Mental Health Exam 2 SG
This set covers key neurotransmitter imbalances and their related mental health disorders for the Mental Health Exam 2 study guide. It helps learners link specific neurotransmitters to conditions like schizophrenia, depression, anxiety, and Alzheimer’s disease.
Disorders or illnesses that are caused by neurotransmitter malfunction
Dopamine - increase - Schizophrenia
Serotonin - decreased - Depression
Norepinephrine - decrease - Depression
y-Aminobutyric acid (Glutamate )- decrease - Anxiety disorders
Acetylcholine - decrease - Alzheimers
Key Terms
Disorders or illnesses that are caused by neurotransmitter malfunction
Dopamine - increase - Schizophrenia
Serotonin - decreased - Depression
Norepinephrine - decrease - Depression
y-Aminobutyric acid...
Function of Broca’s area (Assessment)
Broca’s area is responsible for speech.
Patients with damaged broca’s area has difficulty understanding syntactically complex or semantically re...
Mechanism of action for antipsycotics
Many drugs, such the older neuroleptic antipsychotics, interact with ACh and its receptor sites to produce anticholinergic side effects, which occu...
1st generation (typical) antipsychotic: mechanism of action
blocks D2 receptors - not selective
2nd generation (atypical) antipsychotic: Mechanism of action
blocks D2 and 5HT2A receptor (dopamine and serotonin ) - somewhat selective
Effects of GABA
brain’s principal inhibitory neurotransmitter
Turns off nerve cells and slows or stops acti...
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| Term | Definition |
|---|---|
Disorders or illnesses that are caused by neurotransmitter malfunction | Dopamine - increase - Schizophrenia Serotonin - decreased - Depression Norepinephrine - decrease - Depression y-Aminobutyric acid (Glutamate )- decrease - Anxiety disorders Acetylcholine - decrease - Alzheimers |
Function of Broca’s area (Assessment) | Broca’s area is responsible for speech. |
Mechanism of action for antipsycotics | Many drugs, such the older neuroleptic antipsychotics, interact with ACh and its receptor sites to produce anticholinergic side effects, which occur when muscarinic acetylcholine receptors are blocked. 1st generation ( typical ) antipsychotics - blocks D2 receptors - not selective 2nd generation (atypical) antipsychotics - blocks D2 and 5HT2A receptor (dopamine and serotonin ) - somewhat selective |
1st generation (typical) antipsychotic: mechanism of action | blocks D2 receptors - not selective |
2nd generation (atypical) antipsychotic: Mechanism of action | blocks D2 and 5HT2A receptor (dopamine and serotonin ) - somewhat selective |
Effects of GABA | brain’s principal inhibitory neurotransmitter Turns off nerve cells and slows or stops actions in postsynaptic neurons. |
Education about donepezil (Aricept) | Donepezil (Aricept) and other similar drugs inhibit the cholinesterase enzyme that breaks down ACh. This increases the amount of available ACh, thereby delaying the onset of symptom |
Risk factors for mental illness | Genetics |
Assessment for patient with injury to temporal lobe | Auditory hallucinations Increased sexual focus Decreased motivation Alterations in memory Altered emotional responses Sensory aphasia Affect fluctuates dramatically |
Behavioral changes related to frontal lobe injury | Changes in affect, such as flattening Alteration in language production Alteration in motor functioning Impulsive behavior Impaired decision making Concrete thinking |
Behavioral changes related to PTSD | pt may experience intense fear, helplessness, or horror |
Nursing diagnosis for anxiety | Risk for suicide •Anxiety •Death anxiety •Stress overload •Self-mutilation •Hopelessness •Powerlessness •Social isolation •Disturbed sensory perception •Disturbed thought processes •Insomnia•Impaired memory •Deficient knowledge •Fear •Fatigue •Chronic low self-esteem •Disturbed body image •Risk-prone health behavior •Ineffective role performance •Ineffective coping •Defensive coping •Ineffective denia l•Impaired social interaction •Compromised family coping •Interrupted family processes •Spiritual distress •Decisional conflict •Noncompliance •Posttrauma syndrome •Risk for posttrauma syndrome |
Cardiovascular C/M of Anxiety: | Palpitations, racing heart, BP changes. fainting, |
Respiratory C/M of Anxiety: | Rapid and shallow breathing, pressure in chest, SOB, gasping, lump in throat |
GI C/M of Anxiety: | Loss/Increased of appetite, abd discomfort, feeling of fullness, nausea, heartburn, diarrhea |
Neuromuscular C/M of Anxiety: | Hyperreflexia, insominia, tremors, pacing, clumsiness, restlessness, flushing, sweating muscle tension |
GU C/M of Anxiety: | Decreased libido, increased frequency or urgency of urination |
Cognitive C/M of Anxiety: | Decreased attention, inability to concentrate, forgetfulness, impaired judgment, thought blocking, fear of injury or death |
Behavioral C/M of Anxiety: | Rapid speech, muscle tension, fine hand tremors, restlessness, pacing, hyperventilation |
Affective C/M of Anxiety: | Irritability, impatience, nervousness, fear, uneasiness |
Nursing intervention for anxiety | Maintain safety for pt and environment |
Nursing intervention for patient experiencing severe anxiety | requires brief, directive verbal interchanges aimed at increasing feelings of safety and security |
Education about anxiolytics | Benzodiazepines must be used short term due to tolerance and dependence. |
Assessing severity of anxiety | ANS excessively stimulated (increase v/s, diaphoresis, urinary urgency & frequency, present diarrhea, dry mouth, decreased appetite and dilated pupils) muscles rigid and tense Senses affected Hearing and pain sensation decreases Perception field is greatly narrowed Problem solving is difficult Selective attention Distortion of time Dissociative tendencies, Detachment Vigilambulism Feels threatened and startled with new stimuli Activity increases or decreases Appears and feels depressed Demonstrates denial Complains of aches or pains Agitated or irritable Need for space increases Eyes may move around or fixed gaze |
Discharge criteria for patient with anxiety disorder | Identify situations and events that trigger anxiety and select ways to prevent or manage them. |
light and dark” side of addiction | Light |