According to the following table, what is the most acidic fluid in the body?
Body Fluid pH Ranges
Body fluid Normal pH range
Gastric fluid 0.5–2
Sweat 4–6.8
Urine 5–8
Saliva 6.5–7.5
Muscle cells 6.7–6.8
Blood 7.35–7.45
Select one:
a. sweat
b. blood
c. gastric juice
d. saliva
e. urine