Sphincter . Annular muscle with which the opening of a body cavity is opened and closed to release or retain any stool or discharge; like the urine bladder or the anus . Summary [ hide ] … [Read more...] about Sphincter
Sphenoids (bone)
Sphenoids . It is an odd, central and symmetrical bone, which occupies the anterior and middle part of the base of the bone cavity . It is located between the ethmoid and the frontal , which are in … [Read more...] about Sphenoids (bone)
Scrotum
Scrotum . Set of envelopes that covers and houses the testicles and excretory pathways outside the abdomen in male mammals. This area of the skin is shaped like a sac or bag, it is covered with … [Read more...] about Scrotum
Megaloblastic erythropoiesis
Megaloblastic erythropoiesis . From a general point of view, macrocytic anemias are divided into megaloblastic and non-megaloblastic. It should be noted that macrocytosis without anemia is frequently … [Read more...] about Megaloblastic erythropoiesis
Erythrocyte
Erythrocytes . Also called red blood cells or red blood cells, they are the most numerous formed elements ( cells ) of the blood (around 5 000 000 per mm³), which have a fairly uniform size (diameter … [Read more...] about Erythrocyte