Upon landing at the airport in Lagos, Nigeria, Eric feels wide awake even though the local time is 11pm. Which synthetic hormone supplement could he administer to help adjust to the new time zone?  

The beta cells in the pancreatic islets produce insulin.  

One of the least complicated of the endocrine control systems directly responds to changing blood levels of ions and nutrients. Which of the following describes this mechanism?  

Which of the following is NOT a category of endocrine gland stimulus?  

The hypothalamic-pituitary-gonadal axis ________.  

Gluconeogenesis, the formation of glucose from fats and proteins, is due to the action of ________.  

Mineralocorticoid is to aldosterone as glucocorticoid is to ________.  

The posterior lobe of the pituitary gland is NOT a true endocrine gland because ________.  

Regulating hormones from the hypothalamus ________.  

Steroid hormones exert their action by ________.