What is perforin?
A) a type of antibody synthesized by B cells
B) a protein produced by NK cells
C) a type of interferon
D) a toxin expressed by some pathogens that is capable of damaging healthy cells
E) a destructive enzyme secreted by sebaceous glands
Answer: B
Anatomy & Physiology
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Which of the following is not a component of the limbic system?
A) amygdaloid body B) cingulate gyrus C) globus pallidus D) hippocampus E) fornix
Anatomy & Physiology
Which structure is not found in a sheep pluck?
A) Lungs B) Heart C) Trachea D) Pharynx
Anatomy & Physiology
Carbon monoxide bonds to hemoglobin more effectively than does oxygen
Indicate whether the statement is true or false
Anatomy & Physiology
The inferior chambers of the heart are the
A. atria. B. ventricles. C. auricles. D. gyri. E. sulci.
Anatomy & Physiology