So far, that's not where the evidence seems to point...
However, aside from some possible insights into physiology, none of this is new news to me. Here's my "Conclusions" slide -- made in early 2014:

I recall that, when I was creating it, there wasn't room for "shocked" on the "Crew" line -- where it really belonged...
Now, I'll consider moving it down -- and re-wording that line to include "lung"...
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The torpedo had to be virtually in contact with the Housatonic to be guaranteed effective -- but, it was bolted to the spar. Until some mechanism for triggering the explosion from inside the Hunley is discovered -- what other scenario fits the evidence?
There doesn't seem to be one. It appears that someone made some very fatal assumptions.