An anion is an atom or molecule that
A. is positively charged.
B. emits radioactive energy.
C. is negatively charged.
Answer: C
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The expanded beginning of the ureter connects to the
A) renal sinus. B) renal pelvis. C) renal calyx. D) renal hilum. E) renal corpuscle.
Explain how an angiotensin converting enzyme inhibitor (ACE inhibitor) such as captopril would be effective as an antihypertensive.
What will be an ideal response?
Contraction of the inspiratory muscles causes the thoracic cavity to ________ in volume.
A. decrease B. increase C. remain unchanged
Which of the following structures allow the exchange of gases between the inhaled air and the blood?
A. The pulmonary alveoli and the bronchioles only B. The pulmonary alveoli and the alveolar ducts only C. The pulmonary alveoli, the bronchioles, and the alveolar ducts D. The pulmonary alveoli only