what body system is the esophagus in ?
what body system is the esophagus in？
digestive systemThe esophagus is the hollow, muscular tube that passes food and liquid from your throat to your stomach. It functions as part of your digestive system.2021年8月4日
Furthermore,Is the esophagus part of the skeletal system?
Esophagus is unique, unlike any other organ in the body, it is made up of partly skeletal and partly smooth muscles. Upper part is entirely skeletal (2–4 cm), the middle, a mixture of skeletal and smooth muscle (Figure 9), and the lower part, 11 cm or so in length is entirely smooth.
Thereof,Is the esophagus part of the digestive system?
The GI tract is a series of hollow organs joined in a long, twisting tube from the mouth to the anus. The hollow organs that make up the GI tract are the mouth, esophagus, stomach, small intestine, large intestine, and anus. The liver, pancreas, and gallbladder are the solid organs of the digestive system.
Subsequently,Is the esophagus part of the nervous system?
The esophageal smooth muscle (thoracic esophagus) is innervated by the extrinsic autonomic nerves and the intramural enteric nervous system. It has a well-developed myenteric plexus located between the circular and longitudinal smooth muscle layers of the lower esophagus.
Similarly,What tissues are in the esophagus?
The esophagus contains four layers—the mucosa, submucosa, muscularis, and tunica adventitia. The mucosa is made up of stratified squamous epithelium containing numerous mucous glands. The submucosa is a thick, loose fibrous layer connecting the mucosa to the muscularis.
The esophagus functions to transport material from the mouth to the stomach and, when needed, allows reverse flow in the case of regurgitation, belching, or vomiting. Bolus transport begins with the voluntary swallow in the oral cavity, initiating primary peristalsis.
The esophagus runs behind the windpipe (trachea) and heart, and in front of the spine. Just before entering the stomach, the esophagus passes through the diaphragm. The upper esophageal sphincter (UES) is a bundle of muscles at the top of the esophagus.
The digestive system includes the mouth, pharynx (throat), esophagus, stomach, small intestine, large intestine, rectum, and anus. It also includes the salivary glands, liver, gallbladder, and pancreas, which make digestive juices and enzymes that help the body digest food and liquids.
the small intestineDigestion works by moving food through the GI tract. Digestion begins in the mouth with chewing and ends in the small intestine.
The major parts of the digestive system:
- Salivary glands.
- Small Intestine.
- Large Intestine.
- Accessory digestive organs: liver, gallbladder, pancreas.
After food has travelled along the gut, it has become digested and the nutrients and fluids absorbed; the waste is then expelled through the rectum and anus. The rectum and the upper portion of the anal canal are richly supplied with nerves.