NURSING ANM AND GNM

NURSING EXAM QUESTIONS

PHARMACOGNOSY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Acacia consists principally of
A
Arabin
B
Liquitrin
C
Isoliquitrin
D
All
Explanation: 

Detailed explanation-1: -Acacia consists principally of arabin, which is a complex mixture of calcium, magnesium and potassium salts of arabic acid. Arabic acid is a branched polysaccharide that yields L-arabinose, D-galactose, D-glucuronic acid and L-rhamnose on hydrolysis.

Detailed explanation-2: -Acacia Bark also known as Wattle Bark, is collected from wild or cultivated trees, seven years old or more. Acacia Bark contains from 24 to 42% of the tannin gallic acid. Medicinally, Acacia Bark is employed as a substitute for Oak Bark.

Detailed explanation-3: -Gum arabic, also called gum acacia, is a tree exudate obtained from the Acacia Senegal branches and stems. Gum arabic majorly comprises high molecular weight polysaccharides including their calcium, magnesium, and potassium salts, that of hydrolysis, which yields arabinose, galactose, rhamnose, and glucuronic acid.

There is 1 question to complete.