Below are several structures from the frog heart. Select the correct sequence that lists the structures from the one with the highest rate of contraction, to the one with the lowest rate of contraction
A) sinus venosus, atria, ventricle B) atria, ventricle, sinus venosus
C) atria, sinus venosus, ventricle D) ventricle, atria, sinus venosus
Answer: A
Anatomy & Physiology
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A triglyceride consists of
A) 3 glycerols and 1 fatty acid. B) 3 fatty acids and 1 glycerol. C) 3 glucose molecules. D) 3 fatty acids and 3 phosphate groups.
Anatomy & Physiology
The respiratory areas are in the medulla oblongata and the ____ of the brainstem
Fill in the blank(s) with correct word
Anatomy & Physiology
Of the following choices, the pH of the least acidic solution is
A) 6.0. B) 4.5. C) 2.3. D) 1.0. E) 12.0.
Anatomy & Physiology
The receptor cells for which of the following special senses are bipolar neurons?
A. equilibrium B. hearing C. smell D. taste E. touch
Anatomy & Physiology