The ensemble of skeletal muscles can be considered the largest metabolic and endocrine organ of the human body. The more than ...

After delivering a baby, the uterine muscles tighten to push out the placenta. After the placenta is delivered, the strong uterine contractions physically close the blood vessels that were attached to ...

This enables a person to swallow it easily. After swallowing, the bolus enters the esophagus, where gravity and muscle contractions help move it down to the stomach through a process called ...

The remaining 40% is a combination of water, protein, carbohydrates and salts. The brain itself is a not a muscle. It contains blood vessels and nerves, including neurons and glial cells. What is the ...

Methods: We enrolled critically ill patients during 2020–2021 at a tertiary hospital in central Taiwan and recorded video clips with labeled ... no observed muscle tension in the face, and the score ...