What prevents food from entering the nasal passages during swallowing?
a. elevation of the uvula
b. contraction of the pharyngeal muscles
c. positioning of the tongue
d. tight apposition of the vocal cords over the glottis
e. elevation of the epiglottis over the nasopharynx
A
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The extensor retinacula of the ankle are located
A. anteriorly. B. posteriorly. C. laterally. D. medially.
Explain why soap that has an alkaline base may not be healthy for some patients to use daily
What will be an ideal response
Cells and transport proteins are physically prevented from passing through the filtration membrane. This has the following effect on filtration
A) decreased osmotic pressure in the filtrate that increases the amount of filtration B) increasing osmotic pressure in the glomerular capillaries that reduces the amount of filtration C) neutral change in osmotic pressure with no effect on filtration D) increased osmotic pressure in the filtrate the draws plasma through the membrane
Which of the following selectively activates beta-2 receptors at low doses, making it possible to dilate bronchioles in the treatment of asthma?
a. salbuterol b. atropine c. metoprolol d. neostigmine e. curare