Select your answer:
Topics:
Major Nutrients Digestive System Medical Terminology The Respiratory System Infection Control Nervous System and Special Senses Compact Bone General Anatomy Regulation of Heart Rate Enzymes and Movement of Substances Energy and Metabolism Biology Trauma Surgery Heart Living Organisms Forensic OdontologyOther quiz:
Immunology › ViewSystemic Lupus Erythematosus (SLE), is characterized by immune complexes in serum and the basement membranes of many organs and joints. This involves Polyclonal B-cell activation resulting in increased production of IgM and IgG, which activate complement. Which of the following complement proteins functions as a chemotactic attractant for neutrophils, as well as an anaphylatoxin?
A. C3
B. C3b
C. C4a
D. C5a
Eye › View
If your lens focuses light on the part of the retina where the optic nerve attaches, what will you see?
A. nothing
B. an image much larger than it really is
C. an image much smaller than it really is
D. an image with the colors inverted (flipped)