The ______cells play a role in the establishment of a blood-brainchemical barrier.Group of answer choices

Question 21 ptsWhich of the following statements is CORRECT regarding the blood-brain barrier?Group of answer choicesmicroglial cells help the endothelial cells to form the blood-brain barrierpericytes form tight junctions between endothelial cells in blood vesselsbrain capillaries lack fenestrations and have high pinocytosistight junctions open and close to control the passage of material through the intercellular spacesthe vascular basement membrane contributes to the integrity of the blood-brain barrier

Which of the following components is the most important contributor to the barrier properties of the blood-brain barrier?Group of answer choicesbinding proteins in the bloodpericytes around blood vesselsastrocyte end-feet encircling blood vesselstight junctions between endothelial cells in blood vesselsthe presence of transporters for some substances in endothelial cells of blood vessels PreviousNext

Which type of glial cells, together with brain capillaries, are responsible for maintaining the blood-brain barrier?Multiple choice question.OligodendrocytesAstrocytesMicrogliaEpendymal cells

Fill in the Blank QuestionFill in the blank question.The blood cells primarily function to protect the body against disease.

The membranes of the blood-brain barrier need to be fused, preventing any substances from entering and/or escaping between cells. The type of intercellular junction best suited for this need is a(n) __________Blank.Multiple Choicegap junctionion channeldesmosometight junction