Question 171 Prostaglandins are synthesized in the body from? A) Myristic acid B) Arachidonic acid C) Stearic acid D) Lignoceric acid No Details
Question 172 Which of the following are classified as essential fatty acids? A) Arachidonic acid B) Oleic acid C) Acetic acid D) Butyric acid No Details
Question 173 The enzyme systems for lengthening and shortening for saturating and desaturating of fatty acids occur in? A) Intestine B) Muscle C) Kidney D) Liver No Details
Question 174 All active prostaglandins have atleast one double bond between positions? A) 7 and 8 B) 9 and 10 C) 11 and 12 D) 13 and 14 No Details
Question 175 The carbon chains of prostanoic acid are bonded at the middle of the chain by a? A) 5-membered ring B) 6-membered ring C) 8-membered ring D) None of these No Details
Question 176 Prostaglandins have a common structure based on prostanoic acid which contains carbon atoms? A) 12 B) 16 C) 18 D) 20 No Details
Question 177 Prostaglandins are liberated in the circulation by the stimulation of? A) Anterior pituitary glands B) Posterior pituitary glands C) Adrenal gland D) Thyroid gland No Details
Question 178 The desaturation and chain elongation system of polyunsaturated fatty acids are greatly diminished in the absence of? A) Insulin B) Glycagon C) Epinephrine D) Thyroxine No Details
Question 179 Phospholipids help the oxidation of? A) Glycerol B) Fatty acids C) Glycerophosphates D) None of these No Details
Question 180 Fatty acids are activated to acyl CoA by the enzyme thiokinase? A) NAD+ B) NADP+ C) CoA D) FAD+ No Details