Question

Question 1.

The concentration of hormones in the bloodstream is regulated by:

		Nutritional signals to the endocrine glands
		Positive and negative feedback loops.
		Nerve impulses
		The production of receptor antagonists

Question 2

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

		Contribute to homeostasis
		Release chemicals into the blood for distribution throughout the body
		Affect the metabolism of many target tissues and organs
		Produce rapid responses to environmental changes

Question 3

Which is true about steroid hormones?

		Affect all cells in the body
		Are derived from cholesterol
		Are made in the pancreas
		Are made in the pituitary

Question 4

Which hormone is controlled by positive feedback?

		thyroid hormone
		testosterone
		oxytocin
		cortisol

Question 5

Which of the following accurately describes the function of the hypothalamus?

		It directly regulates all endocrine secretions
		It is responsible for only stimulating the pituitary gland
		It is regulated by the pituitary gland
		It is a link between the nervous system and the endocrine system

Answer 1

Answer

1) The concentration of hormones in the bloodstream is regulated by: Positive and negative feedback loops.

2) The one that is not a function of the endocrine system: Produce rapid responses to environmental changes

3) The one that is true about steroid hormones : Are derived from cholesterol

4) The hormone that is controlled by positive feedback : Oxytocin

5) The statement that accurately describes the function of the hypothalamus is : It is a link between the nervous system and the endocrine system