Absorption is major digestive process involves nutrient molecules passing across the mucosal layer of the gastrointestinal tract into the blood or lymph.
<h3>What is nutrient?</h3>
- An organism needs nutrients to survive, develop, and reproduce.
- Animals, plants, fungi, and protists all need to consume certain nutrients.
- For metabolic functions, nutrients can enter cells or be expelled out of cells to form non-cellular structures like hair, scales, feathers, or exoskeletons.
- Some nutrients, such as carbohydrates, lipids, proteins, and fermentation products (ethanol or vinegar), can be metabolically changed into smaller molecules in the process of releasing energy, which results in the end products of water and carbon dioxide.
- All living things need water.
<h3>What is Mucous membrane?</h3>
- A mucous membrane, also known as mucosa, is a type of membrane that lines internal organ surfaces and other spaces in an organism's body.
- It is made up of a layer of loose connective tissue on top of one or more layers of epithelial cells.
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Pericarditis is your answer. Its a inflammation of the two layers of the thin membrane surrounding the heart.
