They are known as the anterior cranial fossa, middle cranial fossa and posterior cranial fossa. Each fossae accommodates a different part of the brain. The anterior cranial fossa is the most shallow and superior of the three cranial fossae. It lies superiorly over the nasal and orbital cavities.
Benign prostatic hyperplasia: A common, noncancerous enlargement of the prostate gland. The enlarged prostate may compress the urinary tube (urethra), which courses through the center of the prostate, impeding the flow of urine from the bladder through the urethra to the outside. Abbreviated BPH. If BPH is severe enough, complete blockage can occur.
malignant definition. A descriptive term for things or conditions that threaten life or well-being. Malignant is the opposite of benign. Note: The term malignant is used in describing cancerous tumors (see cancer) because such growths are a threat to the health of the individual. Note: The term is often used in a general way to denote something that is both destructive and fast growing: âThe malignant growth of the suburbs is destroying the landscape.â The New Dictionary of Cultural Literacy, Third Edition