Exam 25: Hormones

Natalie is lethargic, has poor tolerance to cold, and the amount of thyroid hormone in her body is low even though the level of TSH is high. Natalie has a goiter. Which of these diagnoses is the most likely for Natalie's condition?

Jenny is losing weight, has poor tolerance to heat, and has mood swings, high blood pressure, and a rapid heart rate. She has very high levels of thyroid hormone, high levels of TSH, and a goiter. Which of these diagnoses is the most likely for Jenny's condition?

-In the study shown in the figure, male African clawed frogs were treated with atrazine, which is the most commonly applied herbicide (weed-killer)in the world. These frogs were compared to untreated frogs. Treated and untreated frogs were presented with a female and the number of successful matings of each was recorded. What can you conclude from the data shown?

What is the metabolic abnormality that underlies the characteristic symptoms of diabetes mellitus, such as frequent urination?

Which disorder can sometimes be managed with diet and exercise?

Which organ has both endocrine and nonendocrine functions?

The relationship of insulin to glucagon can be described as ________.

Which structure exerts primary regulation of the concentration of sugar in the blood?

Hormones regulate ________.

If body cells have too few receptors for insulin, ________.

Scenario Osteoporosis is a disease characterized by loss of bone mass and an increased susceptibility to bone fractures. It threatens more than half of all Americans over the age of 50. Women are about four times more likely to suffer from the disease than men. Osteoporosis may progress undetected until bones become so weak that they break during common activities. Prevention of osteoporosis includes regular weight-bearing exercise, recommended intake of calcium and vitamin D, and avoidance of smoking and excessive alcohol. -Calcium levels are regulated by antagonistic hormones. This is likely because ________.

Which hormone can make a person susceptible to infection when administered for too long as a drug?

Which of these is generally considered a benefit of synthetic hormones?

Scenario Osteoporosis is a disease characterized by loss of bone mass and an increased susceptibility to bone fractures. It threatens more than half of all Americans over the age of 50. Women are about four times more likely to suffer from the disease than men. Osteoporosis may progress undetected until bones become so weak that they break during common activities. Prevention of osteoporosis includes regular weight-bearing exercise, recommended intake of calcium and vitamin D, and avoidance of smoking and excessive alcohol. -Astronauts returning from long periods in space often have very fragile bones. This is likely related to ________.

An example of the action of an endocrine disruptor is ________.

Examine the figure below. The behavior exhibited by these elephant seals is promoted by ________.

Please refer to the following art to answer the following questions. -What is special about the target cells that allows them to respond to the hormone? Only the target cells ________.

What happens when the concentration of glucose in the blood rises after a meal is digested?

Steroid hormones ________.

In the presence of stress, which gland is most likely to be active?