Constrictions of ureter
normal physiological narrowings of the ureter observable in a pyelogram; the uppermost occurs at the origin of the ureter from the renal pelvis; a second occurs as the ureter crosses the iliac vessels and pelvic brim; the inferiormost occurs as the ureter penetrates the wall of the urinary bladder.
Constrictions of ureter normal physiological narrowings of the ureter observable in a pyelogram; the uppermost occurs at the origin of the ureter from the renal pelvis; a second occurs as the ureter crosses the iliac vessels and pelvic brim; the inferiormost occurs as the ureter penetrates the wall of the urinary bladder...
Hormones are produced in the endocrine glands of animals. The pituitary gland and hypothalamus are the most impor..
One of Mendel’s law of inheritance is the “law of dominance”. Read this tutorial to know more about this form of i..
Plants are responsible for incredible feats of molecular transformation. Plant processes, such as photosynthesis, photop..
If New Zealand has lots of unique animals, it's also got a whole lot of unique plants. Find out more about some of them,..
DNA is a double helix structure comprised of nucleotides. A nucleotide, in turn, is made up of phosphate molecule, deoxy..
Plants are characterized by having alternation of generations in their life cycles. This tutorial is a review of plant m..
