NERVOUS SYSTEM

a crossword puzzle by
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https://www.puzzlefast.com/en/puzzles/20151218599834

Across:

2.	THE BASIC STRUCTURAL AND FUNCTIONAL UNIT OF ORGANISIMS
3.	THE PART OF THE CENTRAL NERVOUS SYSTEM LOCATED IN THE SKULL

1.	tubes forming part of the blood circulation system of the body, carrying in most cases oxygen-depleted blood toward the heart

Across:

2.	THE BASIC STRUCTURAL AND FUNCTIONAL UNIT OF ORGANISIMS
3.	THE PART OF THE CENTRAL NERVOUS SYSTEM LOCATED IN THE SKULL

Down:

1.	tubes forming part of the blood circulation system of the body, carrying in most cases oxygen-depleted blood toward the heart

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