Anatomy

The ethmoid cells are part of the ethmoid bone, which is located in the inner area of ​​the frontal, nasal and eye sockets. In addition to the stability function, they have a connection to the nerves and are involved in smell perception. Fractures, nerve

The vaginal artery is also known as the vaginal artery and supplies the woman's vagina with oxygen and nutrients in the blood. In some women, the artery is not created, but is replaced by so-called rami vaginalis. Potential

The lingual nerve or the tongue nerve innervates the front two thirds of the tongue and includes both sensory and sensitive fibers. It belongs to the mandibular nerve, which is subordinate to the trigeminal nerve. Lesions can cause taste

The palatine bone is part of the facial skull and, together with the upper jaw, contributes to the separation of the nose and mouth. It forms in the course of the embryonic development through the growing together of the palatal bone processes from the upper jaw

The petroosus major nerve is a nerve pathway in the face and forms a branch of the facial nerve. For the most part, it carries parasympathetic nerve fibers, but also some sensory fibers. As part of the parasympathetic nervous system, the major petrosal nerve is defeated

The vertebral artery is a branch of the clavicular artery. It is also known as the vertebral artery.

The doctor understands the tympanic cavity to be a cavity in the middle ear in which the auditory ossicles are housed. In addition to the hearing process, the tympanic cavity is involved in middle ear ventilation and pressure equalization. The tympanic effusion is the best known

The accessory nerve is a motor nerve known as the eleventh cranial nerve. It has two different branches and innervates the sternocleidomastoid and trapezius muscles. Damage to the nerve can lead to a

The external jugular vein is a vein in the human neck. It is also known as the external jugular vein. Their course is perpendicular along the neck.

The platysma is a skin muscle that is located on the neck. Located between the superficial neck fascia and the skin, there is no direct contact between it and the skeleton. The muscle belonging to the mimic muscles becomes

The cervical fascia consists of three distinct layers and a further fascia that envelops the most important parallel cervical arteries, the most important head and neck vein and the vagus nerve. Those composed of collagen and elastin

The transversus colli nerve is a purely sensitive nerve in the neck and chest region. It arises from the spinal cord segments C1 and C2. In the event of damage to the nerve or the spinal cord, it can lead to a complete loss of skin sensations

The supraclavicular nerve sits in the plexus of the neck and corresponds to several sensitive nerve branches. The nerve innervates different parts of the skin in the neck, chest and shoulder region. A failure of the supraclavicular nerves leads to sensory disturbances

Arterioles are the smallest of the visible arteries that are present in the entire vascular system of the body. Here they represent the transition from the arteries to the capillaries. But they are not only there to surround the arteries with the capillaries

The central canal or canalis centralis is a tubular structure that runs through the spinal cord and extends into the elongated medulla (medulla oblongata). Errors in embryonic development can result in neural tube defects; an example

The patellar retinaculum is an important part of the ligament system that is responsible for holding the kneecap. The most important function is to prevent patellar luxation.

Transthyretin is a transport protein for thyroid hormones found in all vertebrates. It is synthesized in the liver and in certain areas of the brain. Specific genetic changes in transthyretin can lead to amyloidosis

The precuneus is a part of the cerebrum. It is located at the level of the back of the head, directly under the skull. Together with the hippocampus, it takes on tasks in the learning process.

The nucleus accumbens is a relatively small part of the brain. It establishes a connection between the putamen and the caudate nucleus. Its main task is to regulate the reward system.

It grows all over the body, is cut, coiffed, styled, removed, loved and hated: hair. Hair has a function that is not entirely unimportant. Since the hair is perceived as unsightly on most parts of the body, it is