Which of the following is a precursor to melatonin synthesis?
A. Tyrosine
B. Tryptophan
C. Serotonin
D. Both tryptophan and serotonin are correct.
Answer: B
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The hormone that dominates during the alarm phase of the general adaptation syndrome (GAS) is
A) testosterone. B) aldosterone. C) cortisol. D) thyroid hormone. E) epinephrine.
In which of the following planes does a forward roll occur?
A. sagittal B. frontal C. transverse D. oblique
Define vasectomy
A) Vasectomy is the surgical sterilization of females by blocking the uterine tubes. B) Vasectomy is the surgical sterilization of females by removal of the uterus. C) Vasectomy is the surgical sterilization of males by the removal of the testes. D) Vasectomy is the surgical sterilization of males by the removal of the prostate gland. E) Vasectomy is the surgical sterilization of males by cutting the ductus deferens.
A joint that consists of two opposed flat surfaces of approximately equal size is a _____ joint
A. plane B. saddle C. hinge D. pivot E. ellipsoid