A fish about which there are several health concerns. One concern involves carbon monoxide that prevents the flesh of the fish from discoloring and keeps it red. The FDA permits this practice in the US but Japan, Canada and the European Union have banned the practice because of fears that it could be used to mask spoiled fish. A second concern involves the presence of mercury in tuna. The US government has warned pregnant women, nursing mothers, young children and women of childbearing age to limit their consumption of tuna because of concerns about mercury poisoning.
- Tunica albuginea
The whitish membrane within the penis that surrounds the spongy chambers (corpora cavernosa). The tunica albuginea helps to trap the blood in the corpora cavernosa, thereby sustaining erection of the penis.
- Tunica albuginea of the testis
The layer of dense whitish inelastic tissue that surrounds the testis.
- Tunnel vision
Loss of peripheral vision with retention of central vision, resulting in a constricted circular tunnel-like field of vision. And, by extension, any very narrow point of view. Also called tubular vision.
A bone in the nose that is situated along the side wall of the nose and is covered by mucous membrane.
- Turcot syndrome
A genetic disease characterized by polyps in the colon (large intestine) in addition to tumors in the brain. The polyps in the colon tend to become malignant. The brain tumors are also malignant. Skin abnormalities can also occur. Turcot syndrome is inherited in an autosomal recessive manner and can result from mutations in either the […]