Multiple Choice Quiz

Please answer all questions


1	Which of these is true of the endocrine system but not the nervous system?
		A)	secretes hormones that are transported to target cells by blood
		B)	causes changes in metabolic activities
		C)	effects are prolonged
		D)	All of these are true of the endocrine system and not the nervous system.


2	The primary target of the releasing and inhibiting hormones of the hypothalamus is the ______________.
		A)	liver and adipose tissue
		B)	gonads
		C)	anterior pituitary
		D)	bone marrow


3	Where are the hormone receptors for protein and amine hormones?
		A)	in the nucleus
		B)	in the nucleolus
		C)	on the cell membrane
		D)	in the cytoplasm


4	The adenohypophysis consists of two parts in the adult, the pars distalis and the ______________.
		A)	pars intermedia
		B)	pars tuberalis
		C)	lobus nervosa
		D)	infundibulum


5	The pituitary hormone called _______________ stimulates the male testes to produce sperm and stimulates the development of the follicle in the female on a monthly cycle.
		A)	growth hormone
		B)	luteinizing hormone
		C)	prolactin
		D)	follicle-stimulating hormone


6	Where are oxytocin and antidiuretic hormone produced?
		A)	in the posterior pituitary
		B)	in the anterior pituitary
		C)	in the supraoptic and paraventricular nuclei of the hypothalamus
		D)	in the thalamus


7	What portion of the thyroid produces the hormone calcitonin?
		A)	parafollicular cells
		B)	follicullar cells
		C)	colloid
		D)	parathyroid cells


8	How do hormones from the thyroid and parathyroid regulate the calcium concentration of the blood?
		A)	calcitonin lowers blood calcium; parathyroid hormone raises blood calcium
		B)	parathyroid hormone lowers blood calcium; calcitonin raises blood calcium
		C)	Thyroxine and triiodothyronine together regulate calcium levels, as needs dictate.
		D)	Both parathroid hormone and the three thyroid hormones function to regulate blood calcium levels.


9	The mineralocorticoids produced by the adrenal glands are produced within the ___________________.
		A)	zona fasciculata
		B)	zona glomerulosa
		C)	zona reticularis
		D)	chromaffin cells


10	Which hormones of the adrenal glands supplement the sex hormones from the gonads?
		A)	mineralocorticoids, such as aldosterone
		B)	glucocorticoids, such as cortisol
		C)	gonadocorticoids, such as the androgens
		D)	epinephrine and norepinephrine


11	What hormone does the pineal gland secrete?
		A)	oxytocin
		B)	thymosin
		C)	secretin
		D)	melatonin


12	Inadequate secretion of antidiuretic hormone results is a very serious condition known as __________________.
		A)	diabetes insipidus
		B)	diabetes mellitus
		C)	panhypopituitarism
		D)	acromegaly

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