Question

what is joint
what is stomach
what is nutrition

Answer 1

joint:- Joints are structures where two bones are attached. Movable or synovial joints allow bones to move relative to each other. 
eg. pivot joint, elbow joint etc..

stomach:- In the digestive system the stomach is involved in the second phase of digestion, following mastication (chewing). In humans and many other animals, the stomach is located between the oesophagus and the small intestine. It secretes digestive enzymes and gastric acid to aid in food digestion.

nutition:- the act or process of nourishing or being nourished; specifically : the sum of the processes by which an animal or plant takes in and utilizes food substances. foods that are necessary for human nutrition.

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Answer 2

Joint- A joint or articulation (or articular surface) is the connection made between bones in the body which link the skeletal system into a functional whole


Stomach- The stomach is a muscular, hollow organ in the gastrointestinal tract of humans and many other animals, including several invertebrates. The stomach has a dilated structure and functions as a vital digestive organ. In the digestive system the stomach is involved in the second phase of digestion, following mastication (chewing).

Nutrition- Nutrition is the science that interprets the interaction of nutrients and other substances in food in relation to maintenance, growth, reproduction, health and disease of an organism. It includes food intake, absorption, assimilation, biosynthesis, catabolism and excretion.



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