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Muscle sphincters are composed of what two types of muscle fibers?
Smooth Muscle Fiber
What is the purpose of sphincters?
Sphincters prevent material from flowing backwards, like the pyloric sphincter in the stomach.
Which sphincters function as regulatory valves that reduce the flow of blood through a network of capillaries when they contract and constrict the arterioles?
Precapillary sphincters
Do sphincters prevent backflow?
yes !
What lets food in and out of the stomach?
sphincters
How do arterioles regulate blood flow into capillaries?
Sphincters
What are sphincters and how are related to the stomach?
Sphincters are circumferential muscles that can relax or constrict to regulate the passage of material through a particular area. The stomach is bound by two sphincters in humans: the lower esophageal sphincter that keep stomach acid in the stomach and the pyloric sphincter that regulates the flow of food in the stomach into the duodenum.
How do precapillary sphincters help regulate blood pressure and body temperature?
the Precapillary Sphincters control blood pressure and body temperature by regulating the flow of blood to the capillary bed.
What are the names of the two sphincters of the stomach?
The two sphincters of the stomach are the lower esophageal sphincter (LES), located at the junction of the esophagus and stomach, and the pyloric sphincter, found at the junction of the stomach and the small intestine.
What things does a coyote eat?
Slightly irritated camel sphincters
Muscles that encircle tubes and act as valves are called?
sphincters
The amount of blood that flows into capillaries is regulated by?
precapillary sphincters
