Sentences with phrase «circular muscle»

A swimming squid takes up and expels water by contracting radial and circular muscles in its boneless mantle wall.

Psoas is a thick circular muscle that runs along the front of the spine, attaching along lumbar vertebrae 1 - 5 and inserting into the top of the femur.

Caffeine relaxes the lower esophageal sphincter, a circular muscle that creates a valve between the esophagus and the stomach.

A hiatus hernia will impair the function of the circular muscle around the lower esophagus.

There is a circular muscle around the lower esophagus, which divides it from the stomach, and this normally remains contracted to prevent back flow of stomach acid.

If this circular muscle becomes weakened or too relaxed, reflux can occur after meals.

Anal glands also may be expressed when the puppy suddenly contracts the anal sphincter, the circular muscle that controls the rectum.

Glands may also be expressed when the pup is suddenly frightened or stressed and he contracts his anal sphincter — that's the circular muscle that controls his rectum.

The team then used a nickel - titanium alloy that reacts to heat to create the muscles — two that run lengthwise down the tube to replicate the long muscles of the earthworm and a tightly - coiled wire that wrapped around the tube to replicate the circular muscles.