MLA Format: References. 1  The references page is placed at the end of your paper. 2  It should start with a new page, have a centered Works Cited title. 3  Double space all citations.  Create a hanging indent, to do so, indent second and subsequent lines of citations by 0.5 inches.
Primary brain tumors are much less common than are secondary brain tumors, in which cancer begins elsewhere and spreads to the brain. Many different types of primary brain tumors exist. Each gets its name from the type of cells involved. Examples include: 1  Gliomas.2  These tumors begin in the brain or spinal cord and include astrocytomas, ependymoma, glioblastomas, oligoastrocytomas and oligodendrogliomas. 3  Meningiomas.any different types of primary brain tumors exist. Each gets its name from the type of cells involved. Examples include: 1  Gliomas. 2  These tumors begin in the brain or spinal cord and include astrocytomas, ependymoma, glioblastomas, oligoastrocytomas and oligodendrogliomas. 3  Meningiomas.
Brain tumors are abnormal growths of cells in the brain. 1  Although such growths are popularly called brain tumors, not all brain tumors are cancer. 2  Cancer is a term reserved for malignant tumors. 3  Malignant tumors can grow and spread aggressively, overpowering healthy cells by taking their space, blood, and nutrients.etastatic brain tumors are made of cancerous cells from a tumor elsewhere in the body. The cells spread to the brain from another tumor in a process called metastasis. This is the most common type of brain tumor.