é 
s “3 BOTANIC PHYSICIAN. ee 
aa conveyed through its excretory duct into the duodenum. 
L es.—Secreted by the mucus gk 
Has 2 oetae ie first passa ry Use, to lubricate 
“Lhe vapor in the cavity of the abdomen-—A watery vapor, secte 
ted by the exhaling arteries of the lining membrane. Use, to pre 
serye moist and prevent concretion of the abdominal viscera. 
__ Urine.—A saline liquid, of a straw color, secreted in the kidneys; 
and dropping down from them by drops through the ureters int? 
the bladder. Use, to liberate the body from superfluous water, ke 
ueus of the bladder.—Secreted by the mucus glands situ 
the innermost membrane. 
Use, to lubricate and de 
sensible surface of the urethra against the acridness of 
é, to defend the urethra against the ac 
ike secretion of the glans 
) oily teats on the surfa 
Tubricate and defend the sensi 
nt its concretion with the fore skin. 
“Phe vapor of the sheath of the testic 
pents.—An unctuous hun 
ce of the glans and fore 
ble surface of the glans, 3 
e les.—The water 
exhales from the arteries into the cavi 
concretion of the testicles, 
The semen -—The prolife {i 
th the little body a 
_ Use; to be em 
