1. In the upside down
P. blood flows
Q. without the straining
R. postures
S. to the heart
6. against gravity.
5 422 63049d3de864816d0044e7b0
Q:
1. In the upside down
P. blood flows
Q. without the straining
R. postures
S. to the heart
6. against gravity.
- 1RPSQtrue
- 2PRQSfalse
- 3QPRSfalse
- 4SRPQfalse
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