Which of the following is the "first line of cellular defense" against foreign compounds or pathogens?
A) T cells
B) B cells
C) NK cells
D) phagocytes
E) plasma cells
D) phagocytes
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Which structure is derived from the peritoneum of the abdominal cavity?
A. Spermatic cord B. Tunica vaginalis C. Tunica albuginea D. Mediastinum testis E. Perineal raphe
What category of receptor cell is used to sense changes in temperature?
a) photoreceptor b) mechanoreceptor c) thermoreceptor d) chemoreceptor e) osmoreceptor
The citric acid cycle involves
A. a multienzyme complex within the cytosol. B. several enzymes within the matrix of the mitochondrion. C. a multienzyme complex within the outer compartment of the mitochondrion. D. several enzymes within the cytosol and the outer membrane of the mitochondrion.
If a woman is diagnosed as having a heart murmur, what anatomical condition does she have, and how does it affect the heart function?
What will be an ideal response?