Answer:
1) the internal urethral sphincter (IUS), which consists of smooth muscle and is continuous with the detrusor muscle and under involuntary control, and 2) the external urethral sphincter (EUS), which is made up of striated muscle and is under voluntary control.
Explanation:
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Answer: tympanic membrane
In the prokaryotic cells section you just list things about what’s not living. In the eukaryotic cells column you put things that are living