Hand Anatomy
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Hand anatomy. Bones muscles tendons nerves. The structures that form and move the hand require proper alignment and control in order for normal hand function to occur.
The carpal bones are arranged in 2 interrelated rows. A hand is a prehensile multi fingered appendage located at the end of the forearm or forelimb of primates such as humans chimpanzees monkeys and lemurs a few other vertebrates such as the koala which has two opposable thumbs on each hand and fingerprints extremely similar to human fingerprints are often described as having hands instead of paws on their front limbs.
Digits that extend from the palm of the hand the fingers make it possible for humans to grip the smallest of objects. The hand is composed of many different bones muscles and ligaments that allow for a large amount of movement and dexterity.
The wrist is a complex system of many small bones known as the carpal bones and ligaments. The ulnar nerve c8 t1 supplies all of the intrinsic muscles of the hand apart from the muscles of the thenar eminence and the radial two lumbricals these muscles are supplied by the median nerve c5 t1.
Anatomy of the hand and wrist. Chicago il 60607 312 880 1900 email protected.
Hand grasping organ at the end of the forelimb of certain vertebrates that exhibits great mobility and flexibility in the digits and in the whole organ. This guide will help you understand.
In addition to reading this article be sure to watch our hand anatomy animated tutorial video. This complex structure connects the entire hand to the radius and ulna facilitates the passage of tendons together with the above mentioned neurovascular structures from the forearm to the hand and permits us to exploit all its movements.
See more ideas about anatomy hand anatomy anatomy and physiology. Andrew chung 37 comments.
The anatomy of the hand is incomplete without understanding the wrist. The wrist links the hand to the forearm.
Those are flexion extension. Anatomy of the hand.
The 14 bones that are found in the fingers of each hand and also in the toes of each foot. Learn more about the hand in this article.
Resources about assh find a hand surgeon policies and technical requirements contact us. It is made up of the wrist joint the carpal bones the metacarpal bones and the phalanges.
There are 3 major types of bones in the hand itself including. Nerves of the hand.
Jun 18 2020 explore azriel heuman s board hand anatomy on pinterest. The hand can be considered in four segments.
The median nerve supplies sensation to the radial 3 and a half fingers on the palmar aspect as well as the nail beds. Sensation to the palmar and dorsal side of the.
