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Home Q & A Board Biology-Related Homework Help Cell Biology
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8 years ago
Which of the following sphincters is composed of skeletal muscle?
A) pyloric sphincter only
B) upper esophageal sphincter only
C) external anal sphincter only
D) both the pyloric and upper esophageal sphincters
E) both the upper esophageal and external anal sphincters
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venuskyvenusky
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8 years ago
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8 years ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
julymontalvo
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Yesterday
Correct Slight Smile TY
kevin12323h
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2 hours ago
Thanks
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