The following steps occur in rods when they are excited by photons of light. What is the proper sequence for these steps? 1. Membrane sodium channels close. 2. Increased phosphodiesterase breaks down cGMP. 3. Retinal changes from the 11-cis form to the 11-trans form. 4. The membrane hyperpolarizes and the rate of neurotransmitter release declines. 5. Opsin activates transducin. 6. Opsin
activation occurs.
A) 1, 6, 5, 2, 4, 3
B) 3, 6, 5, 2, 1, 4
C) 6, 3, 5, 2, 1, 4
D) 3, 6, 5, 1, 2, 4
E) 1, 3, 4, 5, 6, 2
B
Anatomy & Physiology
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Fill in the blank(s) with the appropriate word(s).
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List 5 aquaculture production systems
What will be an ideal response?
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Given that oxygen is consumed and carbon dioxide produced during exercise, and we know that the ventilatory system responds to these variables, why do exercise scientists believe that the increase in ventilation during exercise is NOT due to these chemoreceptor responses?
What will be an ideal response?
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The axillary region is ____ to the sternal region.
-distal -proximal -medial -lateral
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