Your heart is located between your lungs in the middle of your chest, behind and slightly to the left of your breastbone (sternum). A double-layered membrane called the pericardium surrounds your heart like a sac.he heart weighs between 7 and 15 ounces (200 to 425 grams) and is a little larger than the size of your fist. By the end of a long life, a person's heart may have beat (expanded and contracted) more than 3.5 billion times.
There are 320 calories in 1 serving of Pei Wei Mongolian Beef. Calorie breakdown: 47% fat, 28% carbs, 25% protein.
A 4 oz. serving of gyro meat provides 178 calories. This amount is about 9 percent of the daily recommended intake of 2,000 calories. Gyro meat is higher in calories than some other types of meat, such as chicken.at Content. Gyro meat is high in fat, with 11 g in each 4 oz. serving. Of this fat, 4.7 g comes from saturated fat. The USDA suggests you consume 20 percent to 35 percent of your calories from total fat, and less than 10 percent from saturated fat.