The sphincter is a _____ of muscle at an opening. a. strip b. pack c. ring d. band e. network

Question

asked Apr 7, 2021 178k views

2 Answers

Crhodes · Answer 1 · 2021-04-14T06:06:25+0000

Answer:

ring

Step-by-step explanation:

ri

The sphincter is a ring of muscle surrounding and serving to guard or close an opening or tube