Some thyroid disorders are characterized by an increase in the width of the palpebral fissure. This would be an increase in the distance between the
A. eyebrows.
B. eyelashes.
C. eyelids.
D. eyes.
E. lacrimal glands.
C
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Which of the following is a spasmodic contraction of the diaphragm followed by spasmodic closure of the rima glottidis, which produces a sharp sound on inhalation?
a) sneezing b) coughing c) laughing d) hiccupping e) Valsalva maneuver
Which of the following is not a role of prostaglandins?
A. To act as vasodilators or vasoconstrictors B. To induce labor contractions C. To inhibit gastric secretion D. To constrict or dilate arterioles E. To stop fever and pain
The thoracic duct collects lymph from all of the following except the
A. abdomen. B. left leg. C. right arm. D. left shoulder. E. right foot.
A group of chemicals that have local effects instead of being released into the blood are known as
A. epidermal growth factors. B. prostaglandins. C. steroid hormones. D. pyrogens.