The sternocleidomastoid is innervated by the accessory nerve. It is given the name sternocleidomastoid because it originates at the manubrium of the sternum (sterno-) and the clavicle (cleido-) and has an insertion at the mastoid process of the temporal bone of the skull.

What does sternocleidomastoid mean in English?

: a thick superficial muscle on each side of the neck that arises by one head from the first segment of the sternum and by a second from the inner part of the clavicle, that inserts into the mastoid process and occipital bone, and that acts especially to bend, rotate, flex, and extend the head.

What does sternocleidomastoid muscle mean?

The sternocleidomastoid muscle (SCM) is an important landmark in the neck which divides it into an anterior and a posterior triangle. This muscle binds the skull to the sternum and clavicle.

What are the root words in sternocleidomastoid?

The name sternocleidomastoid breaks down into root words that describe the location of the muscle. The first part of the word, sterno, comes from the Latin word “sternon” which relates to the sternum (the breastbone). The second part of the word, cleido, means clavicle, which is the collarbone.

Is Sternomastoid and sternocleidomastoid the same?

Sternocleidomastoid is the most superficial and largest muscle in the front portion of the neck. It is also known as SCM or Sternomastoid or Sterno muscle.

Sternocleidomastoid Muscle: Function & Anatomy - Human Body | Kenhub

Where is the origin of the sternocleidomastoid?

Sternocleidomastoid Attachments

It originates on the anterior surface of the manubrium, and the superior border and anterior surface of the medial third of the clavicle. The SCM converges into one point and inserts on the lateral surface of the mastoid process and the nuchal line of the occipital bone.

What is the medical name for wryneck?

What is torticollis? Torticollis, also known as wryneck, is a twisting of the neck that causes the head to rotate and tilt at an odd angle.

What are the 4 word parts?

Those word parts are prefix , word root , suffix , and combining form vowel .

Where did medical terminology come from?

The History of Medical Terminology

The history of medical terms goes all the way back to the ancient Greeks, specifically Hippocrates. According to the National Institutes of Health, the oldest recorded medical writings are the Hippocratic records from the 4th and 5th centuries BC.

What is the suffix for protein?

The suffix -in (/ɪn/) is etymologically related and overlaps in usage with -ine. Many proteins and lipids have names ending with -in: for example, the enzymes pepsin and trypsin, the hormones insulin and gastrin, and the lipids stearin (stearine) and olein.

What are the 5 ways that skeletal muscles are named by?

These include naming the muscle after its shape, size, fiber direction, location, number of origins or its action.

What is the name of the muscle encircling the mouth?

Anatomy. The lips are composed of the orbicularis oris muscle that surrounds the mouth and is covered externally by skin and internally by mucous membrane. The upper and lower lips are attached to the gingiva by raised folds of mucous membrane called the labial frenula.

What is the origin of the levator scapulae?

Origin. The levator scapulae originates on the posterior tubercle of transverse process of cervical vertebrae 1 to 4.

Where are the trap muscles?

The trapezius is a muscle that starts at the base of your neck, goes across your shoulders and extends to the middle of your back. The trapezius (traps muscle) helps you move your head, neck, arms, shoulders and torso. It also stabilizes your spine and helps with posture.

What Aponeurosis means?

aponeurosis, a flat sheet or ribbon of tendonlike material that anchors a muscle or connects it with the part that the muscle moves. The aponeurosis is composed of dense fibrous connective tissue containing fibroblasts (collagen-secreting spindle-shaped cells) and bundles of collagenous fibres in ordered arrays.

What nerve innervates the sternocleidomastoid?

The muscles innervated directly by the XI nerve are the trapezius and the sternocleidomastoid, in addition to the laryngeal musculature (in collaboration with the vagus nerve), such as the palatal, pharyngeal, laryngeal muscles.

Who is the father of medical terminology?

Much of the medical terminology we use today is attributed to Hippocrates, the 'father of medicine', and Claudius Galen, one of the most legendary doctors in the Roman Empire.

Who was known as the father of medicine?

Though it has been documented that the practice of medicine dates as far back as 3000 B.C., Hippocrates is often dubbed as the "Father of Medicine" for his long-lasting contributions to the discipline (despite the fact that he lived in the vicinity of 400 B.C.).

What two languages are most medical terms originally derived?

Although medical terms have been drawn from many languages, a large majority are from Greek and Latin.

What is a affix word?

An affix is officially defined as “a bound inflectional or derivational element, as a prefix, infix, or suffix, added to a base or stem to form a fresh stem or a word, as –ed added to want to form wanted, or im– added to possible to form impossible.”

What does prefix mis mean?

What does the prefix mis- mean? It means 'wrong' or 'false'. mistake.

Can a word have two suffixes?

In most cases, a word is built upon at least one root. 2. Words can have more than one prefix, root, or suffix. ... Some words have two suffixes (beauti/ful/ly).

What causes wry neck in chickens?

If you notice that your bird has difficulty standing, that its neck twists, or it looks like it's permanently looking upwards, they've likely developed wry neck. Typically this condition is caused by a genetic disorder, a vitamin deficiency, a head injury, or from ingesting toxins.

Why do we get cricks in our necks?

Most often, the cause of this condition is simple. A crick in your neck can be caused by your neck being in an awkward position for a period of time. If you sleep in an awkward position, for example, or sit in a slumped position for an hour or two, you may move your vertebra out of alignment.

Can torticollis be genetic?

Most babies with torticollis don't have other medical problems. But it is sometimes linked to infections, broken bones, allergic reactions to medicines, or genetic conditions such as Down syndrome or Klippel-Feil syndrome (a rare bone disorder of the neck).