The diaphragm - a muscular sheet which lies below the lungs in the chest cavity.
The diaphragm is the large band of muscle that controls the chest cavity. It plays a crucial role in the process of breathing by contracting and relaxing to help expand and compress the lungs.
The muscle below your lungs that controls your breathing.
relaxing
Muscles relaxing and contracting.
Relaxing
Muscles relaxing and contracting.
The blood flows to and from the heart primarily because of the relaxing and contracting of the heart muscle. Muscles throughout the body also exert pressure on blood vessels to literally push blood to the heart. the relaxing and contracting of the heart muscle
Muscles move an animal's skeleton by contracting and relaxing. When a muscle contracts, it pulls on the bones to create movement at the joints. Relaxing the muscle allows the skeleton to return to its original position.
Breathing is the process of inhaling and exhaling air, allowing the body to take in oxygen and remove carbon dioxide. It involves the diaphragm and intercostal muscles contracting and relaxing to expand and contract the lungs. Effective breathing is essential for maintaining oxygen levels in the body and supporting various bodily functions.
A sphincter muscle controls a circular opening in the body. It serves to regulate the passage of substances through the opening by contracting or relaxing. Examples include the anal sphincter and the sphincter muscles in the digestive system.
The diaphragm is a dome-shaped muscle that plays a crucial role in the process of breathing by contracting and relaxing to create a vacuum that draws air into the lungs. It separates the thoracic cavity from the abdominal cavity and aids in regulating pressure within the chest during respiration.
It is not your stomach, it is your diaphragm under your stomach that is hurting. Laughing interferes with your breathing rythm When you laugh a lot you are contracting and relaxing your muscles in your stomach, kinda like doing a lot of curlups.