Ciliary muscles are which [CPMT 1981] – McqOptions

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1.	Ciliary muscles are which [CPMT 1981]
A.	Move cilia of some protozoans
B.	Keep valves of heart intact
C.	Change of focal length of human eye and at joint of sclera and iris
D.	Cause erection of human hairs in cold and are situated in skin
Answer» D. Cause erection of human hairs in cold and are situated in skin

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