Анатомия кисти руки: структура и основные части. Функции кисти руки: как работают мышцы и суставы

Кисть руки на английском языке переводится как "hand." Давайте рассмотрим подробное описание кисти руки.

The hand is a complex and versatile part of the human body, consisting of various components that work together to perform a wide range of functions. Let's break down the hand into its main features:

Palm (ладонь):

<ul>The palm is the central, fleshy part of the hand, located between the wrist and the base of the fingers.It contains muscles, tendons, and a network of blood vessels.Fingers (пальцы):

<ul>The hand typically has five fingers: thumb, index finger, middle finger, ring finger, and pinky (or little finger).Each finger has three joints – proximal, middle, and distal – that allow for flexibility and movement.Thumb (большой палец):

<ul>The thumb is opposable, meaning it can move against the other fingers, allowing for a strong grip and manipulation of objects.It consists of two joints, making it highly mobile.Nails (ногти):

<ul>Located at the tips of the fingers, nails are composed of keratin and serve to protect the fingertips.The cuticle surrounds the base of the nail, providing a protective barrier.Knuckles (суставы пальцев):

<ul>Knuckles are the joints where the fingers meet the hand.They provide stability and flexibility to the hand.Palmar surface (ладонная поверхность):

<ul>The inner surface of the hand, including the palm and fingers, is known as the palmar surface.It is sensitive and contains many touch receptors, allowing for tactile perception.Back of the hand (дорсальная сторона руки):

<ul>The dorsal surface of the hand is the back side, opposite the palmar surface.It contains tendons, veins, and is less sensitive compared to the palm.Wrist (запястье):

<ul>The wrist is the joint that connects the hand to the forearm.It allows for flexion, extension, and lateral movement of the hand.Пример предложения, использующего это описание:

"She gently cradled the fragile object in the palm of her hand, her fingers delicately supporting it. Her thumb and index finger formed a precise grip, showcasing the dexterity of the human hand."

Это подробное описание кисти руки может помочь в создании более ярких и образных описаний в текстах на английском языке.


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