T4 and T3 are ________ hormones that are mainly transported ________ in the blood
A) steroid; bound to transcortin-binding protein (TBP)
B) monoamine; bound to thyroxine-binding globulin (TBG)
C) monoamine; unbound (free)
D) catecholamine; bound to thyroxine-binding globulin (TBG)
E) steroid; unbound (free)
B
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A bone fracture in your arm would be part of the ________ division of the skeleton
A) Spinal B) Appendicular C) Thoracic D) Axial
Voltage-gated Na+ ion channels are sensitive to changes in the extracellular concentration of
A) Ca2+ ions. B) Cl- ions. C) K+ ions. D) proteins.
The visual cortex is located in the _______ lobe.
A. Frontal B. Occipital C. Temporal D. Parietal E. Insula
Tubular secretion of H+ for regulating blood pH takes place in the ________.
A. distal convoluted tubules B. nephron loops C. proximal and distal convoluted tubules D. proximal convoluted tubules