SUDs
Genetic Study designs
Mechanism of Alcohol Action
100

The percent of alcoholism explained by genetics (on average).

Between 0.5 and 0.64 (Deak et al. 2021)

100

What is the first type of study used to investigate genetic influences?

Twin studies.

100

An inhibitory receptor subtype that alcohol binds to.

GABAA

200

The five SUDs examined by Deak et al. (2021).

Alcohol, nicotine, opioid, cocaine, cannabis.

200

What we call genes that are accidentally implicated with disease in genetic studies.

Neutral genes.

200

What happens to VTA DA neuron firing with alcohol.

Enhanced!

300

What disorder (in Deak et al.'s paper) had the largest range for estimates of genetic influence?

Nicotine use disorder (.3 to .7).

300

3 Types of studies used to look at genetic susceptibility in humans.

GWAS, linkage studies, candidate gene studies

300
The two metabolic enzymes that break down alcohol.

Alcohol dehydrogenase and acetaldehyde dehydrogenase.

400

Approximately what percent of people have diagnosable alcohol use disorder at some point during their lives.

Up to 29.1% according to Deak et al (2021).

400

The p value that we want for genetic studies.

10^-8

400

A word that describes drugs that cause birth defects.

Teratogen.

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