefullness)
37. forebrain : sub- thalamus
cortical hypothalamus
, EPPP
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basal ganglia
limbic system
38. hypothalamus hypothalamus- learning/memory, hunger, sleep, sex,
thirst, temp, emo (uncontrollable anger/rage/agg). home-
ostatis. houses the suprachiasmatic nucleus (SCN) for
circadian rhythm and sleep cycles and SAD
39. thalamus thalamus- relay, wernicke 1st (ataxia,confusion,eye
moviements) then korsakoff-antero and retrograde amne-
sia and confabulation (low thiamine)
40. basal ganglia- caudate nucleus
motor actions putamen
globus pallidus
41. limbic system- amygdala (fear/aggression, flashbulb) Buci syndrome
emotion hippocampus (learning/memory, stm to ltm)
cingulate cortex (pain)
42. cerebral cortex 80% of brain weight, 4 lobes
43. corpus callosum fibers connect 2 hemispheres (epilepsy it is severed)
44. dominant- left logical/analytical thinking , language, positive emotions
hemisphere
45. nondominant- creativity, facial recognition, spatial relationship
right hemisphere
46. frontal lobe broca's area (expressive), primary motor cortex, complex
47. hemiplegia loss of muscle tone
48. parietal lobe somatosensory cortex
damage= apraxia, anosognosia
gerstmann= agraphia, acalcula, finger agnosia
49. temporal lobe