What is the structure and function of bone marrow?

Bone marrow is a spongy organ that fills the center of various bones of your body. It is where stem cells produce red and white blood cells and platelets. Without bone marrow, you couldn’t move oxygen through your body or fight infections, and blood wouldn’t clot.

What are the main components of bone marrow?

In birds and mammals, bone marrow is the primary site of new blood cell production (or haematopoiesis). It is composed of hematopoietic cells, marrow adipose tissue, and supportive stromal cells. In adult humans, bone marrow is primarily located in the ribs, vertebrae, sternum, and bones of the pelvis.

What are the characteristics of bone marrow?

Overview. Bone marrow is the soft, spongy, gelatinous tissue found in the hollow spaces in the interior of bones. The average weight of this tissue is about 4% of the total body weight, or 2.6 kg in an adult weighing 65 kg. Progenitor cell (stem cell) lines in the bone marrow produce new blood cells and stromal cells.

Can a woman get pregnant from bone marrow?

A woman’s bone marrow may determine her ability to start and sustain a pregnancy, report Yale researchers in PLOS Biology. The study shows that when an egg is fertilized, stem cells leave the bone marrow and travel via the bloodstream to the uterus, where they help transform the uterine lining for implantation.

What is the structure of bone marrow?

The bone marrow is found within the central cavities of axial and long bones (Figure 1). It consists of hematopoietic tissue islands and adipose cells surrounded by vascular sinuses interspersed within a meshwork of trabecular bone.

How many types of bone marrow are there?

There are two types of bone marrow: red and yellow. Red marrow contains blood stem cells that can become red blood cells, white blood cells, or platelets. Yellow marrow is made mostly of fat.

Can a girl get a girl pregnant on her period?

Can a girl get pregnant if she has sex during her period? Yes, a girl can get pregnant during her period. This might happen when: A girl has bleeding that she thinks is a period, but it’s bleeding from ovulation .

What are the 2 types of bone marrow?

Bone marrow is found in the center of most bones and has many blood vessels. There are two types of bone marrow: red and yellow. Red marrow contains blood stem cells that can become red blood cells, white blood cells, or platelets. Yellow marrow is made mostly of fat.

What is the structure and function of bone marrow? Bone marrow is a spongy organ that fills the center of various bones of your body. It is where stem cells produce red and white blood cells and platelets. Without bone marrow, you couldn’t move oxygen through your body or fight infections, and blood wouldn’t clot.…