Conservation status: Endangered. Diet: Main diet is krill, also other plankton. Appearance: Blue-grey, with lighter tones on underside. Blue whales can truly claim the title of âgentle giants.â The largest creatures known to have ever lived on Earth, their tongues can outweigh elephants, their hearts can outweigh cars.
A. membrane that lines the marrow cavity of a long bone B. region between the diaphysis and epiphysis C. disk between the vertebrae D. red bone marrow E. membrane that covers the outside of a bone Question 12 of 25 (worth 1 point) Hernia of the meninges is A. a meningocele B. meningitis C. meningodysplasia D. a meningioma E. meningorrhagia.
Endosteum covers the inside of bones, and surrounds the medullary cavity. [edit on Wikidata] In anatomy the endosteum (plural endostea) is a thin vascular membrane of connective tissue that lines the surface of the bony tissue that forms the medullary cavity of long bones. This endosteal surface is usually resorbed during long periods of malnutrition, resulting in less cortical thickness.