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17.- Nanoparticles and Brain Tumors

PEDRO ÁLVAREZ JIMÉNEZ 5 preguntas

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Preguntas del test (5)

1Nano particles technology permits
1. AEnough nanoparticles to fight against uncontrolled cells
2. BLow rate of side effects
3. CBoth are correct
2Nanoparticles have a hard work with tumors because
1. AThe hard diffusion because lymphatic system cannot work properly
2. BThe low density of extracellular matrix that does not avoid to flow easily
3. CAl cell are very close among them and there are not enough space
3The immune system is another obstacle to nanoparticles because
1. AIt polishes off all nanoparticles
2. BPhagocytes reduce the circulating time of nanoparticles in blood
3. CIt competes with nanoparticles to destroy the tumor
4Penetrating peptides
1. AJoin to specific receptors in uncontrolled cells
2. BOpens wormhole in blood vessels to permit them to decrease their pressure
3. CBoth are not correct
5Nano receptors can detect specifically transformed cells because
1. ATheir irregular shape
2. BTheir capacity of dividing
3. CTheir major presence of receptors in the surface