About 85% of the fluid that moves out of bloodstream at the arterial end of capillary beds is returned to the capillaries at the venous end of the capillary bed. How is the other 15% recovered?
A) it is not recovered; it is excreted by sweat glands and other excretory organs.
B) it is collected by lymphatic capillaries and returned to circulation via the lymphatic system.
C) it is forced back into venules through the action of surrounding muscles.
D) it circulates in interstitial areas, eventually being excreted by the intestine.
Answer: B) it is collected by lymphatic capillaries and returned to circulation via the lymphatic system.
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