Cells in the outer lamella of an osteon receive nutrients: a) by diffusion through the extracellular matrix b) by diffusion from surrounding blood vessels c) by cell-to-cell transfer through gap junctions d) directly from the blood in perforating canals

Name the living tissues in bone.

16) when a skeletal muscle contracts, it usually moves the bone at one end much more than the bone at its other end. The attachment of the muscle to the less moveable bone is called its a) insertion b) ligament c) origin d) flexor

Regarding skull fracture, which of the following is not correct() A) mostly linear type B) can be divided into three types according to the site C) if the carotid artery is injured, a carotid-cavernous fistula will form D) can cause central facial paralysis E) X-ray shows only 30 to 50% of the fracture line

why is compact bone  tissue hard?

A)Identify the type of cartilage seen here. B)Name one structure in the body that is made of this type of cartilage?

4) which of the following conditions occurs in children and leads to soft bones? a) osteomalacia  b) ricketts c) osteoporosis  d) osteopenia

Define osteolysis

1). Embryonic growth of the femur. What cell will this process start with? 2). What type of cartilage growth begins with this type of cell? 3). These cells, which are found at the perimeter, will divide to produce what kind of cell? 4). Once it is sorrounded by matrix it becomes a? 5). What process causes the cartilage model to grow length? 6). What type of cell starts this process? 7). The models for the long bones, including the femur develop between 8 and 12 weeks gestation. What type of tissue is this model? 8). After 12 weeks, the cartilage model begins to calcify it's process called? 9). This process starts in the future diaphysis of the bone. Here, chondrocytes get larger meaning they start to and eat away the cartilage matrix is?

Once you reach your adult size, your bones stop undergoing any changes or remodeling. a) true  b) false