Heart and Respiratory system

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XPULMONARYVEINKBMSPH VVWIGKLXECMBAMZZQURE RESPIRATORYDBIJZZZSU SSNTDROIFQJZPDWRRODR RUKHOUDELOCVPUTYIESA EUAHBSEIRALLIPACVBSL BVTMFWYIYJFDZLNTGGLU MHBLSVENTRICLESIRHEC ARSYSTEMFYACXRTNHESS HSAXJFPFSPKNXCELZASA CVTNFCYWDKPQOXIOOREV EAHNLPRKXOJTLRXWSTVO RLGLEYOCQUOCVQOSRQDI AORTAIXHMUULJEGCUQOD HMPSODRLSHMKBNNKZBOR YTFNLXZTVYUMUEYAJWLA FHUIBMYLULSLPYKKCMBC VYRETRAGTNCMIHXKIATE BVTVYNDTEKLKRDIRAYVF SAYMGZUUSNEDONCRPOGA
1.
heart
2.
respiratory
3.
capillaries
4.
aorta
5.
artery
6.
blood
7.
muscle
8.
cardiovascular
9.
system
10.
thorax
11.
lungs
12.
venacava
13.
bloodvessels
14.
chambers
15.
veins
16.
coronary
17.
nutrients
18.
oxygen
19.
pulmonaryvein
20.
ventricles