PE 1.2.4

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U I J I R T Q M S E W M J T T B D U T F F
F L M G O I P K M F E Y V B B M V W Y X V
L Q G X V D Q T S R A U O T W I J Q L V S
F R N N L A P Y G C Y N O B T P Q A I C C
L G E C V L V W C I D F P A T L P Y A W T
H A N L H V M T A N A Q L B J O H J N J M
F M M C O O D E V E V C X U J X O D X D M
N O O R P L P O E P A A P Y K L A R J M M
Q B H X H U R C N P V Y G X I P R B M P O
T R A X Q M D F A F I J S T P U I O T X G
B D Q L U E G C V M L O L C R C V E P Q N
D X Q B U U I A C W T A N R O L R S L Q J
P N Q H C T T L M Y O X Y G E N D E B T E
V J X U Y A S S Y U D F K A B W F N F Y L
F N M K D H F H A L V E O L I E H B B S T
N E Y I G G A S E O U S E X C H A N G E W
G O G Y J H M O B V Q E O R J V K B J C I
V I B R E A T H I N G R A T E H K N Q E Q
G M X A E H X K E B Q N J R I K Y S Y Y H
A P N N W P K Q E C R S D V A M O W O K J
F E N G P H Q X L X X R B I H J P F H K C

Clues

  • Amount of air inspired and expired with each normal breath during exercise (5, 6)
  • Greatest amount of air at forceful inspiration and expiration (5, 8)
  • If you smoke they become stretchy which makes them less efficient (7)
  • process of inhaling oxygen and getting rid of carbon dioxide (7, 8)
  • What quickens with exercise? (9, 4)
  • When the body needs more oxygen than it can get. (6, 4)

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