The "atomic number" of an atom is determined by the number of ________ it has
A) electrons
B) protons
C) neutrons
D) protons + neutrons
E) protons + electrons
Answer: B
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Each sensory neuron responds to stimulus information within its ____________________, which is a circumscribed region of the skin surface surrounding it
Fill in the blank(s) with correct word
The minimum depolarization needed to open Na+ gates is called the ______
Fill in the blank(s) with the appropriate word(s).
The most accepted current theory states that individuals with emphysema have a loss of elastic fibers due to proteases breaking them down. This causes the smaller airways, like small bronchioles and alveolar ducts, to collapse. This collapse leads to __________.
A. loss of air from the alveoli B. trapping of air in the tertiary bronchi C. trapping of air in the main stem bronchi D. trapping of air the alveoli
Thyroid hormone interacts with its target tissue by
A. increasing I- uptake in the target cells. B. binding to a membrane bound receptor. C. binding to receptor molecules in the nucleus. D. releasing thyroglobulin. E. using the intracellular mediator system.