Unit 4 Media Response Flashcards Preview

Psychology Units 3+4 > Unit 4 Media Response > Flashcards

Flashcards in Unit 4 Media Response Deck (21)
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1
Q

Define anxiety disorders.

A

Dysfunctional feelings of extreme apprehension, fear, stress and uneasiness.

2
Q

What are the five main types of anxiety disorder.

A
  • Generalised anxiety disorder.
  • Phobic disorder.
  • Panic disorder.
  • OCD.
  • Post-traumatic stress disorder.
3
Q

Define phobic disorder.

A

A fear of something that interferes with a person’s ability to function in day-to-day life.

4
Q

In what percentage of the population do anxiety disorders occur?

A

18%

5
Q

When are women more vulnerable to anxiety disorders?

A

Between 45-54 years old.

6
Q

Define phobia.

A

Defines as a persistent, irrational and intense fear of a particular object or event.

7
Q

What is social phobia?

A

Can involve a fear of other people or social situations.

8
Q

What is specific phobia?

A

Fear of a single object or event that triggers a panic response.

9
Q

What is agoraphobia?

A

Fear of leaving a familiar place such as home.

10
Q

What are the three contributing biological factors to the maintenance and development of a phobia?

A
  • Stress response.
  • GABA (Gamma-amino butyric acid).
  • Genetic factors.
11
Q

What is the role of the stress response?

A

Activates the fight-or-flight response; releasing stress hormones such as adrenaline and noradrenaline into the blood stream to:

  • Increase heart rate.
  • Increase respiration rate.
  • Circulate more glucose through the body for more energy.
  • Improve focus.
  • Temporarily boost stamina to either fight the impending danger or flee to a safe place.
12
Q

List the symptoms of the stress response.

A
  • Elevated heart rate
  • Elevated blood pressure
  • Tremors
  • Palpitations (abnormally fats heartbeat that the person is aware of)
  • Diarrhea
  • Sweating
  • Shortness of breath
  • Dizziness
  • Skin sensation of prickling, burning or itching
13
Q

Where are the amygdala and hippocampus located?

A

Left and right medial temporal lobes.

14
Q

What does the amygdala do?

A

Is vital in initiating and processing emotional responses and in forming emotional memories.
- Is part of the Limbic system.

15
Q

What does the hippocampus do?

A

Involved in the formation of declarative memories such as information about the world, facts, knowledge and autobiographical memories.

16
Q

Outline what occurs when a person experiences a frightening event.

A
  • Frightening event.
  • All sense are processed by the amygdala.
  • Emotion is linked to the memory.
  • Memory is consolidated by the hippocampus.
17
Q

What is the amygdala responsible for?

A

The formation and storage of classically conditioned event.

Therefore, if a person is exposed to a similar stimulus to the anxiety-inducing stimulus, the amygdala ‘triggers’ the emotion of fear which leads to the fight-or-flight response.

18
Q

What does GABA stand for?

A

Gamma-amino butyric acid.

19
Q

What is GABA and what is its role?

A

It is a neurotransmitter which has an inhibitory role in the regulation of anxiety, arousal and sleep.

20
Q

Low levels of GABA = High levels of anxiety

A

t(-.-t)

21
Q

GABA-producing Synapes are present in approximately 49% of all nerve junctions in the brain.

A

._.