What's the upper trapezius?

upper trapezius

-Nerve: accessory nerve (motor)

-Actions: scapula elevation

-origin occipital bone, the nuchal ligament on upper cervical spinous processes

-insertion outer third of clavicle, acrominon process

& Explanation:

The trapezius is one of the upper back muscles. It is a large triangular muscle that runs from the occipital bone in the skull to the thoracic spine in the back. It extends to the width of the shoulders. The muscle separates into three sections: the superior, middle, and inferior

The trapezius is a broad, flat, superficial muscle extending from the cervical to thoracic region on the posterior aspect of the neck and trunk. The muscle is divided into three parts: descending (superior), ascending (inferior), and middle[1]. The muscle contributes to scapulohumeral rhythm through attachments on the clavicle and scapula, and to head balance through muscular control of the cervical spine.

obviously, the latter.

to prevent people from getting the ebola virus, countries around the world paid to doctors develop a new vaccine. now that the vaccine has been made, doctors will need to experiment on a large number of people to find out if it works safely.

what is the greatest limitation that scientists are dealing with as they try to figure out how to experiment with the ebola vaccine?

meditation is a practice of sitting still and quiet for minutes or even hours. it has been practiced for thousands of years and is even a part of religious practices for some people. carefully controlled, repeated measurements of brain activity have shown that meditation does increase certain chemicals in the brain and even grows the part of the brain that people connect with their current surroundings and activities.

are claims about the effects of meditation most likely scientific or pseudoscientific?

not pseudoscientific, because people have made claims about it but scientific observations have not been made