what to do
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48. During an experiment on the cough reflex in humans, a subject inhales air containing different amounts of particles that will impact and adhere to mucus primarily in the trachea. Blockade of which of the following afferent pathways would most likely prevent this subject's reflex to initiate a cough?
A ) Glossopharyngeal
B ) Laryngeal
C ) Olfactory
D ) Trigeminal
E ) Vagal
46. The concentration of sodium in the blood is affected by a hormone secreted by cells in which labeled zone in the photomicrograph?
A )
B )
C )
D )
E )
i need answers, plz
Attached Files:
New Picture.jpg (140 KB, 123 downloads)
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saif
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| what to do
Forum Senior
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he, is there anyone with answers????
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saif
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| johnnyu041
Forum Junior
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Alright i think the first one is the Vagus N. since that ennervates the mucus membranes of the trachea and if the pic is a cross section of the adrenal cortex than i think B would be representing the Zona Glomerulosa which secretes Aldosterone...can someone confirm that?
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| NE
Forum Guru
Topics: 53
Posts: 504
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Cough reflex:
Afferent- vagus
center- medula
efferent- vagus, phrenic, intercostal and thoracoabdominal nerves
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| NE
Forum Guru
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I guess it is B
Attached Files:
Adrenal_cortex_layers.jpg (48 KB, 90 downloads)
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| arunangsude
Forum Newbie
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good picture-----good display
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| lq2006
Forum Elite
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48. E
46. B
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| doc179
Forum Guru
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E and B.
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