(seq. 42)

The Quantity of Blood and other fluids in the
animal Body taken together [succeeds?] that of
the Solids and according to a conjecture of
Haller the circulating Mass alone ^{in [Man?]} is equal
to about 50 Pounds weight. 1/5^th part being the
red Blood current in the Arteries & Veins 1/5 Part
of it in the Arteries & 4/5^th in the Veins

The Use of the Crassamentum is supposed be that of generating
a proper Degree of animal Heat, whence we find the
Heat always in proportion to the Quantity of it being
greatest in bad [?] and athletic Men
The Use of the Serum is to [?] Nutrition ^[?] to
the Parts and of the Lymph & thinner Juices
to [?] the Matter of [?] Nutrition

[?]
[?]