Neurobiology

Question 1

Frontal

Answer 1

Executive function, planning, behavior, mood, personality, problem solving, language production (Broca’s), attending and perserveration

Question 2

Parietal

Answer 2

reading, language, drawing, math, bodily awareness

Question 3

apraxia

Answer 3

Difficulty performing motor movements even tho desire is there

Question 4

temporal

Answer 4

memory, understanding, auditory, language, Wernicke’s (understand speech), identification of objects

Question 5

Prosopagnosia

Answer 5

face blindness

Question 6

Occipital

Answer 6

vision, visual illusion (see objects inaccurately), recognize words and draw objects

Question 7

Movement agnosia

Answer 7

Can’t perceive moving objects

Question 8

Corpus callosum

Answer 8

Fibers that connect the halves of the brain
- if L dominant w/ damage, less emo feel
- if R dom w/ damage, can’t control emo and prob solve, lose object permanence

Question 9

Limbic sys

Answer 9

Learning and memory, visceral emotional response
- amygdala and hippocampus

Question 10

Basal ganglia

Answer 10

Skeletal muscle mvt

Question 11

Perception pathway

Answer 11

• PNS sends stimuli to CNS via afferent nerves
• sensory cortex signals stim eval
• hippo converts memory to stim
• amygdala connects emo to stim
• basal ganglia makes action and response via efferent to muscle

Question 12

Serotonin

Answer 12

• inhibitory
• mood, appetite, sleep, pain and appetite, temp reg, cog fxn

Question 13

Serotonin is decreased with…

Answer 13

Dep and anx

Question 14

Dopamine

Answer 14

• excitatory (or inhib…)
• pleasure, complex motor, hallucination
• stim hypothalamus to release sex hor, thy, adrenal

Question 15

Dopamine is decreased with…

Answer 15

Depression and addiction

Question 16

Dopamine is increased with…and causes…

Answer 16

Schizophrenia and mania
- causes hallucinations

Question 17

Norepinephrine

Answer 17

• either
• mood, attn, arousal
• stim SNS to f or f

Question 18

NOR is dec with

Answer 18

depression

Question 19

NOR is inc with

Answer 19

mania, anxiety, schizophrenia

Question 20

GABA

Answer 20

• major inhib
• regulates NOR, Dp, 5-HT, adrenaline

Question 21

GABA is dec with…

Answer 21

anxiety, mania, schiz, OCD, dep, autism, psychosis

Question 22

Glutamate

Answer 22

• excitatory

Question 23

Glutamate is inc with

Answer 23

sz and alz degen

Question 24

Glutamate is dec

Answer 24

with OCD, depression, autism, psychosis, schiz

Question 25

ACh

Answer 25

• most excit
• sleep/wake, learn, memory

Question 26

ACh is dec with…and inc with…

Answer 26

• Alz, sleep dx
• dep

Question 27

Neuroplasticity

Answer 27

process of making and strengthening neuronal synapses with time and new skills and knowledge; functional changes

Question 28

Synaptic pruning

Answer 28

remove old synapses and damage, improve network
- complex assoc inc and simple assoc dec
- most prenatal, 2y, preteen and midlife

Question 29

Overpruning

Answer 29

thought to cause hallucinatory schizophrenia (possibly from late adolescent latency)

Question 30

Nursing education

Answer 30

• promote social connections
• new learning
• diet
• sleep hygiene
• obesity (dec brain size)
• health anxiety (coping)
• meditation
• gratitude
• ANTI killing
• dec stress
• exercise

Question 31

Positive effects of good coping skills

Answer 31

dec stress, dec BP, dec weight