- 04/22/2019 at 3:25 pm #562744EduGorillaKeymasterSelect Question Language :
Consider the following statements related to human cardio-vascular system:
(I) Regulation of Vasoconstriction and vasodilation occurs at tunica externa.
(II) Tunica media has collagen fibres for support, protection and anchoring of the vessels.
Choose the correct option.
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- Both I and II are correct.
- Only I is correct.
- Only II is correct.
- Both I and II are wrong.
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