Hi!This is Shees. Today we talked about Stomach and all its information.


It is a digestive organ that is located in upper abdomen under the ribs.It is also called the second brain.


It is located in the left upper part of your belly.

Key points:

  • The upper part of stomach connected to the esophagus and lower part of stomach connected to the small intestine.
  • Second brain contain 100 million neuron.
  • This is not the seat of conscious feeling and decision making.
  • It serves as the first line of defence for your immune system.
  • It contains Hydrochloric acid that kills all germs                                                                                                  .stomach
  • When you blush your stomach lining also turned red.
  • Adult stomach has the 1.5-liter ability to carry food.
  • Your stomach produces a new layer of mucus every 2 years.
  • Food that not break down completely in the stomach.
  • When you swallow your food you also swallow a small amount of air.
  • Stomach primary function is not to absorb all nutrition.
  • The digestive system linked to the person’s thought and feeling.

How stomach responds to food:

First of all, food enters into the stomach. The muscles of stomach create rippling motion that mixes or mash the whole food.In the same time, stomach wall secret gastric juice.These juices  help in digestion.

After 3 hours, food turned into the liquid state, that move to the small intestine.

How do you get butterflies in your stomach:

These butterflies are associated to fight and flight responses.

These occur due to the reduction in blood flow.

When the brain perceives potential threat then there is an increase in heartbeat rate, blood pressure, breathing rate.

Nervous system stimulates the production of Adrenaline and Cortisol that turn the body into the tense and sweaty mess.

Stomach muscles are also extra-sensitive.


Flexible organ: 

The stomach is a flexible organ.

It consumes a large meal.The wall of upper stomach relaxes to make more food.

How full you feel is associated with the stomach pressure.

Three factor collaborate in triggering the relaxing reflex:

Following are the factors:

  1. Sight and smell of the food.ine as
  2. The pressure of food against the stomach.
  3. Duodenum tastes the component of the food.

Stomach rumble:

It is the muscular activity of the stomach. The walls of the stomach are activated and squeeze the tract content to mix and propel food, gas and fluids through stomach that generate rumbling noise.

stomach growling:

it is associated with hunger in the absence of food.

It also comes from the small intestine.


It can be defined as flatus expelled through the anus.

  • Flatus volume and frequency vary greatly.
  • intestinal gas has a feculent smell.
  • it passes out by the concentration of the muscles.
  • gas noise is generated by the vibration of anal sphincters or closed buttock.
  • It causes embarrassment.

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