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A-CNS physio > Function of limbic system+ hypothalamus > Flashcards

Function of limbic system+ hypothalamus Flashcards

1
Q

بسم الله الرحمن الرحيم وبه نستعين
______________________
Describe function of limbic system in olfaction

A

for perception and discrimnation of odors
FPAEN
___________________-
-Frontal and Orbitofrontal corex for perception and discerimnation of odors
-Piriform for perception and discrimnation
-Amygdala for odor emotions
-Entorhinal for odor memory
Limbic system odor is closely related to
Emotion
Memory
Sex

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2
Q

Limbic system odor is closely related to

A

Limbic system odor is closely related to
Emotion
Memory
Sex

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3
Q

Limbic system control autonmoic fucntions as part of

A

Emotions

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4
Q

Limbic system control feeding and appetite so lesio leads to ?

A

Hyperphagia
Omniophagia

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5
Q

Limbic system Control ,,,,,and ,,,,,, behavior

A

Maternal
Sexual emotion expressed
____________
Sexual behavior affected by?
Prefrontal cortex
Social factors
Psychic factior

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6
Q

Limbic system and memory

A

Encoding and consolidation of STM in Hippocampus into LTM

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7
Q

Limbic system and memory

A

Encoding and consolidation of STM in Hippocampus into LTM

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8
Q

lIMBIC SYSTEM Control emotions so what are emotions

A

Feeling associated with Autonomic and endorincal changes
___________________

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9
Q

lIMBIC SYSTEM Control emotions so what are emotions

A

Feeling associated with Autonomic and endorincal changes
___________________

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10
Q

lIMBIC SYSTEM Control emotions so what are emotions

A

Feeling associated with Autonomic and endorincal changes
___________________

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11
Q

mention specific parts of limbic system and the emotions generated from

A

Amydala + Left hypothalamus = Rage aggression
______________
Amygdala + Preventricular are =Fear
________________
Amygdala + Ventromedial Hypothalamus = Palacidity

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12
Q

mention specific parts of limbic system and the emotions generated from

A

Amydala + Left hypothalamus = Rage aggression
______________
Amygdala + Preventricular are =Fear
________________
Amygdala + Ventromedial Hypothalamus = Palacidity

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13
Q

mention specific parts of limbic system and the emotions generated from

A

Amydala + Left hypothalamus = Rage aggression
______________
Amygdala + Preventricular are =Fear
________________
Amygdala + Ventromedial Hypothalamus = Palacidity

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14
Q

mention specific parts of limbic system and the emotions generated from

A

Amydala + Left hypothalamus = Rage aggression
______________
Amygdala + Preventricular are =Fear
________________
Amygdala + Ventromedial Hypothalamus = Palacidity

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15
Q

Limbic system controls Motivation show!

A

Through
Reward approach via
Latreral and ventromedial hypothalamus
thalamus
amygdala
via dopamine
causing pleasure and satisfaction
_________________________
Punishment aversion avoidance :
PVN PAGA
amygdala
by Ach casuing
displeasure and fear

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16
Q

Cocain gives pleasure by?

A

++ dopaminergic neruins in reward system

17
Q

General and main function of hypothalamus ?

A

Control intenal Homeostasis

18
Q

Hypothalamus has contorl on endocrinal system show

A

Nervous : nerves going to posterior pituitary giving vasopressin and oxytocin and
Control Adrenal Medulla for catecholamines
___________________
Hormonal : via contorl of anterio pituirary the mystro controlloing most of body endocrine glands

19
Q

Control of autonimic functions by hypothalaus show !

A

Anterior hypotahalmus of Non REM for parasymp
Posteriolateral hypothalamus of arousal for symp

20
Q

How does hypothalamus control feeding

A

by Feeding and staiety centers
__________________
Feeding in lateral with intrinsic ac while staiety in VM hypotahalmus without intirnsic act
________________________
Feeding inhibited by staiety
Staiet stimulated by glucose in pres of insulin insulin depndent glucostat
______________________
Lesion to feeding casuing anorexia while staity causing hyperphagia
________________

21
Q

Hypothalamus regulate H2O balance and ECF how?

A

Thirst and ADH
_______________-
Thirst center in lateral hypothalamus controlling water intake
_________________
Vaspressin in SupraOptic Nucleus controlling water loss

21
Q

Hypothalamus regulate temp how?

A

Heat gain and loss centers
Heat gain in posterior hypothalamus csauing VC and shivering
__________________
Heat loss in anterior hypothala,us casuing
VD and Sweating

22
Q

Hypothalamus controls sleep how?

A

Anterior hypothalamus for NREM
Posteiro hypothala,us for arousal
Orexin from hypotahalmus regulate switching between sleep and arousal

23
Q

Hypothalamus control Circadian rhythm HOW?

A

Through SupraChiasmatic Nucleus the internal biological Clock
___________________=
Periodic dirunal Controlling regulation physiological processes as pressure hormones,HR according to ligh/dark cycle

24
Q

Hyothala,us plays role in motivation and learining
also
Emotins and sexual drive how ?

A

The most anterior
The most posterior
hypothalamus casues Sexual drive

25
Q

loss of sexual desire occurs if ?

A

Lesion to anterior hypothalamus occurs

26
Q

Describe papetz circuit

A

From hippocampus to fronix to mamillary bodies to anterior thalamus to cingulate to hippocampus rrrrrrrrr
_________________

27
Q

Papetz c cc by ?

A

par
Reverbrating circuits
Long after discharge
Play a major role in emotions

28
Q

“يا أهل الكتاب قد جاءكم رسولنا يبين لكم كثيرا مما كنتم تخفون من الكتاب ويعفو عن كثير قد جاءكم من الله نور وكتاب مبين يهدي به الله من اتبع رضوانه سبل السلام ويخرجهم من الظلمات إلي النور بإذنه ويهديهم إلي صراط مستقيم”

A
29
Q

Limbic function ?

A

ESA2MO
Emotions explain
Sex drive
Autonomic
Appetite
Motivation explain
Olfaction explain

30
Q

Hypothalalmus function

A

H2E2A2T SLEEP
2H=Homeostasis + H2O ECF
2E = Emotional Endorinal
2A = Appetite Autonomic
T=Temperature
Sleep

A-CNS physio (29 decks)

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