In medicine, this radiation is used for diagnosis and treatment. A normal thyroid gland traps about 10-35 % of ingested radioiodine through the sodium-iodide symporter (NIS).NIS is also present in the salivary glands and breast, but only the thyroidal NIS is regulated by the thyroid-stimulating hormone (TSH).
Without the use of a mechanical ventilator, it is especially problematic for someone whoâs ill, and even a diver in top condition could get very tired after a few minutes of such laborious breathing during a deep and strenuous dive. So yes, humans can technically âbreatheâ certain oxygen rich liquids.
Tap water in Barcelona is drinkable and safe for drinking and cooking. Some people don't like the taste of Barcelona tap water very much, but the water is completely safe for drinking and cooking and won't upset your stomach. Restaurants serve bottled water, not tap water.