5 Which is a function of hypodermis or subcutaneous layer of the skin?

A. Protect the hair on its top. C. Protect the dermis and hypodermis.

B. Supply blood to epidermis. D. Attach dermis to the tissues and organs10. Tiny hair lined inside the nose prepare air for the lungs by cleaning, moistening and ___________.

A. cooling it B. drying it C. freezing it D. warming

11. Which does not belong to the group?

A. heart B. artery C. blood D. blood vessels

12. The _______ is a muscular pump that brings blood to all parts of the body. What part of circulatory

system is this?

A. blood B. heart C. blood vessels D. circulation​