29 Questions
What is the source of thyroxine (T4) that is converted by deiodinases?
TSH
What is the effect of thyroxine (T4) on metabolic activity?
Increases metabolic activity
What is the effect of ADH on the body?
Inhibits urine production
Where is ADH produced?
Posterior pituitary
What is the effect of calcitonin on blood calcium level?
Decreases blood calcium level
What is the primary function of Parathyroid Hormone (PTH)?
Regulation of blood calcium levels
Which hormone is responsible for increasing blood glucose levels via gluconeogenesis?
Cortisol
What is the effect of Aldosterone on potassium levels?
Increases potassium excretion
Which of the following is NOT a function of Epinephrine?
Increases immune response
What is the effect of Cortisol on immune response?
Decreases immune response
What is the effect of Angiotensin II on blood pressure?
Increases blood pressure
What is the primary function of Gonadotropin-Releasing Hormone (GnRH)?
To stimulate the production of FSH and LH
Which hormone is responsible for stimulating the production of milk in the breasts?
Prolactin
What is the effect of Thyroid-Stimulating Hormone (TSH) on the thyroid gland?
To increase thyroid hormones
What is the primary function of Oxytocin?
To stimulate uterine contractions during childbirth
What is the effect of Adrenocorticotropic Hormone (ACTH) on the adrenal cortex?
To increase glucocorticoids
What is the primary function of Growth Hormone (GH)?
To stimulate bone and muscle growth
What is the primary function of glucagon in the body?
To increase blood glucose levels
Which hormone inhibits the release of both glucagon and insulin?
Somatostatin
What is the effect of orexin on appetite?
It increases appetite
What is the primary function of gastrin in the digestive system?
To increase HCl secretion and gastric motility
Which hormone is involved in the regulation of blood pressure?
Renin
What is the effect of secretin on the digestive system?
It increases the release of bicarbonate
What triggers the kidneys to secrete the enzyme Renin?
A drop in blood pressure
What is the function of ACE in the blood pressure regulation process?
To convert Angiotensin I to Angiotensin II
What is the effect of Angiotensin II on blood pressure?
It increases blood pressure by various mechanisms
Why are ACE inhibitors prescribed to people with high blood pressure?
To decrease blood pressure by preventing ACE from converting Angiotensin I to Angiotensin II
What is the effect of high blood pressure on the body's response?
It stimulates the brain to decrease blood pressure by increasing urination
What is the role of the liver in the blood pressure regulation process?
It secretes Angiotensinogen, a protein that can be converted to Angiotensin I
Test your knowledge of endocrine hormones, their secretions, and their effects on various glands and hormones. This quiz covers the functions of GnRH, CRF, TRH, and more. Identify the hormones released from different glands and their roles in the body.
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