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
Category: Feature
Arytenoid Cartilage
The arytenoid cartilages are a pair of pyramid-shaped elastic and hyaline cartilage pieces that occur in the larynx. They play a major role in the creation of vocal sounds. The flexible and tough cartilage tissue is situated on the back section of the larynx, at the ends of the joints, and over the cricoid lamina… Continue reading Arytenoid Cartilage
Inferior Alveolar Nerve
The inferior alveolar nerve is a collection of nerve fibers which branch from the mandibular nerve present in the head. It provides sensation to and innervates the lower teeth. It also provides motor function via the mylohyoid nerve to the digastric’s anterior belly and the mylohyoid muscle. Anesthesia which causes inferior alveolar nerve blockage is… Continue reading Inferior Alveolar Nerve
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