Skeleton in Biological Definition

Anatomy

... Lymphatic system Skeletal system ( Human skeleton ) Endocrine system Digestive system ... Tongue Uterus Bones in the human skeleton : Collar bone (clavicle) Thigh bone ... Nerve Peritoneum Serous membrane skeleton Skull Spinal cord Vein See ...

Skeleton

... In biology , the skeleton or skeletal system is the biological system ... endoskeleton ), and fluid based (a hydrostatic skeleton ), though hydrostatic skeletal systems may be ... are found in arthropods and shellfish : the skeleton forms a hard shell -like covering protecting the ...

Bone

... mineral storage . The bones of an animal are, collectively, known as the skeleton . Evolutionary alternatives to bones are shells and chitin . ... See also Fracture Bone healing List of bones of the human skeleton Terms for anatomical location Endochondral ossification ...

Muscle

... within the heart skeletal muscle (or "voluntary"): attached to the skeleton and used to facilitate movement Smooth muscles do not contain ... the biceps brachii . It is connected by tendons to processes of the skeleton . In contrast, smooth muscle occurs at various scales in almost every ...

Animal

... into distinct tissues. Sponges are sessile and typically feed by drawing in water through pores all over the body, which is supported by a skeleton typically divided into spicules. The extinct Archaeocyatha , which have fused skeletons, may represent sponges or a separate phylum. Among the ...

Cartilage

... in clusters of cells called isogenous groups . Cartilage in fetal development In the fetus, at an early period, the greater part of the skeleton is cartilaginous; as this cartilage is afterward replaced by bone, it is called temporary, in contradistinction to that which remains unossified ...

Cytoskeleton

... The cytoskeleton is a cellular " scaffolding " or " skeleton " contained, as all other organelles , within the cytoplasm . It is a dynamic structure that maintains cell shape, enables some cell motion (using ...

Human

... as wifman (“female person”) → wiman → woman . For the etymology of man see mannaz . Biology A human skeleton Birth and death The life of the individual begins at conception . An egg is usually fertilized inside the female by the male through ...

Marfan syndrome

... Marfan syndrome is a connective tissue disorder, affecting many structures, including the skeleton , lungs , eyes , heart and blood vessels . It is named for the French pediatrician Antoine Marfan , who first described it in 1896 . The ...

Animal

... into distinct tissues. Sponges are sessile and typically feed by drawing in water through pores all over the body, which is supported by a skeleton typically divided into spicules. The extinct Archaeocyatha , which have fused skeletons, may represent sponges or a separate phylum. Among the ...

Signal transduction

... include the activation of a gene , the production of metabolic energy and cell locomotion , for example through remodelling of the cell skeleton . Gene activation leads to further effects, since genes are expressed as proteins , many of which are enzymes, transcription factors or other ...