Q.1
In cell membrane the hydrocarbon chains for hydrophilic phase and the polar heads form hydrophobic phase.
  • a) True
  • b) False
Q.2
Proteins interact with which part of the cell membrane?
  • a) Hydrophobic tail
  • b) Polar head
  • c) Non polar head
  • d) Hydrophilic tail
Q.3
Which part of the membrane is responsible for the relative impermeability of polar molecules in and out of the cell?
  • a) Polar head
  • b) Hydrophobic head
  • c) Hydrophobic core
  • d) Non polar head
Q.4
What helps in the passing of inorganic ions?
  • a) Ion channels
  • b) Voltage gated channels
  • c) Aqueous filled pores
  • d) Diffusion
Q.5
The cell membrane is ___________
  • a) Impermeable
  • b) Semipermeable
  • c) Permeable
  • d) Permeable to only gases
Q.6
What is the most important characteristic of a drug to be absorbed after oral administration?
  • a) Dissolved in HCL
  • b) Dissolved in alkaline solution
  • c) Can pass through the cell membrane
  • d) Form aggregate and settle down
Q.7
Cell membrane can pass easily Oxygen and Carbon dioxide.
  • a) False
  • b) True
Q.8
Which one of these is an example of Enteral Route?
  • a) Skin
  • b) IV
  • c) Gastrointestinal
  • d) Inhalation
Q.9
Gastrointestinal route is an example of which of the major drug delivery routes?
  • a) The enteral route
  • b) The parenteral route
  • c) The topical route
  • d) The intravenous route
Q.10
The following image is a basic representation of cellular membrane, choose whether the markings are true or false?
Questiondrug-pharmaceutical-biotechnology-questions-answers10.jpg
  • a) True
  • b) False
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