Understanding Depression

What percentage of American adults are expected to experience depression at some point in their lives?

• 10%

• 16%

• 25%

• 30%

Which manual do healthcare professionals use to diagnose mental disorders?

• ICD

• DSM

• APA

• WHO

What is one of the key symptoms of depression according to the DSM?

• Excessive happiness

• Heightened alertness

• Increased energy

• Feeling sad or numb

What is a common misconception about the cause of depression?

• Lack of endorphins

• Excessive adrenaline

• Too little serotonin

• Too much dopamine

What do SSRIs do in the brain?

• Block serotonin receptors

• Increase dopamine levels

• Reduce serotonin reuptake

• Enhance adrenaline production

How many other neurotransmitters, besides serotonin, are suggested to be involved in depression?

• 7

• 2

• 3

• 5

Which brain region is associated with processing emotions and is altered in depression?

• Cerebellum

• Amygdala

• Thalamus

• Medulla

What did a 2018 genome-wide study find about depression?

• Only environmental causes

• No genetic link

• Depression is purely genetic

• 44 gene variants associated

What is a potential reason why SSRIs take time to work?

• Immediate chemical changes

• Growth of new neurons

• Quick serotonin increase

• Instant mood improvement

What is the relationship between genes and environment in depression?

• Genes alone cause depression

• Environment alone causes depression

• Interaction of genes and environment

• Neither genes nor environment matter