an organ
Stomach.
It is an organ.
love
love
Fish that have a stomach, generally secrete stomach acid (HCl). However, not all fish have a stomach. For example carp have no stomach and thus no stomach acid secretion.
intestine, and stomach
There are many reasons why your dog could have stomach swelling. Your dog could have a twisted stomach for example.
mechanical
Pepsin is an example.
The word gastric refers to the stomach organ. For example, you could say "stomach juices" rather than "gastric juices" because those occur in the stomach.
There are an infinite number of meanings that a stomach tattoo may have. Maybe someone's loved one died of cancer found in the stomach for example.
Stomach, Intestine, urinary bladder