Mesoderm lining the coelom forms mesothelium. Separation of Peritoneal and Pleural Cavities: In the adult, peritoneal and pleural cavities are separated by the diaphragm. The diaphragm isformed by a septum transversum, paired pleuroperitoneal folds, and somatic mesoderm.
Myth: If Iâm diagnosed with HIV, my life is over. Fact: Having HIV does not automatically mean you have AIDS. Many years may pass before people with the virus feel ill or develop the disease. Many people now live long and active lives with HIV because of medical advancements.
In 2010, African Americans represented 17% of teenagers and 16% of people aged 20â24 in the overall population, but accounted for 57% of new HIV infections among those aged 13â24. Young men who have sex with men (MSM), especially those of color, have the highest risk of HIV infection among young people. Among youth aged 13-24 diagnosed with HIV in 2014, 80% were gay and other MSM. Of those, 55% were black, 23% were Hispanic/Latino, and 16% were white. Adolescent females are also at risk.