The state of the PENIS when the erectile tissue becomes filled or swollen (tumid) with BLOOD and causes the penis to become rigid and elevated. It is a complex process involving CENTRAL NERVOUS SYSTEM; PERIPHERAL NERVOUS SYSTEMS; HORMONES; SMOOTH MUSCLES; and vascular functions
Eremitic life -- Early works to 1800 : Goscelin of St. Bertin : the book of encouragement and consolation / translated from the Latin with introduction, notes, and interpretive essay [by] Monika Otter
Common name of the order Siluriformes. This order contains many families and over 2,000 species, including venomous species. Heteropneustes and Plotosus genera have dangerous stings and are aggressive. Most species are passive stingers
Eretz Israel -- Antiquities -- Gazetteers. : A gazetteer of buildings in Muslim Palestine / by Andrew Petersen ; with contributions by Marcus Milwright ; drawings by Heather Nixon ; maps by Peter Leach
Excavations (Archaeology) -- Eretz Israel. : Saul, Benjamin and the emergence of monarchy in Israel : biblical and archaeological perspectives / edited by Joachim J. Krause, Omer Sergi, and Kristin Weingart
Eretz Israel -- International status. : From coexistence to conquest : international law and the origins of the Arab-Israeli conflict, 1891-1949 / Victor Kattan ; foreword by Richard Falk