Flashcards in Anxiety Deck (55)
What is Fear?
An immediate alarm to present danger, characterized by a strong motivation to escape
What is Anxiety?
A mood state arising from the expectation of a future threat that is perceived as uncontrollable or unavoidable
Fear activates the ______ axis to bring about the fight-or-flight resposnse
SAM - Sympatho-Adreno-Medullary
What is characterized as a chronic mood state and cognitive process which is a response to a perceived future threat ?
what is characterized as a brief, automatic, emotional response to a imminent threat which results in intense autonomic arousal as a survival instinct ?
_______ is a normal and appropriate reaction to stressful situations
Anxiety _______ are when anxious feelings become so frequent or intense that they begin to take over an individuals life
Individuals with anxiety disorders are at high risk of committing _____
What are anxiety disorders most commonly comorbid with?
What is a panic attack?
An abrupt surge of intense fear or discomfort
What can most physical symptoms of panic attacks be attributed to?
Activation of the Sympathetic Nervous System
What is a panic disorder?
An anxiety attack in which panic attacks occur repeatedly without warning or a clear relation to external stimuli
What is it called when someone dreads the possibility of a future panic attack, which can lead to withdrawal from society and even cause more panic attacks?
What is a Phobia?
Anxiety disorder characterized by panic attacks directed at a specific object or situation
What is the most common anxiety disorder?
What is social phobia?
Fear of being involved in society
Fear of being in public spaces
How doe most people attempt to control their phobias?
By avoiding triggering objects or situations
What area of the brain is responsible for emotional and motivated behaviours and becomes activated in times of fear?
What structure does the amygdala output to and what this structure regulate?
Stress response (SAM and HPA)
The amygdala's fast response to a stimulus occurs via the _________ and happens before we even know what it is we are afraid of
The amygdala's slow response occurs as input from a fearful stimulus is relayed from the _______ to the _______ where it is processed, allowing you to identify the threat and response accordingly
The _____ is our conscious control over anxiety and is involved in the final stages of reacting to danger by planning course of action required to address the situation
Brain image studies on individuals with panic disorders reveal increased activation in the ___________ and ___________
Cingulate Cortex and Parahippocampal Gryus
What functions are the Cingulate Cortex and Parahippocampal Gyrus involved in?
Learning and Memory - particularly avoidance and fear learning
Brain image studies on individuals with panic disorders often show hypersensitivity in the ___________
What is hypersensitivity in the Amygdala tied with?
Enhanced response to anxiety-provoking stimuli
Brain image studies on individuals with panic disorders often reveal decreased activity in the ___________
What does loss of activity in the PFC during panic attacks explain?