Alcohol inhibits ADH, and causes water to diffuse into the renal medulla from the collecting duct.

Alcohol inhibits ADH, which results in the movement of ions from the collecting duct into the renal medulla.

Alcohol inhibits ADH, and prevents water from leaving the collecting duct and entering the renal medulla.

Alcohol stimulates ADH and causes the urine to become very concentrated.

Alcohol stimulates ADH, which causes an increase in renin secretion