Erythropoiesis = formation of erythrocytes. 1  the body must produce about 2.5 million new RBCs every second. 2  in adults, erythropoiesis occurs mainly in the marrow of the sternum, ribs, vertebral processes, and skull bones. 3  begins with a cell called a hemocytoblast or stem cell (below)  rate is regulated by oxygen levels:
1 Second Intention Healing â A wound that is extensive and involves considerable tissue loss, and in which the edges cannot be brought together heals in this manner. 2  This is how pressure ulcers heal. 3  Secondary intention healing differs from primary intention healing in three ways:
Second Great Awakening. Second Great Awakening. The Second Great Awakening was a religious revival movement during the early 19th century in the United States. The movement began around 1790, gained momentum by 1800 and, after 1820, membership rose rapidly among Baptist and Methodist congregations whose preachers led the movement. It was past its peak by the late 1850s. The Second Great Awakening reflected Romanticism characterized by enthusiasm, emotion, and an appeal to the super-natural. It rejected the skeptical rationalism and deism of the Enlightenment.