Which of the following structures is a primary endocrine organ?
What will be an ideal response?
Thyroid gland
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Graft rejection may be caused by ________.
A) using a xenograft B) use of immunosuppressive drugs C) treatment with antilymphocyte serum D) total body irradiation
Accommodation in the eye requires
a. the shape of the cornea to change b. the shape of the lens to change c. the ciliary muscle to be relaxed for near vision d. the ciliary muscle to be contracted for distant vision e. b, c, and d
Decreased blood calcium level would result in increased secretion of which hormone?
A) parathyroid hormone B) calcitonin C) growth hormone D) thyroid stimulating hormone E) cortisol
Near the carotid sinus,
A) the common carotid divides into an internal and an external branch. B) the internal carotids fuse with the vertebral arteries. C) the external carotid forms the internal carotid. D) veins and arteries form anastomoses. E) the aorta gives rise to the common carotids.