23 Questions
Which of the following is NOT a function of the hormones produced by the Endocrine System?
Stimulation of immune response
How do hormones travel through the body?
Through capillaries
What is the 'Lock & Key' system in relation to hormones and receptors?
It describes the specificity of hormone-receptor interactions
What is the primary function of the negative feedback system in the Endocrine System?
To reverse changes in the controlled condition
What triggers the release of a specific hormone in the negative feedback system?
Body condition moving away from normal range
Which type of muscle contraction is regulated by hormones produced by the Endocrine System?
Smooth and cardiac muscle contraction
What is the role of hormones in circadian rhythms?
Regulating sleep-wake cycles
In the 'Lock & Key' system, what does the 'Lock' represent?
Receptor site on the target cell
What is the primary role of the glands in the Endocrine System?
To secrete hormones
How do hormones help maintain homeostasis within the body?
By regulating fluid balance
What triggers the gland to increase or decrease the release of a hormone in the negative feedback system?
The body's need for the final action of the hormone
What initiates a chain of events to return the body to normal in the negative feedback system?
Stimulation of a specific hormone
Which gland is responsible for synthesizing oxytocin and antidiuretic hormone?
posterior Pituitary Gland
Which hormone is responsible for stimulating the thyroid gland to secrete thyroid hormones?
Thyroid Stimulating Hormone (TSH)
Which gland is responsible for producing hormones that regulate fluid volume by stimulating reabsorption of water in the kidneys?
Posterior Pituitary Gland
Which hormone is responsible for promoting growth indirectly by acting on body tissues?
Growth Hormone (GH)
Which gland is responsible for producing hormones essential for physical growth, mental development, and reproductive maturation?
Thyroid Gland
Which hormone is released when serum calcium levels are too high?
Calcitonin
Which gland is responsible for the production of regulatory hormones, either releasing or inhibiting, to stimulate or inhibit the release of hormones from the anterior pituitary gland?
Hypothalamus
Which hormone stimulates ovulation in women and secretion of sex hormones in both men and women?
Luteinizing Hormone (LH)
Which hormone stimulates the adrenal cortex to secrete glucocorticoids (cortisol)?
Adrenocorticotropic Hormone (ACTH)
Which gland is responsible for synthesizing and releasing growth hormone and prolactin?
anterior Pituitary Gland
Which hormone is responsible for stimulating the ejection of milk into mammary ducts and uterine contractions?
Oxytocin
Test your knowledge of the Endocrine System with this interactive quiz. Explore the functions of glands and hormones, and learn about their role in maintaining homeostasis, metabolism, muscle contraction, growth, reproduction, and more. Challenge yourself with questions about hormones, receptors, and their impact on various bodily processes.
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