The sphincter muscle has a parasympathetic innervation, and the dilator has a sympathetic innervation.
From the en.wikipedia.org
The vitamin may help muscle tone in your sphincter, the muscle that stops dribbles.
From the kansas.com
We pull the oesophagus down temporarily by 5cm to locate the sphincter muscle, using images relayed on a screen.
From the dailymail.co.uk
Next we measure the circumference of the oesophagus just above the sphincter muscle to make sure we have the right size of bracelet.
From the dailymail.co.uk
Reflux occurs when the sphincter muscle at the bottom of the esophagus doesn't close properly, allowing stomach contents to rise.
From the washingtonpost.com
In reptiles, the ventricular septum of the heart is incomplete and the pulmonary artery is equipped with a sphincter muscle.
From the en.wikipedia.org
After a four-week growth period the researchers measured sphincter muscle contraction in response to the neurotransmitter acetylcholine.
From the sciencedaily.com
A major cause of urinary incontinence is a deficiency of the urethral sphincter muscle, often associated with trauma during child birth, resulting from prostate surgery, or due to aging.
From the sciencedaily.com
The pylorus, the sphincter muscle that controls the lower opening of the stomach where it empties into the upper part of the small intestine, was marked on each video.