Exam 42: The Endocrine System

In an experiment examining adrenergic receptors, epinephrine alone was not able to trigger an increase in cAMP, but when beta receptors were fused with animal cells, there were high levels of cAMP. This indicates ____ was occurring.

Type 1 diabetes causes ____, while type 2 diabetes results in ____.

Which hormone is responsible from the release of calcium and phosphate ions from bone tissues into the blood? ​

Explain negative feedback control using thyroid hormones as an example.

The ovaries are regulated by the____. ​

The ____ hormones are vital to growth, development, maturation, and metabolism in all vertebrates. ​

Which organ and hormone pair is incorrectly matched? ​

Ovaries produce ____ to prepare the uterus prior to implantation of a fertilized egg. ​

A patient has very low plasma glucose levels, a condition called hypoglycemia. The problem is not associated with insulin, but with the secretion of glucocorticoids. How would you evaluate the patient to determine where in the feedback system the problem is located?

You are studying the hormonal control of metamorphosis in amphibians. If the anterior pituitary was prevented from releasing TSH, what would be the effect on tadpoles? ​

When human volunteers were given high doses of AAS, ____ ​

  FIGURE 42.1 A. A B. B C. C Answer the question using the accompanying figure. During metamorphosis of a tadpole, TSH is active at ____. ​

The reason some individual hormones have multiple effects on different target tissues is that ____. ​

The regulation of water balance, milk release, and uterine contractions during childbirth are mediated by the ____ gland. ​

Prostaglandins are ____

In humans, an adult suffering from hyperthyroidism ____. ​