Answer:
The statement is true.
Explanation:
Drinking water at room temperature helps a person in digestion more rapidly. It helps to better maintain the blood circulation. It helps a human body to get rid of toxins faster. But drinking cold water is now proven to scientifically burn more calories than drinking water at room temperature. The logic behind this statement is that because body has to work harder to main its core temperature, so when cold water is taken, body works harder and burn more calories. Though this is not the long term way to lose weight.
The first line of defence (or outside defence system) includes physical and chemical barriers that are always ready and prepared to defend the body from infection. These include your skin, tears, mucus, cilia, stomach acid, urine flow, 'friendly' bacteria and white blood cells called neutrophils. Hope this helps.
I think the answer is the cochlea and/or the vestibular system.