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Unit 8: Physiology of Human Body Systems
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This is Unit 8: Physiology of Human Body Systems assignment 3 at distinction level
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DigestiveDigestive system:
The digestive system consists of many organs that breaks down a
there are many functions of the digestive system other than dige
and excretion.
Importance of the digestive system:
The body requires nutrients in order for the body to undergo cell
energy, so digestion of food is important for this. The digestive sy
can only absorb smaller molecules.
The function of each part of the digestive system:
Mouth – The first stage of the digestive system is the mouth, it’s l
is oval shaped. The mouth has two functions, these include speak
purpose is to break down the food into smaller molecules.
Pharynx – The second stage of the digestive sy
funnel shaped. The function of the pharynx is to
mouth or nose and take it down the body.
Esophagus – The third stage of the digestive system is the esopha
stomach as it connects the two together and is tube shaped. The
that’s in the pharynx and carry it to the stomach.
, Digestive
Additional parts of the digestive system:
Appendix – The appendix is located next to the large inte
shaped. The function of the appendix is believed to be st
Gall bladder – The gall bladder is located under the liver
pear shaped. The function of the gall bladder is to store
discharges the bile into the duodenum to support it wher
Duodenum – The duodenum is located in the beginning o
the duodenum is tube shaped. The function of the duode
Jejunum – Jejunum is located in the middle of the small in
jejunum is tube shaped. The function of the jejunum is to
further.
Ileum – Ileum is located at the end of the small intestine
The function of the ileum is to digest the food from the s
further.
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