TIL humans do not have 100,000 kilometers of blood vessels, it's more like 9,000-19,000 kilometers
https://pubmed.ncbi.nlm.nih.gov/33242636/
#til #todayilearned
https://www.reddit.com/r/todayilearned/comments/1gf1m4b/til_humans_do_not_have_100000_kilometers_of_blood/
https://pubmed.ncbi.nlm.nih.gov/33242636/
#til #todayilearned
https://www.reddit.com/r/todayilearned/comments/1gf1m4b/til_humans_do_not_have_100000_kilometers_of_blood/
August Krogh: Muscle capillary function and oxygen delivery - PubMed
The capillary bed constitutes the obligatory pathway for almost all oxygen (O2) and substrate molecules as they pass from blood to individual cells.PubMed
