. Nitrate mechanism of action includes:
A. Decrease preload and afterload
B. Increase preload and afterload
C. Increase preload, decrease afterload
D. Decrease preload, increase afterload
Select your answer:
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Health and Hygiene › ViewWhat is the immune system?
A. The antibiotics that fight diseases
B. The body system that fights ninjas
C. The body system that fights diseases
D. The medicine that makes you feel better
Microbiology › View
SCID is defined by a lack of functional B and T cells which eliminates protection by humoral and cell-mediated immunity. Which of the following is true?
A. A genetic defect disrupts the development of the lymphocytic cell lines.
B. A genetic mutation renders the individual incapable of removing a toxic DNA metabolite from lymphocytes, which ultimately destroys them
C. Genes coding for B and T cell receptors are mutated so the cells are incapable of binding antigens.
D. All of the above describe cases of SCID.