Rectum: Where faeces are stored before going to the anus.
Bladder: Where urine is stored.
Pancreas: Controls blood sugar levels by maintaining constant amount of glucose through actions of glycogen and insulin. It realses insulin into the blood when there is too much glucose in it to lower blood sugar levels. It also produces amylase, lipase and protease and releases them into the small intestine.
Muscles: contract when we are cold so that we shiver. Contraction needs respiration, which in turn releases engery that warms us up.
Hypothalamus: in the brain, it monitrs water levels, carbon dioxide content and body temperature.
Thermoregulatory Centre: in the brain, it recieves impulses from the skin detecting whether the skin is too hot or cold. It then sends signals to the body to tell it how to react.
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