CD8 markers are to ________ T cells as CD4 markers are to ________ T cells
A) suppressor; cytoxic
B) cytoxic; helper
C) helper; suppressor
D) NK; cytoxic
E) plasma; NK
B
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A nerve cell releases chemical messengers to trigger changes in a nearby muscle cell. This is example of a core principle known as:
A) cell-cell communication. B) feedback loops. C) principle of complementarity of structure and function. D) gradients.
A child falls off her bike and skins her knee. Which form of immunity will be activated immediately?
A) Innate immunity B) Adaptive immunity C) Cell-mediated immunity D) Antibody-mediated immunity
Static equilibrium receptors are located in the ________
A) semicircular canals B) auricle (pinna) C) cochlea D) tympanic membrane E) vestibule
Patches of fibrocartilage formed in the healing of a fracture are called ________, whereas the bony collar formed around the fracture is called ________
A) fracture hematoma; hard callus B) granulation tissue; soft callus C) fracture hematoma; granulation tissue D) granulation tissue; hard callus E) soft callus; hard callus