pericardium
The tissue forming a loosely fitting "sack" around the heart is known as the pericardium. The musculature of the heart itself, consisting of "cardiac" muscle fibers, is, in general, referred to as the myocardium.
Taking long, deep breaths and lying down can help slow an increased heart rate caused by activity.
heart
Your heart pumps blood. It's part of the circulatory system.
Heartburn or 'acid reflux' to give it the correct term - is the action of stomach acid rising up the digestive tract. Acids are corrosive - and this causes a burning sensation around the same area that the heart sits in the body - gaining the common name heart-burn.
The sac is called the pericardial sac. The snake's heart can move 1 to 1 1/2 inches because of this sac.
The tissue forming a loosely fitting "sack" around the heart is known as the pericardium. The musculature of the heart itself, consisting of "cardiac" muscle fibers, is, in general, referred to as the myocardium.
Erna Sack's birth name is Weber, Erna.
The sack worn by mountain men around their necks was called "a bullet pouch."
Another word for the coarse sack is a "gunnysack" or "potato sack."
nut sack
possibles sack
The sac surrounding the heart is called the pericardium. The pericardium has two layers with fluid between them, and it serves to protect and anchor the heart.
I-sack
A burlap bag. A potato sack A gunny sack
Yes, the heart is encased in a double-walled sac called the pericardium. This structure consists of an outer fibrous layer and an inner serous layer, which provides lubrication and reduces friction as the heart beats. The pericardium helps protect the heart and maintains its position within the chest cavity.
The hacky sack was invented in China. Another name for hacky sacks are footbags.