---

---

Select your answer:
         

Next Quiz >

Topics:

Nervous System Fad Diets Inherited & Acquired Traits Prehabilitation and Conditioning T Cells Cardiac & Diseases of Blood Flow Counseling: Fact or Myth? Disability Etiquette & Physical Activities Biodiversity Conservation Bacteria, Viruses, and Fungi Bacterial Protein Synthesis Inhbitors Diabetes Body Fluids and Blood Cells Illnesses and Diseases in Caregiving Health Care

Other quiz:

Nervous System and Special Senses › View

Where are the three bones of the ear found

A. middle ear

B. inner ear

C. outer ear

D. auditory canal

---

Immunology › View

Systemic 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

---