Hand Anatomy Of Human
The wrist links the hand to the forearm.
Hand anatomy of human. The hand also must be coordinated to perform fine motor tasks with precision. 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.
The bones of the hand and wrist provide the body with support and flexibility to manipulate objects in many different ways. The hand needs to be mobile in order to position the fingers and thumb.
Digits that extend from the palm of the hand the fingers make it possible for humans to grip the smallest of objects. Hand dorsal view the human hand the most distal part of the upper limb is a remarkable feat of engineering and evolution it is strong enough to allow climbers to tackle any mountain but also sufficiently precise for the manipulation of some of the world s smallest objects and the performance of complex actions.
September 23 2019 edited by dr. Sechrest md narrates an animated tutorial on anatomy of the hand.
Any condition or injury that disrupts this anatomy greatly impacts the function of the hand and the ability to perform activities of daily living. The structures that form and move the hand require proper alignment and.
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. Each hand contains 27 distinct bones that give the hand an incredible range and precision of motion.
Bones muscles tendons nerves. In this episode of eorthopodtv orthopaedic surgeon randale c.
Anatomy is the science of understanding the structure and the parts of living organisms. The hand can be considered in four segments.
The wrist is a complex system of many small bones known as the carpal bones and ligaments. The forearm s ulna and radius support the many muscles that manipulate the bones of the hand and wrist.
Adequate strength forms the basis for normal hand function. It is made up of the wrist joint the carpal bones the metacarpal bones and the phalanges.
Physiology on the other hand deals with the internal mechanisms and the processes that work towards sustaining life. Andrew chung 37 comments.
Few structures of the human anatomy are as unique as the hand. Every human being tissues human body parts and the organ systems are made up of cells the fundamental unit of life.
Normal hand function requires all the various bones and soft tissues that structurally form the hand to maintain proper alignment and control. Learn more about the hand in this article.
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