PSYC1B quiz

What is the fundamental difference between an obsession and a compulsion?

They're the same

An obsession is a physical or mental act whereas a compulsion is a persistent, repetitive and intrusive thought.

An obsession is a persistent, repetitive and intrusive thought whereas a compulsion is a physical or mental act.

Which one of these is an obsession?

Extreme fear of dirt, contamination, germs and uncleanliness.

Hoarding, or not throwing away unnecessary items, such as newspapers and expired food.

Which one of these is a compulsion?

Extreme fear of dirt, contamination, germs and uncleanliness.

Hoarding, or not throwing away unnecessary items, such as newspapers and expired food.

Why do we think OCD runs in families?

Due to learning from parents/immediate family members

Difference in brain structure

Most likely due to a combination of genes which predispose you to OCD and environmental conditions

Levels of serotonin are similar within families

What evidence is there that serotonin plays a role in OCD? (more than one answer)

A common medication for OCD (SSRIs) increases serotonin levels

People with low serotonin levels have OCD

One of the genes that is likely associated with OCD can cause reduced serotonin levels

People with high serotonin levels have OCD

The scores in the scale range from 0-20. If an individual scored 18, this indicates that this individual has high levels of compulsivity.

True

False

Name one other type of OCD scale (more than one answer).

Compulsive Activity Checklist

Yale Brown Scale

The Maudsley Obsessive Compulsive Scale

What was the aim of Gibb's Obsessive Compulsive Scale?

To measure the degree of obsessive compulsive traits in an individual

To measure the degree to which you have OCD.

What is a shortcoming of Gibb's OCD scale? (more than one answer)

The scale does not provide separate scores for obsessive thoughts and compulsive behaviours.

It cannot be used clinically on its own

It is too simple and therefore inaccurate.

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