APHY 102 UPDATED Exam Questions and CORRECT Answers
What is a hormone and how does it act? - ANS Hormones are chemical messengers that are responsible for regulation. They are secreted into body fluids, mainly blood. It has specific actions on target tissues, which are any tissue that has specific receptors for that particular hormone. Understand the role of negative feedback in control of hormone secretions. - ANS A control mechanism in which rising level of a hormone leads to a decrease in hormone secretion What is a paracrine secretion? - ANS glands that secrete messenger molecules that affect nearby cells What is an autocrine secretion? - ANS glands that secrete messenger molecules that affect cells that secrete substances
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