The system that is responsible for supplying the body with oxygen and removing carbon dioxide is the __________ system
Fill in the blank(s) with correct word
respiratory
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The term diarthrosis refers to a joint that is
A. slightly mobile. B. freely mobile. C. dislocated. D. fused. E. immobile.
Richard has been under great stress and has complained of migraine headaches for weeks. He tried all kinds of drugs, with little effect. When he was at the end of his rope, a friend suggested yoga and meditation. Having nothing to lose, he tried them and after several months, felt like a new person. How could these practices help him?
What will be an ideal response?
The hormone that decreases the concentration of calcium in the blood is
a. thyroxine b. tri-iodothyronine c. calcitonin d. both a and b e. all of the above
Why is a cell-mediated immune response more effective against intracellular microorganisms (such as viruses) than an antibody-mediated response?
A. Cell-mediated (vs. antibody-mediated) response results in activation of a many more immune cells, so it is more effective at destroying antigens B. Intracellular microorganisms are too large for antibodies to be effective against C. Intracellular microorganisms are too small for antibodies to be effective against D. Cell-mediated response results in destruction of cell containing the intracellular microorganism; antibodies can't enter cells