A cell duplicates its chromosomes during the ________ phase
A) G0
B) G1
C) G2
D) Gm
E) S
Answer: E
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The blood-brain barrier is made up of
A. astrocyte perivascular feet and the falx cerebri. B. astrocyte perivascular feet and capillary endothelial cells. C. microglial extensions and capillary endothelial cells. D. astrocyte extensions and dural sinuses. E. ependymal cells and venous blood vessels.
At the glomerulus, the osmotic pressure that arises because of the protein concentration gradient is known as the __________ pressure
Fill in the blank with the correct word.
When a joint is immobilized for a prolonged time, there is danger that
A. articular cartilage will degenerate. B. synovial fluid will decrease. C. synovial fluid will increase. D. articular cartilage will thicken. E. articular cartilage will ossify.
In addition to the joint between the tibia and the femur, the knee contains a joint between the
A. patella and the fibula. B. patella and the tibia. C. fibula and the femur. D. patella and the femur.