Which type of external defense is not considered a ‘first line defense’.
A. Lymphatic Organs
B. Tears
C. Saliva
D. Skin (epithelial cells)
E. Mucous and cilia
Select your answer:
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Brain, Neurons and The Nervous System Conjunctivita Pulmonology/Respiratory Urinary Thyroid Disease Health and Wellness Pulmonary Edema and CHF Tracheostomy Care The Respiratory System Serology/Blood Typing Virus, Bacteria, Immunity Thrombosis, Emboliya Skeleton and Muscles Hospital Wards and Departments Types of ImmunityOther 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
Human Anatomy Study Guide › View
The ability of an organism to create offspring is ___________________________________
A. reproduction
B. evolution
C. development
D. growth