78 results found

Search Results for: marrow

Marrow

Marrow 1. (Science: anatomy) The tissue which fills the cavities of most bones; the medulla. In the larger cavities it is... Read More

Spongy bone

Spongy bone, also known as cancellous bone or trabecular bone, is a type of bone tissue found at the ends of long bones and... Read More

Osseous tissue

What Is Bone Or Osseous Tissue? Osseous tissue is the structure providing, hard and mineralized connective tissues. Osseous... Read More

Bone

The bone is an organ that forms the skeleton of vertebrates. It is formed from bone tissues, which are mineralized... Read More

Bone marrow

Bone marrow (Science: haematology) The soft, spongy tissue found in the centre of most large bones that produces the... Read More

Erythrocyte

Erythrocyte Definition Erythrocytes (red blood cells or RBCs) are the myeloid series of specialized cells that play an... Read More

Leukocyte

Leukocytes, also called the white blood cells (WBCs), inhabiting our immune system are the cells that exhibit astonishing... Read More

Leukocytosis

What Is Leukocytosis? Leukocytosis is a condition wherein the number of White Blood Cells (WBCs) is increased above the... Read More

Monocyte

Monocytes Definition Monocytes are a subset of white blood cells (WBCs) or leukocytes that originate in the bone marrow.... Read More

Circulation

Blood Blood is composed of a liquid, plasma, and blood cells such as erythrocytes (red blood cells,) leukocytes (white... Read More

Skeletal system

What is the Skeletal System? How to define a skeleton? The skeletal system is the main framework that gives your body its... Read More

Trabecular bone

Definition noun (1) The osseous tissue that fills the interior or cavity of bones with a latticework of small spicules or... Read More

Cancellous bone

Definition noun (1) The osseous tissue that fills the interior or cavity of bones with a latticework of small spicules or... Read More

Bone matrix

Bone Matrix Definition Bone matrix refers to the matrix component of bone tissue. It provides the structural framework and... Read More

Adipose tissue

Adipose Tissue Definition Adipose tissue, a specialized variety of connective tissue, is composed of lipid-rich cells known... Read More

Erythropoietin

Definition noun, plural: erythropoietins A glycoprotein hormone that regulates the production of red blood cells in the bone... Read More

Hematopoiesis

Definition noun, plural: hematopoieses A biological process in which new blood cells are formed, and is usually taking place... Read More

Substance

Substance Definition What is a substance? The word substance finds varied usages in different science fields. In general... Read More

Chimera

When we learned about the basic genetics of biological life, we came to know that almost all the cells of an individual have... Read More

Organ

Definition Of Organ An organ is a collection of tissues that carries out a function or set of related ones. An organ often... Read More

Reticular fiber

Definition noun, plural: reticular fibers A type of connective tissue fiber that is made up of type III collagen secreted by... Read More

Dedifferentiation

Definition noun (developmental biology) A cellular process in which a differentiated cell loses its special form or... Read More

Growth

Growth Definition What is growth in biology? Growth is the irreversible increase of an organism’s size over a given... Read More

Myeloblast

Definition noun, plural: myeloblasts A precursor cell that gives rise to a promyelocyte during... Read More

Mononuclear phagocyte system

Definition noun A system of cells located in reticular connective tissue, and are associated primarily with phagocytosis and... Read More

Histiocyte

Definition noun, plural: histiocytes A reticular connective tissue macrophage or a dendritic cell, derived from the bone... Read More

Reticular connective tissue

Definition noun A type of connective tissue characterized by the predominance of reticular fibers made of type III collagen... Read More

Osteocyte

Osteocyte Definition The osteocyte is a mature bone cell. Other bone cell types are osteoprogenitor cells, osteoblasts, and... Read More

Lymphoid organ

Definition noun, plural: lymphoid organs The organ of the lymphatic system, and carries out various immune... Read More

Blood cell

Definition noun, plural: blood cells Any of the cells in blood, i.e. a red blood cell (erythrocyte) or a white blood cell... Read More

Memory B cell

Definition noun, plural: memory B cells A small, long-lived B lymphocyte that was previously exposed to a particular... Read More

Chondrichthyes

Definition noun A taxonomic class comprised of cartilaginous fish Supplement Chondrichthyes is taxonomic superclass of... Read More

Granulopoiesis

Definition noun The hematopoiesis of granulocytes Supplement Hematopoiesis is the process of forming new blood cellular... Read More

Thrombopoietin

Definition noun, plural: thrombopoietins A glycoprotein hormone produced by liver and kidney associated with the production... Read More

Lining cells

Lining cell --> littoral cell The cells lining the lymphatic sinuses of lymph nodes and the blood sinuses of bone... Read More

Totipotent

Totipotent Definition What is totipotent? In general terms, totipotency is defined as the ability of a single cell to... Read More

Memory T cell

Definition noun, plural: memory T cells A long-lived T cell that bears receptors for an antigen during its encounter with a... Read More

Erythroblastosis fetalis

Definition noun A medical condition in the fetus or newborn in which many erythroblasts are released in fetal blood from the... Read More

T-helper cell

Definition noun, plural: T-helper cells A type of T lymphocyte that assists by activating antigen-presenting leukocytes,... Read More

Cytotoxic T cell

Definition noun, plural: cytotoxic T cells A T cell responsible for inducing death to target cells (e.g. infected somatic... Read More