Water-soluble molecules such as glucose and amino acids move across the blood-brain barrier by ________.
A. filtration
B. exocytosis
C. diffusion
D. mediated transport
E. endocytosis
Answer: D
Anatomy & Physiology
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Conscious control of micturition inhibits the micturition reflex by using nerve centers in the
A. medulla oblongata. B. pons and hypothalamus. C. brainstem and cerebral cortex. D. spinal cord.
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The main site of gas exchange is the ________
A) alveolar duct B) respiratory bronchiole C) alveoli D) alveolar sacs
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The barrier between the plasma and interstitial fluid is the ____________________
Fill in the blank(s) with correct word
Anatomy & Physiology
A neutral atom will become a cation if it
A. gains neutrons. B. gains electrons. C. loses protons. D. gains protons. E. loses electrons.
Anatomy & Physiology