The Internal Urethral Sphincter Is Composed of Which Arrangement and Type

question 12

Multiple Choice

The internal urethral sphincter is composed of which arrangement and type of muscle fibers?
1) circular
2) longitudinal
3) oblique
4) smooth
5) skeletal

• A) 1 and 4
• B) 2 and 4
• C) 2 and 5
• D) 1, 2, and 5
• E) 1, 3 and 5

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