Na+ diffusing into the cell causes more Na+ gates to open, which is a _____ feedback loop
Fill in the blank(s) with the appropriate word(s).
positive
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As the user switches to a higher-power lens to increase total magnification, the field of view ________
A) decreases B) decreases 4× C) increases D) remains the same
Which of the following cells is NOT an agranular leukocyte?
a) Monocytes b) Macrophage c) Lymphocyte d) Basophil e) All of these choices
The process which increases the chance of a neutrophil or monocyte engulfing an invader is _____.
A) phagocytosis B) neutralization C) complement fixation D) opsonization
The reason that certain odors can initiate behavioral and emotional reactions is because
A. there are widespread olfactory associations within the hypothalamus and limbic system. B. the sense of olfaction occurs immediately at the olfactory epithelium. C. olfactory sensations are interpreted at the prefrontal cortex. D. the olfactory pathway is connected directly to the occipital lobe. E. the olfactory pathway is connected directly to the medulla oblongata.