Description : Pancreatic lipase requires for its activity: (A) Co-lipase (B) Bile salts (C) Phospholipids (D) All of these
Last Answer : Answer : D
Description : Catalytic activity of salivary amylase requires the presence of (A) Chloride ions (B) Bromide ions (C) Iodide ions (D) All of these
Last Answer : A
Description : Serum amylase is increased in (A) Acute parotitis (B) Acute pancreatitis (C) Pancreatic cancer (D) All of these
Last Answer : Answer : B
Description : Emulsification of fat is carried out by (a) bile pigments (b) bile salts (c) HCl (d) pancreatic juice
Last Answer : b) bile salts
Description : Emulsification of fat is brought about by (a) Bile pigments (b) Bile salts (c) Pancreatic juice (d) HCl
Last Answer : (b) Bile salts
Description : Gastric lipae is activated in the presence of (A) Bile salts (B) Cu++ (C) K+ (D) Na+
Last Answer : Answer : A
Description : Conversion of β-carotene into retinal requires the presence of (A) β-Carotene dioxygenase (B) Bile salts (C) Molecular oxygen (D) All of these
Description : All the following statements about obstructive jaundice are true except (A) Prothrombin time may be prolonged due to impaired absorption of vitamin K (B) Serum alkaline phosphatase may be raised ... systemic circulation due to biliary obstruction (D) There is no defect in conjugation of bilirubin
Description : Maximum rise in serum amylase occurs in (A) Acute parotitis (B) Acute pancreatitis (C) Chronic pancreatitis (D) Pancreatic cancer
Description : What is the end product of action of pancreatic amylase on starch?
Last Answer : Maltose.
Description : Assertion `:` Pancreatic amylase digest protein to amino acid. Reason `:` Pancreatic amylase breaks the peptide bond of protein.
Last Answer : Assertion `:` Pancreatic amylase digest protein to amino acid. Reason `:` Pancreatic amylase breaks the ... D. If both Assertion & Reason are false.
Description : Intestinal bacteria can grow in the presence of __________whereas nonintestinal bacteria are A.bile salts B.low concentration of various dyes C.sugars D.low levels of nitrogen
Last Answer : A.bile salts
Description : The surface tension in intestinal lumen between fat droplets and aqueous medium is decreased by (A) Bile Salts (B) Bile acids (C) Conc. H2SO4 (D) Acetic acid
Description : An extracellular fluid having a higher concentration of chloride than serum is (A) Bile (B) Sweat (C) CSF (D) Pancreatic juice
Last Answer : Answer : C
Description : A digestive secretion that does not contain any digestive enzyme is (A) Saliva (B) Gastric juice (C) Pancreatic juice (D) Bile
Description : Secretin causes all of the following except (A) Secretion of pancreatic juice (B) Secretion of bile (C) Inhibition of gastric secretion (D) Stimulation of intestinal motility
Description : Which enzyme digests proteins in the stomach? (1) Trypsin (2) Pepsin (3) Salivary amylase (4) Pancreatic canal
Last Answer : (2) Pepsin Explanation: Protein digestion begins in the stomach with the action of pepsin. Pepsin is the active protein-digesting enzyme of the stomach. When pepsin acts on the protein ... that are digested in the small intestine with the help of trypsin, chymotrypsin, and carboxypeptidase.
Description : Which enzymes are likely to act on the baked potatoes eaten by a man, starting from the mouth and as it moves down the alimentary canal? (a) Pancreatic amylase → Salivary amylase ... (c) Salivary amylase → Pancreatic amylase → Disaccharidases (d) Salivary maltase → Carboxypeptidase → Trypsinogen
Last Answer : (c) Salivary amylase → Pancreatic amylase → Disaccharidases
Description : Which of the following options best represents the enzyme composition of pancreatic juice? (a) Amylase, Pepsin, Trypsinogen, Maltase (b) Peptidase, Amylase, Pepsin, Rennin (c) Lipase, Amylase, Trypsinogen, Procarbo- xypeptidase (d) Amylase, Peptidase, Trypsinogen, Rennin
Last Answer : (c) Lipase, Amylase, Trypsinogen, Procarbo- xypeptidase
Description : Pancreatic juice contains more than one enzyme. Which among the following combination is correct ? (1) Pepsin and Lipase (2) Amylase and Pepsin (3) Pepsin and Trypsin (4) Trypsin and Lipase
Last Answer : 4) Trypsin and Lipase
Description : Which of the following options best represents the enzyme composition of pancreatic juice ? (1) amylase, pepsin, trypsinogen, maltase (2) peptidase, amylase, pepsin, rennin (3) lipase, amylase, trypsinogen, procarboxypeptidase (4) amylase, peptidase, trypsinogen, rennin
Last Answer : (3) lipase, amylase, trypsinogen, procarboxypeptidase
Description : Which of the following human digestive enzymes is incorrectly matched to its substrate? a) pepsin - protein b) trypsin - starch (pron: TRIP-sin) c) pancreatic amylase - starch (pron: AM-i-lase) d) lipase - fat e) maltase - maltose.
Last Answer : ANSWER: B -- TRYPSIN - STARCH
Last Answer : Pepsin
Description : Bile salts make emulsification with fat for the action of (A) Amylose (B) Lipase (C) Pepsin (D) Trypsin
Description : Vitamin C is required for the synthesis of (A) Bile acids from cholesterol (B) Bile salts from bile acids (C) Vitamin D from cholesterol (D) All of these
Description : Cholesterol, bile salts, vitamin D and sex hormones are (A) Mucolipids (B) Glycolipids (C) Phospholipids (D) Isoprenoid lipids
Description : All the following statements about obstructive jaundice are true except (A) Conjugated bilirubin in serum is normal (B) Total bilirubin in serum is raised (C) Bile salts are present in urine (D) Serum alkaline phosphatase is raised
Description : The precursor of bile salts, sex hormones and vitamin D is (A) Diosgenin (B) Cholesterol (C) Campesterol (D) Ergosterol
Description : Trypsinogen is converted to active trypsin by (A) Enterokinase (B) Bile salts (C) HCl (D) Mg++
Description : Pepsinogen is converted to active pepsin by (A) HCl (B) Bile salts (C) Ca++ (D) Enterokinase
Description : Rothera test is not given by (A) β-hydroxy butyrate (B) bile salts (C) Glucose (D) None of these
Description : How are bile salts formed?
Last Answer : Bile acids conjugated with taurine or glycine.
Description : What is enterohepatic circulation of bile salts?
Last Answer : They are separately reabsorbed from the ileum and returned to the liver to be re-excreted again to gut.
Description : What happens to the bile salts of micelle?
Last Answer : The bile salts are left behind.
Description : What is the chemical name of bile salts?
Last Answer : Sodium glycocholate and sodium taurocholate.
Description : How bile salts help in the absorption of dietary lipids?
Last Answer : By emulsifying the lipids and producing micelles of lipids.
Last Answer : (A) Bile Salts
Description : In haemolytic jaundice, urine shows (A) Absence of bile pigments and urobilinogen (B) Presence of bile pigments and urobilinogen (C) Absence of bile pigments and presence of urobilinogen (D) Presence of bile pigments and absence of urobilinogen FATS AND FATTY ACID METABOLISM 91
Description : Absorption of Vitamin B12 requires the presence of (A) Pepsin (B) Hydrochloric acid (C) Intrinsic factor (D) Boh (B) and (C)
Description : The enzyme which is used for the digestion of fat is (a) Water (b) Bile (c) Amylase (d) Lipase
Last Answer : (d) Lipase
Description : The presence of which of the following salts in water causes corrosion in steam boilers? (1) Sodium Chloride (2) Magnesium Chloride (3) Calcium bicarbonate (4) Potassium bicarbonate
Last Answer : (2) Magnesium Chloride Explanation: Magnesium chloride is the name for the chemical compound with the formula MgCl2 and its various hydrates MgCl2(H2O)x. These salts are typical ionic halides, being highly soluble in water.
Description : The best test for acute pancreatitis in the presence of mumps is (A) A serological test for mumps (B) Serum amylase (C) Urinary amylase (D) Serum lipase
Last Answer : Bile juice is combined with pancreatic juice to form diodenam.
Description : This is the common passage for bile and pancreatic juices
Last Answer : This is the common passage for bile and pancreatic juices A. Ampulla of Vater B. Ductus Choledochus C. Duct of Wirsung D. Duct of Santorini
Description : A young infant may be feeding entirely on mother's milk which is white in colour but the stools which the infant passes out is quite yellowish. What is this yellow colour due to? (a) ... bile juice (b) Undigested milk protein casein (c) Pancreatic juice poured into duodenum (d) Intestinal juice
Last Answer : (a) Bile pigments passed through bile juice
Description : Which of the following is the function of enterogastrone? (a) It inhibits the secretion of gastric juice. (b) It stimulates the secretion of digestive juices in the stomach. (c) It stimulates the flow of pancreatic juice. (d) It regulates the flow of bile.
Last Answer : (a) It inhibits the secretion of gastric juice.
Description : Secretin stimulates production of (a) saliva (b) gastric juice (c) bile (d) pancreatic juice.
Last Answer : (d) pancreatic juice.
Description : The ciliated epithelial cells are required to move particles or mucus in a specific direction. In humans, these cells are mainly present in (a) bronchioles and Fallopian tubes (b) bile duct and bronchioles (c) Fallopian tubes and pancreatic duct (d) Eustachian tube and salivary duct
Last Answer : (a) bronchioles and Fallopian tubes
Description : Which of the following secretions is not stimulated by acetylcholine: A. Tear B. Bile C. Pancreatic juice D. Sweat
Last Answer : B. Bile