Ethmoid bone lies between two orbital cavities, cuboidal in shape. It takes part in the formation of orbit, anterior cranial fossa, roof, lateral wall and septum of nose. Parts: It has three parts: 1. Cribriform plate, 2. Perpendicular plate and 3. Labyrinthine part. At the time of birth bone has three pieces- median plate, right […]
Ethmoid Bone of Human Skull | Skeletal System | Biology
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Sphenoid Bone of Human Skull | Skeletal System | Biology
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In this article we will discuss about the various parts of sphenoid bone which belongs to human skull. It resembles a bat or butterfly with outstretched wings. It takes part in the formation of orbit, middle cranial fossa, infra temporal, temporal and pterygopalatine fossae. It is a pneumatic bone – containing sphenoidal air sinus in […]
Skeletal System of Human Beings (With Diagram)
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In this article we will discuss about the Skeletal System of Humans. Endoskeleton: The main functions of endoskeleton are as follows: 1. Support: One of the main functions of the skeleton is to give support to the softer body parts. 2. Protection: The endoskeleton protects the delicate body parts. 3. Muscle attachment: The endoskeleton parts […]
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