Articles

General information Extensor pollicis brevis is a short, slender muscle situated in the forearm’s posterior compartment. The deep forearm extensors consist of the extensor pollicis brevis, supinator, abductor pollicis longus, extensor...

General information Extensor hallucis longus muscle is a thin muscle that belongs to the anterior leg compartment along with the extensor digitorum longus, tibialis anterior and fibularis tertius muscles. Literal meaning The long muscle...

General information Eye movement is controlled by 6 extraocular muscles, with another controlling elevation of the eyelid. The engagement of these muscles is determined by the eye position during muscle contraction. Literal meaning...

General information Dorsal interossei of the hand are four muscles on the back of each hand. There are four dorsal interossei muscles in each hand. These match the palmar interossei muscles that sit on the front side of the hand (palm)....

General information Dorsal Interossei of the foot are four muscles positioned between the metatarsal bones in each foot. Literal meaning Dorsal interossei translates from Latin as ‘muscle between the bones on the back’ (of the...

General information The digastric muscle or digastricus is one of six key muscles which assist in the movement of the human jaw. The digastric muscle helps to open the mouth by lowering the mandible. Literal meaning The muscle with two...

General information The diaphragm is a dome-shaped trunk muscle. It is an anatomical border that separates the thoracic and abdominal cavities. The diaphragm is also the main active muscle during inspiration. Literal meaning The muscle that...

General information The depressor supercilii is a facial muscle located in the eye region. Literal meaning The muscle that presses the partition down. Interesting information The nature of this muscle is in some dispute. Some consider it to...

General information The depressor septi nasi is one of three separate nasal muscles. Literal meaning The muscle that presses the partition of the nose down. Interesting information This muscle has more than one action, being responsible for...

General information The depressor labii inferioris is one of approximately 40 muscles in the human face and assists in making a pout of the lips. It is located below the bottom lip near the chin. Literal meaning The muscles that depress the...

General information The deltoid muscle, otherwise known as the common shoulder muscle, forms the rounded contour of the shoulder. It consists of several sets of fibres which are independently controlled by the nervous system. It is less...

General information The corrugator supercilii is a small, slender, pyramid-shaped muscle that is located between the frontalis and the orbicularis oculi, at the inner end of the eyebrow. Literal meaning The muscle that wrinkles above the...