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What is a serious bone disease characterized by excessive loss of both calcified matrix and collagenous fibers from bone?
Osteoporosis is a serious bone disease characterized by excessive loss of both calcified matrix and collagenous fibers, leading to weaker, more brittle bones that are at a higher risk of fractures. It is often associated with aging, hormonal changes, and nutritional deficiencies.
How many cell layers compose a Poriferan?
A Poriferan typically consists of two cell layers: the outer epidermis and the inner layer of cells called choanocytes. These cells are separated by a gel-like matrix called mesohyl.
What is the space in the middle of the mitochondrion called what?
The mitochondrial matrix
Bony lump on forehead believed to be calcified bone How is this removed?
First of all, who is it that 'believes' this lump on your forehead is 'calcified bone'? If it was you or other persons who don't have a medical license, see a doctor. If your doctor believes the lump to be calcified bone, ask your doctor what should be done to remove it.
What is the organic bone matrix called?
The organic bone matrix is called osteoid. It is made up of collagen fibers and proteoglycans, providing a framework for mineralization to occur, leading to bone formation.
What are the layers of calcified matrix?
Concentric lamellae.
What are Layers of calcified matrix?
Concrete lamellae
Rings of calcified matrix that make up the haversian system are called?
Rings of calcified matrix that make up the Haversian system are called lamellae. These concentric layers surround the central Haversian canal, which contains blood vessels and nerves. The arrangement of lamellae provides strength and structural support to bone tissue. Together, they facilitate the organized distribution of nutrients and waste removal within the bone.
What breaks down the calcified matrix and are replaced with bone-buildings?
The process that breaks down the calcified matrix is primarily carried out by cells called osteoclasts. These cells resorb bone tissue by dissolving the mineral components and degrading the organic matrix. Once the calcified matrix is broken down, it is replaced by bone-building cells known as osteoblasts, which synthesize new bone matrix and facilitate bone formation. This dynamic process is essential for bone remodeling and maintenance.
What happens When an osteoblast becomes surrounded by calcified extracellular material?
former osteoblasts that have become surrounded in bone matrix that is calcified
What are the layers of bony matrix around a central canal called?
Concentric lamellae
What is a serious bone disease characterized by excessive loss of both calcified matrix and collagenous fibers from bone?
Osteoporosis is a serious bone disease characterized by excessive loss of both calcified matrix and collagenous fibers, leading to weaker, more brittle bones that are at a higher risk of fractures. It is often associated with aging, hormonal changes, and nutritional deficiencies.
How many cell layers compose a Poriferan?
A Poriferan typically consists of two cell layers: the outer epidermis and the inner layer of cells called choanocytes. These cells are separated by a gel-like matrix called mesohyl.
Is there any matrix called as zero matrix?
ya yes its there a matrix called zero matrix
How many cell layers does a hydra have?
A hydra typically has two cell layers: an outer layer of epithelial cells and an inner layer of gastrodermal cells. These layers are separated by a jelly-like extracellular matrix called the mesoglea.
Is the bone matrix non living?
The matrix of the bone (calcified hydroxyapatite) is non-living; the living part of the bone are the cells (osteoblasts, osteocytes, osteoclasts) and the periosteum, a tough membrane that covers the bone and allows tendons and ligaments to attach to the bone.
Why are chara called stoneworts?
Chara are called "stoneworts" because they have a hard, calcified structure that gives them a stony appearance. This calcified structure helps chara to anchor themselves in aquatic environments and provides support for their growth.
