Rugae
The ridges in the anterior wall of the right atrium are called pectinate muscles or pectinate ridges. These muscular ridges are important for increasing the surface area of the atrium to allow for more efficient contraction and blood flow.
The ridges of the skin are called dermal ridges, which are raised patterns on the skin's surface caused by the underlying dermal papillae. These ridges help improve grip and enhance sensory perception on the skin's surface.
fingerprints
The ridges on the roof of your mouth help our tongues manipulate food for digesting before we swallow. They are like treads so that the food doesn't just slip down our throat or all over our mouth.They are called transverse palatine folds or friction ridges
Dermis
Rugae
Rugae
The inside of a frog's stomach has hard ridges. These hard ridges help mix the food with the digestive fluids when the stomach muscles churn the contents. The shape of these hard ridges is actually the shape of frog's stomach.
rugae and they allow the stomach to expand.
The ridges are called rugae. They provide the stomach with more surface area for food. When food enters the stomach, these wrinkles expand and become stretched out. The purpose is to allow it to expand. This therefore allows expansion in volume of the pig.
rugae
These ridges are fat and they allow the stomach to expand. This allows the stomach to store more food while digesting.
pectinate muscles
The ridges in the anterior wall of the right atrium are called pectinate muscles or pectinate ridges. These muscular ridges are important for increasing the surface area of the atrium to allow for more efficient contraction and blood flow.
The ridges in cerebrum are called
The ridges in cerebrum are called
Trabeculae Carneae.