What are characteristics of an epiphyseal plate?
What are characteristics of an epiphyseal plate?
The epiphyseal plate is the area of growth in a long bone. It is a layer of hyaline cartilage where ossification occurs in immature bones. On the epiphyseal side of the epiphyseal plate, cartilage is formed. On the diaphyseal side, cartilage is ossified, and the diaphysis grows in length.
What does epiphyseal plate signify?
The growth plate, also known as the epiphyseal plate is a thin layer of cartilage that lies between the epiphyses and metaphyses, and is where the growth of long bones takes place.
What is the significance of the epiphyseal plate line?
The epiphyseal line serves no function in the bone, being purely vestigial. However, it serves as an indicator of the boundary between the epiphysis and diaphysis.
What is true about epiphyseal plates?
It is the part of a long bone where new bone growth takes place; that is, the whole bone is alive, with maintenance remodeling throughout its existing bone tissue, but the growth plate is the place where the long bone grows longer (adds length)….
Epiphyseal plate | |
---|---|
TA98 | A02.0.00.020 |
TA2 | 395 |
FMA | 75427 |
Anatomical terminology |
What occurs at the epiphyseal plate?
What is the difference between metaphysis and epiphyseal plate?
Lengthening of Long Bones. The epiphyseal plate is the area of growth in a long bone. The metaphysis is the wide portion of a long bone between the epiphysis and the narrow diaphysis.
How do you know if epiphyseal plates are closed?
On an x-ray, growth plates look like dark lines at the ends of the bones. At the end of growth, when the cartilage completely hardens into bone, the dark line will no longer be visible on an x-ray. At that point, growth plates are considered closed.
Is epiphyseal line and plate the same?
The epiphyseal plate is a plate of hyaline cartilage found in children and adolescents, located in the metaphysis at the ends of each long bone. In adults, the epiphyseal plate is replaced with the epiphyseal line and marks the point of union were the epiphysis meets the diaphysis.
What is the function of cartilage located in epiphyseal plates?
Epiphyseal cartilage is hyaline cartilage tissue with a gelatinous texture, and it is responsible for the longitudinal growth of the long bones in birds and mammals. It is located between the epiphysis and the diaphysis. Epiphyseal cartilage also is called a growth plate or physis.
What is the function of cartilage located in the epiphyseal plates?
Do adults have metaphysis?
In the adult, only the metaphysis and diaphysis are present (Figure 1). Figure 1: Anatomical differences between adult and child bone. The epiphysis is completely or mostly cartilaginous in infants.
What are characteristics of an epiphyseal plate? The epiphyseal plate is the area of growth in a long bone. It is a layer of hyaline cartilage where ossification occurs in immature bones. On the epiphyseal side of the epiphyseal plate, cartilage is formed. On the diaphyseal side, cartilage is ossified, and the diaphysis grows in…