Urea is formed in liver as the end product of protein metabolism and digestion. Urea is transported to the kidneys for excretion. A normal range for blood urea nitrogen is generally 8 to 24 mg/dl for adult males and 6 to 21 mg/dl for females.
Wyatt is a recurring character of the ABC Family series, The Fosters. He's Callie's first real friend in school, due to the fact that they are both outsiders. Eventually, he becomes her love interest often having an on-again/off-again relationship with her. He appears for the first time in Hostile Acts.
The latest breakout TV star is joining The Fosters in the fourth season. Fans might be familiar with Elliot Fletcher, known for his role as Noah on this season of MTV's Faking It. The actor plays the transgender role who competes in the battle of the bands contest; he is now making his way into the Foster world. On Monday, The Hollywood Reporter announced that Fletcher will be playing Aaron, an enticing and handsome law student who Callie meets in a coffee shop.