Psych Flashcards

1
Q

Hormone released from posterior pituitary?

A

ADH

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2
Q

Which hormone is released by the hypothalamus?

1) corticotrophin releasing hormone
2) ACTH
3) LH
4) TSH

A

Corticotrophin releasing hormone (CRH)

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3
Q

Which part of the hypothalamus is responsible for sex behaviours?

A

Females = ventromedial hypothalamus

Males = preoptic region

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4
Q

What is the process for releasing thyroid hormone?

A

TRH releasing from hypothalamus which causes TSH secretion from the pituitary gland

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5
Q

Which part of the hypothalamus induces feeding and which supressess feeding?

A

Lateral hypothalamus induces feeding while ventromedial suppresses feeding.

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6
Q

Which area of the brain allows it to sense blood constituents?

A

Circumventricular organs

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7
Q

Which part of the hypothalamus is responsible for regulating the circadian rhythm?

A

Suprachiasmatic nucleus

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8
Q

What are the components of the limbic system?

A
Amygdala
Hippocampus
Fornix
Mammillary body
Septal nuclei
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9
Q

What is the papez circuit?

A

Cingulate cortex -> hippocampus -> mammillary bodies -> thalamus anterior nuclei -> cingulate cortex

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10
Q

3 main function of amygdala

A

Emotional learning and memory

Fear and fear conditioning

Reward

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11
Q

Where are the important punishment centers?

A

Midbrain and hypothalamus

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12
Q

Which brain regions play a role in reward and pleasurable feelings?

A

Septal nuclei and nucleus accumbens

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13
Q

What are 3 main outputs of stress response?

A

Behavioural response

Autonomic response

Hypothalamo-pituitary-adrenal response

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14
Q

Which brain structures receive CRH in stress sevent?

A

Amygdala and hippocampus

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15
Q

What is supraventricular tachycardia?

A

Hyperventilation -> reduced co2 in blood -> ventricles constrictt -> less CO -> heart beat faster

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16
Q

Which areas are targets for negative feedback of corticosteroids?

A

Hippocampus
PVN
Pituitary

17
Q

What are the cognitive areas tested in an MMSE

A
Orientation
Attention and concentration
Memory (short and long)
Visual cognition
General intelligence
Replicate motor commands
18
Q

Which brain lobe is damaged in prosopagnosia?

A

Ventral temporal lobe

19
Q

Which brain part is most important for declarative memory?

A

Medial temporal lobe

20
Q

What is the pathway for long term memory formation?

A

Cortical association cortex -> parahippocampal and rhinal cortex -> hippocampus -> thalamus, hptms -> PFC -> neocortex