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ANCC Certification PMHNP Chapter 7 with complete verified solutions
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Mood Disorders Most common psych illnesses Primary characteristic is persistent disturbance in mood Major Depressive Disorder Often occurs without precipitating event MDD Object loss theory Fairbairn, Winnicott & guntrip Aggression turned inward theory of MDD Freud ...

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  • September 22, 2023
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  • 2023/2024
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ANCC Certification PMHNP Chapter 7
with complete verified solutions
Mood Disorders - answer Most common psych illnesses


Primary characteristic is persistent disturbance in mood - answer Major Depressive Disorder


Often occurs without precipitating event - answer MDD


Object loss theory - answer Fairbairn, Winnicott & guntrip


Aggression turned inward theory of MDD - answer Freud


Cognitive Theory - answer Beck


Learned Helplessness-Hopelessness Theory - answer Seligman


Genetic predisposition - answer Strong genetic load for depression for child of depressed parent
-having 3 fold increase in lifetime risk of MDD & 40% chance of depressive episode before age
18.


Endocrine dysfunction Theory - answer Probably related to etiology of MDD


Sleep disturbances, appetite disturbances, libido disturbances, lethargy, anhedonia are
neurovegitative symptoms that are related to functions of the - answer Hypothalamus and
pituitary gland secretions

, Endocrine dysfunction and pregnancy - answer A high incidence of postpartum mood
disturbances is suggested with this


Hypothalamic-pituitary-adrenal axis (HPA) - answer A theory of MDD, may be a result of an
abnormal stress response related to dysregulation of this system


HPA axis - answer Controls the physiological response to stress and is composed of
interconnective feedback pathways between the hypothalamus, pituitary gland, and adrenal
gland.


Hypothalamus releases - answer corticotropin-releasing hormone (CRH)


Adrenocorticotropin hormone (ACTH) - answer Released by pituitary in response to CRH by
hypothalamus


Cortisol - answer Released by adrenal glands in response to ACTH by pituitary gland


Hyperactivity of the HPA axis - answer Demonstrated to be present in individuals with MDD.
May also have elevated cortisol levels


Elevated cortisol levels - answer Over time damages the CNS by altering neurotransmission and
electrical signal conduction. Cortisol over time can cause changes in size and function of brain
tissue


Dexamethasone suppression test (DST) - answer Not commonly used in clinical practice for
screening of depression as it is too non specific.


Hypovolemic hippocampus and hypovolemic prefrontal cortex-limbic striatal regions - answer
Abnormalities demonstrated by neuroimaging in individuals with chronic and severe depression

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