Home Page Science Biology Anatomy Physiology Chapter 11 - Flashcards

Physiology Chapter 11 – Flashcards

James Hopper

7 July 2022

question

Glands that release their secretion into ducts leading to a body surface are called ____ glands.

answer

exocrine

question

Cancer patients often develop endocrine disorders because

answer

cancer cells sometimes secrete hormones inappropriately.

question

Steroid hormones produce their effects by

answer

activating genes.

question

A group of lipids called ____ have powerful, regulating effects on a variety of tissues.

answer

prostaglandins

question

A group of lipids called prostaglandins act as "local hormones" on a variety of tissues.

answer

True

question

Cyclic AMP is produced from molecules of ____ as a result of enzymatic action.

answer

ATP

question

Hormone concentrations are regulated by

answer

levels of substances in the blood only.

question

The secretion of hormones from the anterior lobe of the pituitary gland is largely controlled by

answer

releasing hormones from the hypothalamus.

question

Releasing hormones from the hypothalamus have target cells in the anterior pituitary gland.

answer

True

question

When a gland is stimulated to increase its secretion by the substance it produces, a ____ feedback system is operating.

answer

positive

question

Which of the following is secreted by neurosecretory cells in the posterior lobe of the pituitary gland?

answer

Antidiuretic hormone

question

Growth hormone

answer

does all of the above.

question

Which of the following hormones exerts its effect primarily on the reproductive organs?

answer

Follicle-stimulating hormone

question

Diabetes insipidus is caused by

answer

a lack of ADH.

question

The secretion of pituitary hormones is largely controlled by the hypothalamus.

answer

True

question

Oxytocin acts on the myoepithelial cells of the breasts and causes them to eject breast milk.

answer

True

question

Releasing hormones are carried from the hypothalamus to the anterior pituitary gland by vessels called hypophyseal ____ veins.

answer

portal

question

The hormone that stimulates the release of growth hormone is called ____.

answer

growth hormone-releasing hormone

question

Growth hormone release is stimulated by

answer

growth hormone releasing hormone.

question

Thyroxine

answer

increases the rate at which proteins are synthesized.

question

The hormone that decreases the plasma calcium concentration is

answer

calcitonin.

question

Cretinism is caused by

answer

hypothyroidism.

question

A person with an abnormally high metabolic rate, who is underweight and who has protruding eyes is exhibiting symptoms of

answer

hyperthyroidism.

question

The ____ gland must have iodine before it can synthesize its hormones.

answer

thyroid

question

The secretion of parathyroid hormone is controlled primarily by the

answer

plasma calcium concentration.

question

Parathyroid hormone stimulates

answer

osteoclast activity.

question

An example of a hormone secreted by the adrenal medulla is

answer

epinephrine.

question

Aldosterone promotes the homeostasis of ions by causing the kidneys to

answer

conserve sodium and excrete potassium.

question

Cortisol

answer

stimulates the production of glucose from noncarbohydrates.

question

The neurons that stimulate secretions from cells of the adrenal medulla are best described as

answer

sympathetic neurons.

question

A deficiency of hormones from the adrenal medulla is likely to produce

answer

none of the above.

question

The sex hormones from the adrenal cortex are primarily androgens.

answer

True

question

Insulin causes

answer

a decrease in the concentration of blood glucose.

question

Diabetes mellitus is characterized by

answer

all of the above.

question

Type 1 diabetes mellitus is caused by

answer

a disorder of the immune system.

question

Treatment of type 2 diabetes mellitus usually includes

answer

all of the above.

question

The pancreas functions as part of the endocrine system and as part of the ____ system.

answer

digestive

question

The pancreas functions as both an endocrine gland and as an exocrine gland.

answer

True

question

Melanoctye-stimulating hormone, which regulates the formation of melanin, is produced by the

answer

pars intermedia.

question

The ____ gland is a hormone-secreting structure located deep between the cerebral hemispheres attached to the roof of the third ventricle. It is involved in function of the biological clock.

answer

pineal

1 of

Unlock all answers in this set

Unlock answers

question

Glands that release their secretion into ducts leading to a body surface are called ____ glands.

answer

exocrine

question

Cancer patients often develop endocrine disorders because

answer

cancer cells sometimes secrete hormones inappropriately.

question

Steroid hormones produce their effects by

answer

activating genes.

question

A group of lipids called ____ have powerful, regulating effects on a variety of tissues.

answer

prostaglandins

question

A group of lipids called prostaglandins act as "local hormones" on a variety of tissues.

answer

True

question

Cyclic AMP is produced from molecules of ____ as a result of enzymatic action.

answer

ATP

question

Hormone concentrations are regulated by

answer

levels of substances in the blood only.

question

The secretion of hormones from the anterior lobe of the pituitary gland is largely controlled by

answer

releasing hormones from the hypothalamus.

question

Releasing hormones from the hypothalamus have target cells in the anterior pituitary gland.

answer

True

question

When a gland is stimulated to increase its secretion by the substance it produces, a ____ feedback system is operating.

answer

positive

question

Which of the following is secreted by neurosecretory cells in the posterior lobe of the pituitary gland?

answer

Antidiuretic hormone

question

Growth hormone

answer

does all of the above.

question

Which of the following hormones exerts its effect primarily on the reproductive organs?

answer

Follicle-stimulating hormone

question

Diabetes insipidus is caused by

answer

a lack of ADH.

question

The secretion of pituitary hormones is largely controlled by the hypothalamus.

answer

True

question

Oxytocin acts on the myoepithelial cells of the breasts and causes them to eject breast milk.

answer

True

question

Releasing hormones are carried from the hypothalamus to the anterior pituitary gland by vessels called hypophyseal ____ veins.

answer

portal

question

The hormone that stimulates the release of growth hormone is called ____.

answer

growth hormone-releasing hormone

question

Growth hormone release is stimulated by

answer

growth hormone releasing hormone.

question

Thyroxine

answer

increases the rate at which proteins are synthesized.

question

The hormone that decreases the plasma calcium concentration is

answer

calcitonin.

question

Cretinism is caused by

answer

hypothyroidism.

question

A person with an abnormally high metabolic rate, who is underweight and who has protruding eyes is exhibiting symptoms of

answer

hyperthyroidism.

question

The ____ gland must have iodine before it can synthesize its hormones.

answer

thyroid

question

The secretion of parathyroid hormone is controlled primarily by the

answer

plasma calcium concentration.

question

Parathyroid hormone stimulates

answer

osteoclast activity.

question

An example of a hormone secreted by the adrenal medulla is

answer

epinephrine.

question

Aldosterone promotes the homeostasis of ions by causing the kidneys to

answer

conserve sodium and excrete potassium.

question

Cortisol

answer

stimulates the production of glucose from noncarbohydrates.

question

The neurons that stimulate secretions from cells of the adrenal medulla are best described as

answer

sympathetic neurons.

question

A deficiency of hormones from the adrenal medulla is likely to produce

answer

none of the above.

question

The sex hormones from the adrenal cortex are primarily androgens.

answer

True

question

Insulin causes

answer

a decrease in the concentration of blood glucose.

question

Diabetes mellitus is characterized by

answer

all of the above.

question

Type 1 diabetes mellitus is caused by

answer

a disorder of the immune system.

question

Treatment of type 2 diabetes mellitus usually includes

answer

all of the above.

question

The pancreas functions as part of the endocrine system and as part of the ____ system.

answer

digestive

question

The pancreas functions as both an endocrine gland and as an exocrine gland.

answer

True

question

Melanoctye-stimulating hormone, which regulates the formation of melanin, is produced by the

answer

pars intermedia.

question

The ____ gland is a hormone-secreting structure located deep between the cerebral hemispheres attached to the roof of the third ventricle. It is involved in function of the biological clock.

answer

pineal

Physiology Chapter 11 – Flashcards

Unlock all answers in this set

Haven't found what you were looking for?

Search for samples, answers to your questions and flashcards