os uteri internum –>
isthmus of uterus
An elongated constriction at the junction of the body and cervix of the uterus.
Synonym: isthmus uteri, guyon’s isthmus, orificium internum uteri, os uteri internum, ostium uteri internum.
Dictionary > Os uteri internum
You will also like...
Physical Development in Humans
This tutorial elaborates on the physical development of humans, particularly from puberty to adulthood. Read this tutori..
Human Reproduction and Fertilization
For human species to obviate extinction, reproductive mature adults should be producing viable offspring in order to con..
Cell Biology
The cell is defined as the fundamental, functional unit of life. Some organisms are comprised of only one cell whereas o..
The Origins of Life
This tutorial digs into the past to investigate the origins of life. The section is split into geological periods in the..
Plant Cells vs. Animal Cells
Plant cells have plastids essential in photosynthesis. They also have an additional layer called cell wall on their cell..
Animal Growth Hormones
Hormones are produced in the endocrine glands of animals. The pituitary gland and hypothalamus are the most impor..