The thyroid scan and thyroid uptake provide information about the structure and function of the thyroid. The thyroid is a gland in the neck that controls metabolism, a chemical process that regulates the rate at which the body converts food to energy. top of page.
The mask, dubbed Triton, acts like a fish gill to extract oxygen from water so that the user can keep on breathing while under the sea. The scaly texture on the arms conceal small holes in the material where water is sucked in.
An adequate supply of dissolved oxygen gas is essential for the survival of aquatic organisms. A deficiency in this area is a sign of an unhealthy river. There are a variety of factors affecting levels of dissolved oxygen. The atmosphere is a major source of dissolved oxygen in river water.Waves and tumbling water mix atmospheric oxygen with river water. Oxygen is also produced by rooted aquatic plants and algae as a product of photosynthesis. There are physical factors that can lessen the amount of oxygen dissolved in the Cuyahoga.aves and tumbling water mix atmospheric oxygen with river water. Oxygen is also produced by rooted aquatic plants and algae as a product of photosynthesis. There are physical factors that can lessen the amount of oxygen dissolved in the Cuyahoga.