Endocrine System Hormones 2 Question Preview (ID: 1539)

Hormones And Function.[print questions]

Melatonin _____.
a) is secreted by the thymus gland
b) increases FSH and LH secretion
c) may be affected by changes in day length
d) is controlled by the pituitary gland.

Which of the following is true about the pancreas?
a) it contains islets of langerhans cells that secrete insulin
b) it is only an endocrine gland
c) it is considered to be part of the endocrine and immune system
d) beta cells secrete glucagon

Removal of the anterior pituitary would affect all of the following except _____.
a) mammary glands
b) adrenal cortex
c) thyroid
d) adrenel medulla

A woman is able to get pregnant but is unable to carry the pregnancy to term. What hormone will her doctor likely give her to sustain her pregnancy?
a) Estrogen
b) Androgens
c) Progesterone
d) Prolactin

Follicle-stimulating hormone (FSH) and Luteinizing hormone (LH) are two hormones that regulate the actions of the ovaries. Where are these two hormones produced?
a) Ovaries
b) Anterior pituitary
c) Thyroid
d) Testies

In which type of diabetes are islets cells destroyed and a person is completely insulin dependent, usually at an early age?
a) Diabetes mellitus type I
b) Diabetes mellitus type II
c) Diabetes insipidus
d) None of these are correct

Which of the following hormones promotes testosterone production in males and estrogen production in females?
a) follicle-stimulating hormone
b) oxytocin
c) Luteinizing hormone
d) prolactin

A woman with a newborn baby noticed that when she nursed the baby, she felt cramps. This condition is probably caused because _____.
a) Nursing often causes digestive upset.
b) Nursing stimulates the posterior pituitary to release oxytocin.
c) Nursing stimulates the ovaries to release estrogen.
d) Nursing increases parasympathetic stimulation of the uterus.

Which of the following statements concerning thyroid hormones is NOT true?
a) Thyroid hormones include T3 and T4 (thyroxine).
b) Thyroid hormones are produced in thyroid follicles.
c) Thyroid hormone secretion is stimulated by Thyroid Stimulating hormone (TSH).
d) Insufficient iodine in the diet causes the thyroid gland to decrease in size.

If a person is diagnosed as having too high a metabolic rate, which endocrine gland is
a) parathyroid
b) thymus
c) posterior pituitary
d) thyroid

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