Normal Menstrual Cycle. The menstrual cycle is the series of changes your body goes through to prepare for a possible pregnancy. About once a month, the uterus grows a new, thickened lining (endometrium) that can hold a fertilized egg. When there is no fertilized egg to start a pregnancy, the uterus then sheds its lining.
Anthrax is an acute disease caused by the bacterium Bacillus anthracis. Most forms of the disease are lethal, and it affects mostly animals. It is contagious and can be transmitted through contact or consumption of infected meat.nthrax is an acute disease caused by the bacterium Bacillus anthracis. Most forms of the disease are lethal, and it affects mostly animals. It is contagious and can be transmitted through contact or consumption of infected meat.
We hear about Rabies, Ringworm, and Lyme disease, but many other diseases pose a threat to humans. 1  Plague: Rodents, cats, rabbits, squirrels, related animals. 2  Tuberculosis: Caused by a bacterium called Mycobacterium tuberculosis. 3  Cat Scratch Fever: Caused by a bacterium called Bartonella henselae.