Exam 4 Material (Stress, anxiety, and mood disorders) Flashcards
What is the inappropriate expression of fear?
Anxiety
What is the most common anti-anxiety drug?
Benzodiazepines
What binds to the GABAa receptor, and facilitate the effects of GABA?
Benzodiazepines
What has similar effects to benzodiazepines (enhances GABA effects)?
Alcohol
What is the most common pharmaceutical treatment for anxiety?
Benzodiazepines
What helps to mobilize energies to fight stressors?
Cortisol
Where is cortisol released from?
Adrenal cortex (is stimulated by the ACTH)
What is the dormant response to prolonged stressors?
HPA axis
What brain area is harmed by prolonged exposure to cortisol/stress?
Hippocampus
What occurs in some people after terrifying experiences and includes the following symptoms?:
- Frequent distressing recollections (i.e., flashbacks)
- Nightmares
- Avoidance of event reminders
- Exaggerated arousal in response to noises and other stimuli
- Victims have a smaller than average hippocampus
- The amygdala is essential for the extreme emotional impact that produces ______
PTSD
What disorder implicates feeling sad and helplessness every day for weeks? Includes the following characteristics:
- Little energy
- Feelings of worthlessness
- Suicidal thoughts
- Feelings of hopelessness
- Difficulty sleeping
- Difficulty concentrating
- Little pleasure
- Females are more likely to have this disorder than males
Major depression
How are genetics and stress related to depression?
Genes associated with depression also associated with anxiety disorders and other affect-related conditions.
What is an electrically induced seizure that is used for the treatment of severe depression (for patients who have not responded to antidepressant medication or are suicidal)?
Electroconvulsive therapy (ECT)
What is restless activity, excitement, laughter, self-confidence, rambling speech, and loss of inhibition?
Mania
What is characterized by alternating states of normality and depression?
Unipolar disorder
What is characterized by the alternating states of depression and mania?
Bipolar disorder
What is characterized by full-blown episodes of mania?
Bipolar disorder I
What is characterized by much milder manic phases, called hypomania, consisting of anxiety and agitation (brain glucose increases during mania and decreases during depression)?
Bipolar disorder II
What is lithium used to treat?
Bipolar disorder
What is a form of depression tied to the seasons (more common in winter/more common near the poles/treatment often uses very bright lights)?
Seasonal affective disorder (SAD)
What is a disorder characterized by deteriorating ability to function in everyday life for 6+ months with 2+ of the following?:
- Hallucinations (i.e., “hearing voices”)
- Delusions: Unjustifiable beliefs
- Grossly disorganized behavior
- Disorganized speech
- Weak or absent signs of emotion, speech, and socialization
Schizophrenia
What are behaviors that are present that should be absent (hallucinations, delusions, disorganized speech, and disorganized behavior)?
Positive symptoms (schizophrenia)
What are behaviors that are absent that should be present (weak or absent emotion, speech, and socialization) (usually stable over time and difficult to treat)?
Negative symptoms (schizophrenia)