The sphenoid bone is one of the 8 bones that make up the cranium. It is a non-paired bone of the neuro-cranium. The shape of the sphenoid bone is quite interesting in the fact that it looks like the extended wings of a butterfly or a bat. The name is derived from the Greek word… Continue reading What is Sphenoid Bone?
Tag: definition
What does the Right Atrium Do?
The right atrium is one of the 4 chambers of the heart. The hollow structure is located inside the heart, in the upper right corner above the right ventricle. Deoxygenated blood that enters the heart from the body’s different tissues, via veins, initially passes through the right atrium before going to the right ventricle. The… Continue reading What does the Right Atrium Do?
Ligamentum Arteriosum
Also called the arterial ligament, the ligamentum arteriosum is a small ligament connect to the superior surface of the proximal descending aorta and the left pulmonary artery. It develops about 3 weeks after birth and is considered as a non-functional part of the ductus arteriosus. The ligamentum arteriosum is related closely to a left vagus… Continue reading Ligamentum Arteriosum
Conjoint Tendon
Formerly referred to as the inguinal aponeurotic falx, the conjoint tendon is a structure located at the bottom section of the internal abdominal oblique’s common aponeurosis and the Transversus Abdominis, when it enters into the crest of the pectineal line and the pubis, just behind the shallow inguinal ring. It is normally conjoint with the… Continue reading Conjoint Tendon