Low levels of T3 and T4 will cause:
What will be an ideal response?
increased TSH secretion from the anterior pituitary via a negative feedback loop.
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Which tissue is found lining the lumen of the esophagus and adult vagina?
A. Simple squamous epithelium B. Transitional epithelium C. Stratified columnar epithelium D. Pseudostratified columnar epithelium E. Stratified squamous epithelium
Where is the esophageal plexus in the diagram?
a) A b) B c) D d) C e) G
The AV node
a. is the normal pacemaker of the heart. b. is the only electrical connection between the atria and the ventricles. c. rapidly conducts the impulse from the atria to the ventricles so that they contract simultaneously. d. is not innervated by the vagus. e. has the fastest rate of depolarization in the heart.
Which of the following correctly traces blood flow from the renal cortex to the renal vein?
A. Interlobular v. > interlobar v. > segmental v. > renal v. B. Arcuate v. > interlobar v. > segmental v. > renal v. C. Interlobar v. > interlobular v. > arcuate v. > renal v. D. Segmental v. > arcuate v. > interlobar v. > renal v. E. Interlobular v. > arcuate v. > interlobar v. > renal v.