The only other NFL-AFL death that has been attributed directly to a hit on the field also occurred in the fledgling AFL. New York Titans rookie offensive guard Howard Glenn, 24, died hours after a game in October 1960 in Houston, the cause of death also cited as a broken neck.
Human is a complex organisms because humans are made up of trillion of cell and a lot of system and organ .Some of the major systems are blood circulatory systems, the skeletal system, the digestive system, the nervous system and the respiratory system.
Body Systems: Tissues. At this point students know that cells make up all living things. But cells do not work independently within complex organisms such as plants, animals and of course people. Cells work together in organisms like people in an organized way that allows that organism to survive. This page explains how complex organisms are organized or another way of looking at it would be to say how complex living things are built. All complex organisms are made of groups of cells called tissues. Histologists are scientists that are experts on tissues. Tissues are groups of cells working together to get a certain job done. There are four basic types of tissues that make up the body --->. Organs are a groups of different tissues working together to complete a life function. Organ systems are many organs, tissues and cells working together to complete a life function.