Med Crash course youtube: Psych

Question 1

What neurotransmitter causes Depression?

Answer 1

• Decreased serotonin levels and decreased noradrenaline too

Question 2

Depression risk factors:

Answer 2

• Genetics
• Adverse childhood experiences
  -female sex and older age
  -previous episode of depression

Question 3

Grief vs. Depression:

Answer 3

Grief:
- Irritability
-Deep sadness
- Difficulty practicing acceptance
- Seeing or hearing things related to the loss

Similarities:
-intense malaise
-sleep disruption
-loss of appetite
-weight loss

Depression:
-Guilt (UNRELATED to grief)
-Preoccupation with worthlessness
- Prolonged difficulties functioning
-Suicidal ideation

Question 4

ICD 11: Depression

Answer 4

• Need to have 5 symptoms mostly every day lasting at least 2 weeks AND 1 symptom from affective cluster(depressed mood/less interest in pleasure/activities)

Symptom list includes:
Affective cluster=
-Depressed mood
- Reduced interest in pleasure/activities

Cognitive-behavioural cluster:
- reduced ability to concentrate
-believes low self-worth
-absence of hope about future
-recurrent thoughts of death/evidence of attempted suicide.

Neurovegetative cluster:
- very disrupted sleep
- change in appetite/significant change in weight
- Psychomotor agitation
- Reduced energy, fatigue/tiredness