2024-03

First, in this article, I will explain “joint lips” in detail. The joint lip is an important structure that improves joint stability and smooth movement, and is made of cartilage. It is located in the shoulder and hip joints and is lubricated by synovial fluid in the joint cavity. The functionality and shape of articular lips are animals'...

First, in this article, I will explain the “posterior interosseous nerve” in detail. The posterior interosseous nerve is an important nerve that passes between the fingers and controls skin sensation and extensor muscles. In the case of a hand, it comes out from the radial side of the arm and conveys the space between the fingers. The posterior interosseous nerve is the kanji for “the nerve that controls the sensation between the fingers between the back bones”...

Introduction In this article, I will explain the location and role of the neck ligament, English expressions, related organizations, trivia, etc. The neck ligament is located at the back of the neck and has an important function of stabilizing the cervical spine, and is involved in preventing cervical spondylosis, etc., and movement in daily life. By learning knowledge about the neck ligament, to the body...

First, in this article, I will explain the “Achilles heel” in detail. The Achilles tendon is a strong, thick tendon that connects to the heel bone and transmits muscle strength around the ankle. The Achilles tendon is involved in foot movements such as walking, running, and jumping, and the heel bone is the largest and strongest bone in the human foot. this...

First, in this article, I will explain “hamstrings” in detail. The hamstrings are a muscle group that has the function of bending the knee, and consists of the medial hamstrings (semitendinosus muscle, semimembranous muscle) and the lateral hamstrings (biceps femoris muscle). Athletes and exercisers often...

First, in this article, I will explain “spinal nerves” in detail. The spinal nerves are part of the body's central nervous system and play a role in transmitting sensory information and motor commands throughout the body. The spinal nerves pass through the spinal cord, connect to peripheral nerves, and pass through holes in the spine. Also, it is related to spinal nerves...

First, in this article, I will explain the “adductor major muscle” in detail. The adductor maximus muscle is a muscle associated with the abduction movement that pulls the leg to the center of the body. It is an important muscle that is essential not only for everyday movements such as walking or jumping, but also for sports such as soccer and tennis...

First, in this article, I will explain the “calcaneofibular ligament” in detail. The calcaneofibular ligament stabilizes ankle movement and plays a role in protecting the ankle from inappropriate movements such as sprains, etc., and care during sports activities is particularly important. Similarly, the anterior talofibular ligament also contributes to ankle stability, and the foot twists inward...

First, in this article, I will explain “biceps brachialis” in detail. The biceps brachial muscle is frequently used in daily life and sports activities, and in particular plays an important role in elbow flexion and arm rotation. Furthermore, we will delve into shoulder blades, which are closely related to biceps brachialis, and knowledge about their characteristics, roles, and trivia...

First, in this article, I will explain the “trapezius muscle” in detail. The trapezius muscle extends to the neck, shoulders, and back and plays an important role in supporting movement and posture. This muscle, which is read as “soboukin,” is similar in shape to an old monk's hat, and has the size of 3 parts: upper, middle, and lower...