Your Heart Has Four of These to Pump Blood
This page is the CodyCross answer for the clue below from Space Exploration, Group 908, Puzzle 5 (Beamed Propulsion).
Question is: Your Heart Has Four of These to Pump Blood
and the answer is: CHAMBERS
Word Meaning:
CHAMBERS — (archaic) A set of rooms in a building used as an office or a residential apartment.
Definitions from Wiktionary.