Elective

What is the pH value of blood

• 6.4

• 7.4

• 8.5

• 4.9

Which of the following blood cells play an important role in blood clotting

• Thrombocytes

• Neutrophils

• Leucocytes

• Erthyrocytes

Which of the following is a mismatch between blood cells and their description

• Neutrophils-Respond to tissue destruction by bacteria; release lyzozyme, strong oxidants and defences

• Lymphocytes-Occur as B-cells, T-cells, and

  natural killer cells

• Eosinophils – WBC showing a kidney-shaped

  nucleus; capable of phagocytosis

• Basophils-Involved in inflammatory and

  allergic reactions; are involved in hypersensitivity

4.Which of the following statement is incorrect

about haemoglobin?

• Haemoglobin is an iron containing heme

  protein.

• Fe is in +2 high spin state

• The fifth Co ordination site is occupied by Nitrogen of imidazole protein

• The sixth site of haemoglobin is vacant.

Digestion of carbohydrates starts with the  help of enzyme

• pepsin

• pancreatic amylase

• salivary amylase

• lactase

Incorrect statement about bile pigments is

• Bile pigments are bilirubin and biliverdin

• Bile pigments are endogenous

• Major form of bile pigment is bilirubin

• Hypobilirubinemia is called jaundice

All of the following are functions of bile salts, Except?

• Formation of bile salts decrease the passive absorption in the small intestine

• Enables active transport of bile salts in the terminal ileum

• Allows solubilization and elimination of cholesterol

• Helps in carbohydrate metabolism.

The process of dissolving out the components from the adsorbent is called

• extraction

• purification

• chromatography

• Elution

In adsorption chromatography the stationary phase and mobile phase are

• solid and solid

• liquid and gas/liquid

• solid and liquid / gas

• gas and solid

Mark the correct statement

• Paper chromatography is a special case of adsorption chromatography.

• In descending paper chromatography the movement of mobile phase is in the upward direction.

• In ion exchange chromatography different ions have different capacity to undergo exchange reaction.

• A plot of signal intensity against time is called chromatograph