The GI tract consists of mouth, esophagus, stomach, small intestine, large intestine, and anus,
<h2>Pathway of digestion</h2>
The GI tract is a series of hollow organs that is joined in a long, twisting tube from mouth to the anus. The GI tract are the mouth, esophagus, stomach, small intestine, large intestine, and anus are the hollow organs while on the other hand, the liver, pancreas, and gallbladder are the solid organs of the digestive system.
The food enters through mouth which moves after chewing to esophagus then to the stomach. After digestion, all the nutrients are absorbed whereas waste materials are send to the small and then large intestine and finally to anus.
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Answer:
As the body tries to fight the infection, the immune system causes inflammation to make it hard for the virus to copy itself. The process of fighting the infection causes most of the symptoms people have. As the virus makes its way down to the lungs it can cause the lungs to become inflamed. This can lead to pneumonia.
Explanation:
Cricket is said to be a multicellular organism and not a unicellular organism.
<u>Explanation:</u>
- The cell is said to be the functional and structural unit of every living organism. In this, some organisms possess a single cell while others consist of multicellular or many cells.
- Unicellular are the organisms that are known to possess only a single cell. Whereas multicellular organisms consist of many cells.
- In the unicellular organisms single cell is responsible for the total function of that organism whereas in multicellular animal each group of cells possesses a different function as they do the specific action for the body.
- Cricket is said to be the insect similar to a grasshopper that belongs to the Arthropoda family.
Answer:
C. inhibiting the breakdown of neurotransmitters in the brain
Explanation:
Monoamino oxidase (MAO) facilitates the break down and removal of neurotransmitters like nor-epinephrine, epinephrine, serotonin in brain which have excitatory effects on neurons. When these neurotransmitters are degraded by MAO, this would lead to decreased excitatory level of neurons and it will become less functionable as seen in most of the patients suffering from depression, panic disorders, social disphobia and some neurodegenerative disease.
Monoaminooxidase Inhibitors prevents the degradation of above mentioned neurotransmitters which leads to increasing their levels and concentration which allows them to work and influence on neurons effected by depression.
Answer:
Some variation is the result of differences in the surroundings, or what an individual does. This is called environmental variation.