Juan has great hopes that his 12-year-old son will play professional basketball and wants to do anything that might be helpful. He has heard that the administration of testosterone or other androgens might increase his son's height. Alarmed, you tell him that this may be a treatment that would actually limit his future athletic potential. Why?
What will be an ideal response?
The administration of sex hormones may cause a quick increase in height, but could also contribute to the
premature closure of the epiphyseal plates, limiting the final height this child may attain.
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Which of the neurons in the diagram is modified in a manner that helps enhance the sensitivity of the receptor?
a) A b) B c) C d) None of these choices e) All of these choices
The elastic epithelial fold of variable size, which partially blocks the entrance to the vagina, is called the
A) fornix. B) clitoris. C) vestibule. D) hymen. E) labia minora.
The process of hemostasis includes the ____________________.
vascular phase platelet phase coagulation phase all choices are correct none of the choices are correct
Which of the following statements regarding vision is FALSE?
A. The cornea refracts light rays more strongly than the lens. B. Presbyopia is a condition in which the lens cannot accommodate adequately for near vision. C. Myopia is a condition in which the lens focuses light from distant objects behind the retina. D. Cataract is an increase in opacity (clouding) of the lens. E. The image of an object that is focused on the retina is upside down relative to the object's actual position in space.