Identify the structure found in a fetus that allows blood to flow directly from the pulmonary trunk into the aorta
a) Fossa ovalis
b) Foramen ovale
c) Trabeculae carneae
d) Descending aorta
e) Ductus arteriosus
e
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When NAD+ is ________ it becomes NADH. When NADH is ________ it becomes NAD+
A) phosphorylated; deaminated B) reduced; oxidized C) made; recycled D) phosphorylated; dephosphorylated E) oxidized; reduced
Which is NOT a basic method of cell-to-cell communication?
A) mechanical signals B) cytoplasmic transfer of signals C) nerve and blood-transported signals D) contact-dependent signals E) diffused chemical signals
When all three cone populations are stimulated equally, we perceive
A) red. B) blue. C) green. D) white. E) blackness.
With uncontrolled diabetes mellitus, the increased lipid metabolism will cause an increase in ______ formation
A. ketone bodies B. carbohydrates C. fatty acids D. oxygen E. ATP