Which of the following nonspecific responses is characterized by the use of C3, properdin, factor B, and factor D?
a. physical barriers
b. immunosurveillance
c. complement, classical pathway
d. complement, alternative pathway
Ans: d. complement, alternative pathway
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A) manubrium. B) body. C) xiphoid process. D) angle. E) tuberculum.
One function of saccades is to prevent adaptation of photoreceptors to a visual image.
Answer the following statement true (T) or false (F)
The __________ secrete(s) a hormone as a response to hypocalcemia.
A. thymus B. thyroid gland C. parathyroid glands D. pineal gland E. pituitary gland
Necessary for Vitamin B12 absorption, ________ is/are secreted by ________ cells.
A. bile salts; chief B. enteropeptidase; mucous C. intrinsic factor; parietal D. lecithin; hepatic E. hydrochloric acid; parietal