The main bones in an adult that still contain red marrow include the ribs, bodies of the vertebrae, the humerus, the pelvis, and the femur Yellow marrow can alter to red marrow during times of decreased blood supply, such as with anemia, exposure to radiation, and certain diseases ...
Influence of Large Doses of |[OElig]|strogens on the Structure of the Bones of Some ReptilesIT was first shown by Kyes and Potter 1 that, during reproductive activity, the marrow cavities of the bones of female pigeons become filled with endosteal bone. It is thought that this medullary ...
网络释义 1. 骨的构造 4)不规则骨 形状不规则,如椎骨 短骨 扁骨 不规则骨 2、骨的构造(the structure of bones) 1)骨质 由骨组织构成,分骨… wenku.baidu.com|基于 1 个网页
网络骨的构造;骨的结构
48K Learn about the long bones in the body, including the long bone definition and how many long bones are in the body. Discover examples of long bones, types of long bones, and where in the human skeleton long bones are found. Related...
可数名词 A structure is something that consists of parts connected together in an ordered way. 结构体 The feet are highly specialized structures made up of 26 small delicate bones. 脚是非常特殊的、由26块细小骨头组成的结构体。 3 可数名词 A structure is something that has been built. 建筑物...
The new structure seen from aboveA. E. Dudin The astounding assemblage of bones from more than 60 mammoths raises the question: Where did they all come from? Scientists aren’t sure if the animals were hunted, scavenged from sites of mass deaths or some combination of the two. ...
Answer to: Explain how modification in the structure of some of the bones were necessary for the existence of the organism. By signing up, you'll...
40. The structure () of this passage may be(① =Para.12=Para.2③=Pa ra. 3④=Para. 45=Para. 5) A. ①:②:③④:⑤ B. ①②③;④;⑤ C.①:②;③;④⑤ D.①②;③;④⑤ 相关知识点: 试题来源: 解析 【答案】37.B 38.C 39.D 40.CA 【解析】 【导语】本文讲述世界万物皆有名字...
lymphatic system,systema lymphaticum- the interconnected system of spaces and vessels between body tissues and organs by which lymph circulates throughout the body musculoskeletal system- the system of muscles and tendons and ligaments and bones and joints and associated tissues that move the body and...