In a selective nerve root block, a small needle is placed in the foramen alongside the nerve root and the medication is injected. When the nerves in the foramina are irritated or pinched by a bulging disk, narrowed ânerve canalâ or bone spur, the resulting inflammation can cause pain, numbness, or tingling.
The corpus luteum (Latin for yellow body; plural corpora lutea) is a temporary endocrine structure in female mammals that is involved in the production of relatively high levels of progesterone and moderate levels of estradiol and inhibin A.
What is the endometrium? Endometrium is the layer of tissue inside the uterus. The endometrial cells have a monthly cycle of growth and collapse which is stimulated by the ovarian hormones. The number of cells and blood vessels increase over the cycle in preparation for the implantation of the fertilised embryo.