madisonvlogstoo madisonvlogstoo

02-12-2020
Biology

contestada

1) What is a sphincter muscle?
2)Name TWO places in the alimentary canal where sphincter muscles are found?

Respuesta :

briannat7726 briannat7726

02-12-2020

Answer:

1-A ring-shaped muscle that relaxes or tightens to open or close a passage or opening in the body.

2-Sphincters are specialized muscles that are located at the upper esophagus (upper esophageal sphincter (UES) and the gastroesophageal junction

Explanation:

Answer Link

Otras preguntas

Many of the independent Sumerian cities built military structures called fortifications in order to __________.

A pea plant with yellow seeds is crossed with a pea plant with green seeds. all of the offspring have yellow seeds. the allele for yellow seeds is... a. dominan

You test 8 automobiles of the same make and model and find their mileage ratings to be 27, 27, 28, 29, 32, 33, 34, and 1,000,000 mpg, arranged in order from sma

How many moles of each element 19.5g platinum

how to simplify fractions

what amphibian groups exist today

A large sac that stores water,salts and other materials for the cell is called a

what is the impact of repetitation on an essay

Alternating between running and walking

John announces he is going to exact revenge on paul. What does he mean by exact? A. In a precise way B. sign into law C. take by force D. separate one object fr