Introduction to the Endocrine System Practice Problems

Which of the following is true regarding hormone receptors located in the plasma membrane?

How do hormones trigger intracellular signaling pathways and affect cellular processes?

John had undergone chemotherapy which suppressed the activity of his bone marrow. He was diagnosed with reticulocytosis as his bone marrow resumes its normal production of red blood cells. Which of the following results can be expected from his blood test?

Mr. Davis, a 45-year-old patient, was admitted to the hospital for major surgery. His blood type was determined to be A+. Mr. Davis experienced significant blood loss during the surgery and required a blood transfusion. Which of the following tests is essential before administering a blood transfusion?

Why do people often find themselves making frequent trips to the bathroom after consuming alcoholic beverages?

For a steroid hormone to modify a cell's protein synthesis, what does it have to do first?

The adrenocorticotropic hormone specifically targets cells that produce:

Which of the following happens when two antagonistic hormones are present?

Which of the following does not describe Type 2 diabetes?

When female bodybuilders misuse androgens (anabolic steroids) to enhance muscle mass and performance, they may experience adverse effects such as:

Which hormones regulate the production of growth hormone (GH)?

What is the primary stimulus for the release of erythropoietin (EPO) by the kidneys?

Which of the following hormones produced by the endocrine system is involved in the development and function of the immune system?

The chemical class of hormones that are derived from cholesterol is called:

How do endocrine glands react when the blood glucose levels rise?

For a protein hormone to influence the workings of a cell, what is the essential requirement?

What enables steroid hormones to diffuse through the plasma membrane of target cells?

In males, the follicle-stimulating hormone stimulates the specialized cells in the seminiferous tubules called:

The following are examples of hormones that are utilized in cell communications within the endocrine system, except:

Which of the following statements about steroid hormones is true?

When blood glucose levels rise after a meal, the pancreas releases insulin, promoting the uptake of glucose by cells and reducing blood glucose levels. As blood glucose levels decrease, the secretion of insulin is reduced. Which type of feedback mechanism is illustrated in this scenario?

Steroid hormones, like cortisol and estrogen, often bind to receptors located within the cytoplasm or nucleus. The hormone-receptor complex then acts as a:

This hormone is responsible for the osmolarity of the blood:

Choose the correct location where prolactin exerts its effects:

The inactive form/s of thyroid hormone is also known as:

Thyroxine is the inactive form of the thyroid hormone. What converts thyroxine into the active form in the brain:

In patients that have goiter the most common etiology is:

Which of the following can cause an elevation in TSH levels:

The parathyroid hormone acts on the bones, kidneys, and intestines when:

What is the function of aldosterone in the cells of the renal tubules?

Which of the following is not one of the functions of cortisol?

What is the primary role of cortisol in stress response?

Which of the following statements about insulin is false?

Which of the following is characterized by progressive beta cell dysfunction contributing to decreased insulin effectiveness?

Which of the following hormones is matched incorrectly to its function?

Which of the following is a function of antidiuretic hormone (ADH)?

Which of the following typically happens after a meal?

When is glucagon secreted?

An abnormally high glucagon level would lead to:

The adrenal cortex secretes the following hormones, except:

Which of the following is the expected result of elevated cortisol in the blood:

In cases where cortisol levels are too low which of the following could be expected:

Mrs. Lopez is diagnosed with Type 1 diabetes. She receives periodic insulin injections as part of her treatment. What is the reason why insulin cannot be administered orally?

In individuals with Type 1 diabetes, particularly when diabetes is inadequately controlled, there is a potential risk of developing diabetic ketoacidosis (DKA). What impact does DKA have on the blood?

Which of the following actions of aldosterone in the kidney is true?

Identify the function that is exclusively controlled by a hormone produced by an endocrine organ:

Osteoporosis is a disease characterized by a decrease in bone density and mass, resulting in weak and brittle bones that are more prone to fracture. Osteoporosis can affect both elderly men and women, but it is more common in women after menopause due to: 

Which of the following statements describes hormones?

A hormone is a chemical messenger that is produced by specialized cells within the endocrine organs. It is carried to all parts of the body via blood and affects the target organs by:

When messages are relayed through hormones to distant parts of the body, the type of communication is referred to as :

Which of the following is controlled by the nervous system rather than endocrine signaling?

Which of the following is not an effect of angiotensin II?

Which of the following statements correctly describes paracrine signaling?

a) It is cell-to-cell communication through chemicals within a tissue

b) It is communication between body parts involving hormones

c) It is communication between body parts involving nerve impulses

d) It is communication between plant cells through plasmodesmata

The following statements about hormones are correct except:

Which of the following demonstrates autocrine signaling?