Posted inMedical
Course of the Lateral Cutaneous Nerve of the Forearm Diagram
Lateral cutaneous nerve of forearm (from musculocutaneous) supplies lateral forearm skin, running with cephalic vein. Its sensory only.
Posted inBones
Articulations and Parts of the Sternum Diagram
Sternum parts: manubrium (superior, clavicular notches), body (middle, costal notches), xiphoid (inferior, cartilaginous in youth). Manubriosternal joint (angle of Louis) at T4/5 level.
Posted inOrgans
The Hard and Soft Palate Diagram
Hard palate (maxilla/palatine bones) forms anterior roof of mouth; soft palate (muscular: tensor/levator veli palatini, palatoglossus/pharyngeus) hangs posteriorly with uvula. It separates oral/nasal cavities during swallowing.
Posted inMedical
Anatomical Course of the Inferior Alveolar Nerve and Lingual Nerve Diagram
Inferior alveolar nerve (V3 branch) enters mandibular foramen, runs in canal supplying lower teeth, exits as mental nerve for chin/lower lip; lingual nerve (also V3) supplies anterior tongue sensation/floor of…
Posted inOrgans
Aorta Diagram
The aorta begins at left ventricle (ascending), arches leftward (arch with three branches), descends thoracic then abdominal to bifurcate at L4 into common iliacs. It supplies all systemic arteries except…
Posted inCell
Aquaporin Water Channel
A membrane-level illustration of an aquaporin water channel shows how water crosses cell membranes efficiently. The protein channel is embedded in the lipid bilayer, with water molecules passing single file…
