Which T cell toxin fragments DNA?
a) Perforin
b) Tumor antigen
c) Interferons
d) Lymphotoxin
e) Toxin T
Answer: d) Lymphotoxin
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The strength of the lens depends on its shape, which in turn is regulated by the ciliary muscle
a. True b. False Indicate whether the statement is true or false
The activation of additional motor units in a skeletal muscle, in order to increase muscle tension, is called motor unit recruitment.
Answer the following statement true (T) or false (F)
Which type of muscle contains fusiform cells that function to propel materials through hollow organs?
A. Striated B. Skeletal C. Voluntary D. Smooth
During hemostasis, the final stage of blood coagulation involves
A. the conversion of prothrombin to thrombin. B. the secretion of serotonin. C. the conversion of fibrinogen to fibrin. D. the formation of a platelet plug. E. blood vessel spasm.