Which of the following statements does NOT describe a step in the synthesis and secretion of T3 and T4?
a) Iodide trapping
b) Oxidation of iodide
c) Coupling of T1 and T2
d) Synthesis of calcitonin
e) Iodination of tyrosine
d
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The pancreas can perform both as an endocrine gland and an exocrine gland.?
Indicate whether the statement is true or false
Whether an organism will be genetically male or female is determined by ________
A) the sperm B) the egg C) hormonal, genetic and environmental factors D) prenatal hormone exposure E) the egg and sperm equally
A ball rolling across a field with an acceleration of -0.5 m/s 2 rolls 12.5 m and then comes to a stop after 8 seconds. What was the ball's initial speed?
A. 4 m/s B. 16 m/s C. 12.5 m/s D. 6.25 m/s
The ____________ is the thin meninx attached to the surface of the brain, containing
many nerves and blood vessels. A) arachnoid mater B) pia mater C) dura mater D) subdural mater