A. There are gaps between tight junctions at the active sites
B. There are no gaps between active sites
C. Less activity in the membrane
D. Fibronectin provides a barrier for diffusion
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Related Mcqs:
- Drug which crosses placental barrier is____________?
- A. phenytoin B. Diazepam C. Corticosteroids D. All of the above...
- Blood brain barriers is absent in all of the following areas except__________________?
- A. Subfornical region B. Habenuclear trigone C. Area posterma D. Neurohypophysis...
- Blood supply to the brain during moderate exercise________________?
- A. decreases B. Remains constant C. Increases D. Increases then decreases...
- A patient with A – ve blood group can receive blood from_______________?
- A. Positive donor B. B negative donor C. AB positive donor D. A negative donor...
- Universal blood donor ill be a blood group of_______________?
- A. Positive B. Negative C. AB positive D. AB negative...
- In PHC, which anticoagulant is used to send the blood sample for blood glucose_____________?
- A. EDTA B. Heparin C. Potassium oxalate+ sodium fluoride D. Potassium oxalate...
- Drugs that does not cross Blood Brain Barrier______________?
- A. Atropine B. Neostigmine C. Physostigmine D. Scopolamine...
- The anticoagulant of choice used in the blood bank is_______________?
- A. Calcium oxalate B. Heparin solution C. Acid citrate dextrose solution D. Sodium fluoride...
- In a blood sample antiserum A and antiserum B and Rh+ ve factor is added. No agglutination is seen. This is_______________?
- A. O group and Rh+ ve B. O group and Rh- ve C. AB group and Rh+ ve D. AB group and Rh – ve...
- Which of the following statements about pulmonary surfactant is false ?
- A. It is secreted by Type II pneumocytes B. It contains lecithin and sphingomyelin C. It increases surface tension D. It prevents collapse of smaller alveoli...
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