Human anatomy, body structures, organs, systems, regional anatomy, and related educational articles.
The female reproductive system is made up of the internal and external sex organs that function in the reproduction of new offspring. In humans, the female reproductive system is immature at...
Read articleThe Kidneys are bean-shaped organs, with medial concavity and lateral convexity, weighing anywhere from 150 to 200 g in males and about 120 to 135 g...
Read article12 Cranial nerves are the nerves that emerge directly from the brain (including the brainstem), of which there are conventionally considered twelve pairs. Cranial nerves relay information between the brain and parts...
Read articleAbdomen Anatomy/The definition of the human abdomen is the anterior region of the trunk between the thoracic diaphragm superiorly and the pelvic brim inferiorly. Understanding the...
Read articleAbductor hallucis is a fusiform muscle located superficially and medially in the foot. Following the classification of plantar foot muscles from superficial to deep, abductor hallucis comprises the first...
Read articleAbductor Hallucis Muscle is a fusiform muscle located superficially and medially in the foot. Following the classification of plantar foot muscles from superficial to deep, abductor...
Read articleAbductor Pollicis Longus (APL) is the tendon of the first extensor compartment of the wrist. It helps in movement and stabilization of the thumb. Multiple tendinous...
Read articleAbductor Pollicis Longus (APL) is the tendon of the first extensor compartment of the wrist. It helps in movement and stabilization of thumb. Multiple tendinous insertion...
Read articleAbductor Pollicis Longus Muscle (APL) is the tendon of the first extensor compartment of the wrist. It helps in movement and stabilization of thumb. Multiple tendinous...
Read articleAbductor Pollicis Longus Muscle (APL) is the tendon of the first extensor compartment of the wrist. It helps in movement and stabilization of the thumb. Multiple...
Read articleAdrenal glands also known as suprarenal glands are endocrine glands that produce a variety of hormones including adrenaline and the steroids aldosterone and cortisol.They are found above the kidneys. Each gland has an outer cortex which produces steroid hormones and an...
Read articleThe alimentary canal is a muscular hollow continuous tubular organ that starts at the mouth and terminates at the anus and is responsible for the digestion and absorption...
Read articleThe facial nerve is the seventh cranial nerve (CN VII). It arises from the brain stem and extends posteriorly to the abducens nerve and anteriorly to the vestibulocochlear nerve. It courses through the facial...
Read articleThe orbits are bony structures of the skull that house the globe, extraocular muscles, nerves, blood vessels, lacrimal apparatus, and adipose tissue. Each orbit protects the...
Read articleThe retina is a layer of photoreceptors cells and glial cells within the eye that captures incoming photons and transmits them along neuronal pathways as both...
Read articleThe spinal cord is a tubular structure composed of nervous tissue that extends from the brainstem and continuing distally before tapering at the lower thoracic/upper lumbar...
Read articleThe facial nerve is the seventh cranial nerve (CN VII). It arises from the brain stem and extends posteriorly to the abducens nerve and anteriorly to...
Read articleThe Uterus also knew as the womb, is a female reproductive organ that is responsible for many functions in the processes of implantation, gestation, menstruation, and...
Read articleFemale External Sexual Organ/The Female External Genitalia is fascinating due to the fact it is made up of both urinary tract and reproductive structures. These structures...
Read articleThe Female External Genitalia is fascinating due to the fact it is made up of both urinary tract and reproductive structures. These structures collectively fall under...
Read articleThe Penis is a male organ that is used for reproduction and urination which is located within the urogenital triangle between the perineal membrane superiorly and...
Read articleAbdomen Anatomy/The definition of the human abdomen is the anterior region of the trunk between the thoracic diaphragm superiorly and the pelvic brim inferiorly. Understanding the...
Read articleLobectomy is the surgical removal of the entire lobe of the lung. Dr. Davies did the first reported case of lobectomy in 1913, but the patient...
Read articleA Bronchus is a passage or airway in the respiratory system that conducts air into the lungs. The first bronchi to branch from the trachea are the right main bronchus and the left main...
Read articleThe Bronchi (singular. bronchus) extend from the trachea (also called the “windpipe”). Together, these two structures form the tracheobronchial tree of the lungs. The trachea is...
Read articleThe lungs are a pair of primary organs of respiration, present in the thoracic cavity beside the mediastinum. They are covered by a thin double-layered serous...
Read articleThe Hand Bones/Bones are often thought of as static structures which only offer structural support. However, they truly function as an organ. Like other organs, bones are...
Read articleThe glenohumeral joint is structurally a ball-and-socket joint and functionally is considered a diarthrodial, multiaxial, joint. The glenohumeral articulation involves the humeral head with the glenoid...
Read articleThe Elbow Joints although non-weight bearing, maybe the most complex joint in the human body. The elbow is a synovial hinge joint made up of articulations...
Read articleThe elbow is a complex synovial joint which allows for significant motion and function primarily in the form of extension and flexion, however, the elbow joint also facilitates...
Read articleThe knee is the largest joint in the body. It is a compound synovial joint that consists of the tibiofemoral joint and the patellofemoral joint. It...
Read articleSupinator is a spiral muscle contained in the posterior compartment of the forearm, along with brachioradialis, and the superficial and deep forearm extensors. Supinator muscle curls around the proximal part of the...
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