Hormones and Their Functions: Interactive Learning Quizzes for Sport Science

Question 1

Which of the following characteristics is NOT applicable to hormones?

Accepted Answer

Hormones are rapidly broken down and excreted from the body

Answer

Hormones function as chemical messengers in the body

Answer

Produced in endocrine glands, hormones are secreted directly into the bloodstream

Answer

Hormones only interact with target cells that possess specific receptors

Question 2

Which hormone is primarily responsible for maintaining blood glucose levels?

Accepted Answer

Insulin

Answer

Glucagon

Question 3

Which hormone released by the pituitary gland triggers the production of thyroid hormones?

Accepted Answer

Thyrotropin-releasing hormone (TRH)

Answer

Growth hormone

Question 4

Which hormone is commonly referred to as the 'stress hormone'?

Accepted Answer

Cortisol

Answer

Adrenaline

Answer

Testosterone

Answer

Insulin

Question 5

Which of the following mechanisms represents a negative feedback loop in hormone regulation?

Accepted Answer

Insulin regulating blood sugar levels

Answer

Estrogen regulating the menstrual cycle

Answer

Thyroid hormones regulating metabolism

Answer

Cortisol regulating the stress response

Question 6

Which of the following is not a function of the endocrine system?

Accepted Answer

Processing food and nutrients

Answer

Regulating growth and development

Answer

Maintaining homeostasis

Answer

Controlling reproduction

Question 7

Which hormone is primarily responsible for regulating blood glucose levels?

Accepted Answer

Insulin

Answer

Glucagon

Answer

Epinephrine

Answer

Progesterone

Question 8

Which gland secretes hormones that stimulate growth and development?

Accepted Answer

Pituitary gland

Answer

Thyroid gland

Answer

Adrenal glands

Answer

Pancreas

Question 9

What is the function of the hormone melatonin?

Accepted Answer

Regulates sleep-wake cycle

Answer

Stimulates metabolism

Answer

Increases heart rate

Answer

Prepares the body for stress

Question 10

Which of the following is a characteristic of steroid hormones?

Accepted Answer

They can enter cells and bind to DNA

Answer

They are soluble in water

Answer

They bind to cell surface receptors

Answer

They are synthesized from proteins

Question 11

What is the role of the hypothalamus in the endocrine system?

Accepted Answer

Controls the release of hormones from the pituitary gland

Answer

Produces and secretes hormones directly

Answer

Stores and releases hormones into the bloodstream

Answer

Receives signals from the nervous system

Question 12

What is the main difference between endocrine and exocrine glands?

Accepted Answer

Endocrine glands release hormones into the bloodstream, while exocrine glands release secretions into ducts.

Answer

Exocrine glands release hormones into the bloodstream, while endocrine glands release secretions into ducts.

Answer

Endocrine glands secrete only steroids, while exocrine glands secrete only proteins.

Answer

Exocrine glands secrete only proteins, while endocrine glands secrete only steroids.

Question 13

What is the primary effect of growth hormone deficiency in children?

Accepted Answer

Pituitary dwarfism

Answer

Excessive growth

Answer

Overactive thyroid gland

Answer

Weight gain and high blood pressure

Question 14

Which hormone is primarily produced by the anterior pituitary gland?

Accepted Answer

Growth hormone

Answer

Adrenaline

Answer

Testosterone

Answer

Insulin

Question 15

Which hormone is responsible for regulating blood glucose levels?

Accepted Answer

Insulin

Answer

Cortisol

Answer

Glucagon

Answer

Thyroid hormone

Question 16

Which of the following is a steroid hormone?

Accepted Answer

Testosterone

Answer

Adrenaline

Answer

Epinephrine

Answer

Thyroid hormone

Question 17

Which gland secretes both oxytocin and prolactin?

Accepted Answer

Pituitary gland

Answer

Adrenal gland

Answer

Thyroid gland

Answer

Pancreas

Question 18

Which of the following is a key function of the adrenal glands?

Accepted Answer

Producing stress hormones

Answer

Regulating blood pressure

Answer

Controlling blood glucose

Answer

Stimulating growth

Question 19

Which hormone is secreted by the parathyroid glands?

Accepted Answer

Parathyroid hormone

Answer

Calcitonin

Answer

Thyroid hormone

Answer

Antidiuretic hormone

Question 20

Which of the following is an example of a negative feedback loop in the endocrine system?

Accepted Answer

Insulin regulating blood glucose

Answer

Adrenaline stimulating heart rate

Answer

Thyroid hormone regulating metabolism

Answer

Prolactin stimulating milk production

Question 21

Which hormone is responsible for regulating our circadian rhythms?

Accepted Answer

Melatonin

Answer

Cortisol

Answer

Epinephrine

Answer

Growth hormone

Question 22

Which disorder results from an overproduction of growth hormone?

Accepted Answer

Acromegaly

Answer

Diabetes

Answer

Dwarfism

Answer

Cushing's syndrome

Question 23

Which gland is the primary responder to the body's stress response?

Accepted Answer

Adrenal gland

Answer

Pituitary gland

Answer

Thyroid gland

Answer

Pancreas