★ Pathophysiology Quiz
The _____ line of defense involves immune cells that attack pathogens without specificity (innate immunity).
A. second
B. first
C. third
D. fourth
Select your answer:
Topics:
Disease and Immunity Factors that Affect Health and Wellness Differentiation and Division of Human Cells Living Organisms Sports Medicine Composition of Blood and Blood Cells Injury Breath Lymphatic System Circulation of Blood Transportation in Organisms Mycology Healthcare Delivery Systems and Insurance Tissue Repair Pathology Pathophysiology_EndocrineOther quiz:
Teeth and Microbes › ViewThe outer layer of the crown is made of a substance called __________.
A. dentine
B. water
C. flour
D. enamel
Nature of Science › View
Which of the following characteristics of living things best explains why some North American birds fly south for the winter?
A. evolution
B. response to the environment
C. energy and ability to metabolize
D. reproduction