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100 terms

Test 1: ENDOCRINE Example Test Questions

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The gland that produces thymosin is indicated by what
Review diagram
The gland that produces melatonin is indicated by the letter
Know where the pineal gland is on the diagram
The gland that produces testosterone is indicated by what
diagram
the glands that produce steroids and catecholamines are indicated by
diagram
the producer of hormones released by the posterior pituitary is indicated by
diagram
the gland that produces insulin and glucagon is indicated by
diagram
the glands that act as antagonists to the thyroid gland are what
diagram
the gland that has both glandular and nervous tissue associates with it is what
diagram
the gland that is the major producer of female hormones is indicated by
diagram
the gland that is primarily responsible for body metabolism is what
diagram
thymus gland on diagram
review
pancreas on diagram
review
pineal gland on diagram
review
parathyroid glands on diagram
review
hypersecretion of growth hormone during childhood results in
gigantism
adrenocorticotropic hormone stimulates the cortex portion of the what gland
adrenal
the posterior pituitary gland releases two hormones called ____ and ____.
oxytocin, antidiuretic hormone
another name for antidiuretic hormone (ADH) is
vasopressin
an enlargement of the thyroid gland is called
goiter
calcitonin is made by the _____ of the thyroid gland
parafollicular cells
mineralocorticoids regulate the concentration of _____ and _____ ion sin our blood
sodium and potassium
cortisone and cortisol and types of ______ produced by the middle cortical layer of the adrenal gland.
glucocorticoids
the enzyme produced by the kidneys when blood pressure drops, which causes the release of aldosterone is called ______
renin
male sex hormones produced by the adrenal cortex are called
androgens
generalized hyposecretion of all adrenal cortex hormones leads to
addisons disease
hypersecretion of glucocorticoids, often caused by a tumor, resulting in ______
cushings syndrome
another name for epinephrine is
adrenaline
insulin and glucagon are both hormones that are produced by
pancreatic islet cells
glucagon acts as an antagonist to a hormone called
insulin
polyuria, polydipsia, and polyphagia are indicative of a disease called
diabetes mellitus
a hormone called ____ is believed to play an important role in establishing the body's day-night cycle.
melatonin
a hormone called ____ plays an important role in incubating a special group of white blood cells
thymosin
the _____ cells of the testes produce testosterone
interstital
home pregnancy tests check for a hormone in female's urine called
human chorionic gonadotropin (HCG)
which of the following is NOT a major processes controlled by hormones:
a) body coordination
b) mobilizing body defenses against stressors
c) maintaining electrolyte balance
d) regulating cellular metabolism
e) growth and development
a) body coordination
the chemical messangers of the endocrine system are known as:
a) effectors
b) target cells
c) hormones
d) neurons
e) stimuli
c) hormones
which one of the following is NOT typical of the changes that follow the binding of a hormone to its target cells:
a) plasma membrane permeability changes
b) cellular mutations occur
c) enzymes are activated or inactivated
d) mitosis is stimulated
e) proteins are synthsized in the cell
b) cellular mutation occur
prostaglandins are:
a) amino acid-based hormones
b) steroid hormones
c) lipid hormones manufactured in cell plasma membrane
d) glycerol hormones
e) target organs
c) lipid hormones manufactured in cell plasma membrane
being lipid soluble, steroids can do all the following EXCEPT:
a) diffuse through the plasma membranes of target cells
b) catalyze cyclic AMP
c) enter the nucleus
d) bind to receptor proteins within the nucleus
e) activate genes to transcribe mRNA for protein synthesis
b) catalyze cyclic AMP
negative feedback mechanisms regulate:
a) steroid hormones only
b) amino acid based hormones only
c) prostaglandin hormones only
d) very few hormones
e) most hormones
e) most hormones
most endocrine organs are prodded into action by other hormones; this type of stimulus is called:
a) hormonal stimulus
b) humoral stimulus
c) neural stimulas
d) receptor-mediated stimulus
e) steroid stimulus
a) hormonal stimulus
tropic hormones:
a) stimulate the pineal gland to secrete hormones
b) stimulate the thymus gland to secrete hormones
c) stimulate other endocrine glands to secrete hormones
d) stimulate nervous tissue
e) stimulate prostaglandins
c) stimulate other endocrine glands to secrete hormones
growth hormone:
a) is secreted by the thymus gland
b) prevent urine production
c) promotes growth in long bones and skeletal muscles
d) is produced by the thyroid glands
e) results in cushings disease if produced in excess
c) promotes growth in long bones and skeletal muscles
which one of the following is NOT an anterior pituitary hormone:
a) prolactin
b) adrenocorticotropic hormone
c) follicle stimulating hormones
d) antidiuretic hormones
e) luteinizing hormone
d) antidiuretic hormones
the hormone that triggers ovulation of an egg from the female ovary is:
a) luteinizing hormone
b) prolactin
c) follicle-stimulating hormone
d) progesterone
e) interstitial cell stimulating hormone
a) luteinizing hormone
hypersecretion of growth hormone after long bone growth has ended (as an adult) is called
a) pituitary dwarfism
b) cushings disease
c) acromegaly
d) myxedema
e) gigantism
e) gigantism
the hypothalamus is most closely associated with the;
a) pineal gland
b) pituitary gland
c) thymus gland
d) thyroid gland
e) pancreas
b) pituitary gland
an enlargement of the thyroid gland resulting from a deficiency of dietary iodine is called:
a) exophthalmos
b) goiter
c) cretinism
d) myxedema
e) acromegaly
b) goiter
which one of the following is NOT a function of oxytocin
a) stimulation of uterine contractions
b) stimulation of breast milk ejection
c) stimulation of menstruation
d) postpartum bleeding control
e) labor induction
c) stimulation of menstruation
diabetes insipidus is caused by hyposecretion of
a) antidiuretic hormone (ADH)
b) growth hormone
c) glucagon
d) parathyroid hormone (PTH)
e) prolactin (PRL)
a) antidiuretic hormone(ADH)
which one of the following hormones exerts its primary effects on the reproductive organs:
a) follicle stimulating hormone
b) adrenocorticotropic hormone
c) prolactin
d) thyroid stimulating hormone
e) growth hormone
a) follicle stimulating hormone
alcohol inhibits the secretion of:
a) parathyroid hormone (PTH)
b) antidiuretic hormone (ADH)
c) glucagon
d) oxytocin
e) prolactin (PRL)
b) antidiuretic hormone (ADH)
the thyroid gland is located
a) above the kidneys
b) below the adams apple
c) within the mediastinum
d) within the pancreas
e) within the parathyroid glands
b) below the adams apple
the body's major metabolic hormone is called:
a) prolactin
b) growth hormone
c) adrenaline
d) thyroid hormone
e) calcitonin
d) thyroid hormone
the element necessary in the diet for proper thyroid function is
a) sodium
b) potassium
c) calcium
d) iodine
e) bromine
d) iodine
hyposecretion of thyroxine in early childhood leads to:
a) cretinism
b) dwarfism
c) myxedema
d) exophthalmos
e) acromegaly
a) cretinism
which of these hormones regulate calcium levels in the body:
a) T3 and T4
b) calcitonin and parathyroid hormone
c) oxytocin and prolactin
d) insulin and glucagon
e) melatonin and glucocorticoids
b) calcitonin and parathyroid hormones
which one of the following is NOT produced by the adrenal cortex:
a) mineralocortcoids
b) glucocorticoids
c)sex hormones
d) epinephrine
e) aldosterone
d) epinephrine
which of these hormones is released by the adrenal medulla:
a) sex hormones
b) aldosterone
c) cortisone
d) glucocorticoids
e) epinephrine
e) epinephrine
rising blood levels of aldosterone cause the kidney tubules to:
a) reabsorb potassium
b) reabsorb sodium
c) reabsorb calcium
d) reabsorb iodine
e) reabsorb hydrogen
b) reabsorb sodium
tetany resulting from uncontrolled muscle spasms may indicate a malfunction of the
a) pineal gland
b) thymus
c) parathyroid glands
d) adrenal cortex
e) posterior pituitary
c) parathyroid hormone
the enzyme produced by the kidneys when blood pressure drops, stimulating a release of aldosterone, is called:
a) cortisone
b) renin
c) cortisol
d) vaspressin
e) angeotensin
b) renin
glucocorticoids do all of the following except:
a) help resist long term stress
b) increase blood glucose levels
c) decrease edema
d) suppress inflammation
e) regulate salt content of the blood
e) regulate salt content of the blood
which one of the following is NOT a symptom of Cushing's syndrome:
a) moon face
b) bronze skin tones
c) buffalo hump
d) high blood pressure
e) water retention
b) bronze skin tones
the "fight or flight" response triggers the release of
a) ADH
b) prolactin
c) growth hormone
d) epinephrine
e) melatonin
d) epinephrine
Which one of the following is NOT an action of the catecholamines:
a) stimulation of the sympathetic nervous system
b) dilation of the small passages of the lungs
c) increased heart rate
d) decreased blood pressure
e) increased blood glucose levels
d) decreased blood pressure
the cells in the testes that produce testosterone are called:
a) interstital cells
b) alpha cells
c) beta cells
d) pancreatic islet cells
e) gonadotropic cells
a) interstital cells
the secondary sex characteristics brought about by testosterone secretion do NOT include:
a) growth of facial hair
b) development of heavy bones
c) development of breasts
d) lowering of voice
e) development of heavy muscles
c) development of breasts
which hormones works with estrogen to bring about the menstrual cycle:
a) human chorionic gonadotropin
b) progesterone
c) testosterone
d) prolactin
e) oxytocin
b) progesterone
True or False: Exocrine glands are considered ductless glands because they release their hormones into the blood or lymph.
true
True or False: The endocrine system is generally faster than the nervous system in coordinating the activities of body cells.
falso
most hormones are regulated by negative feedback mechanisms
true
releasing and inhibiting hormones produced by the hypothalamus travel to the anterior pituitary through the blood of the portal circulation.
true
True or False: the pituitary gland is found in the brain closely associated with the hypothalamus.
true
True or False: Hypersecretion of growth hormone during childhood leads to pituitary dwarfism.
false
True or False: the target tissue of prolactin is the female breast.
true
True or False: Neurosecretory cells transport oxytocin and antidiuretic hormone to the anterior pituitary gland for storage.
false
True or False: Vasopressin is another name for antidiuretic hormone.
true
True or False: hyposecretion of FSH or LH leads to sterility in both males and females.
true
True or False: Alcohol can suppress the production of antidiuretic hormone.
true
True or False: Diabetes insipidus is caused by hyposecretion of insulin.
falso
True or False: Thyroid hormone is actually two iodine containing hormones called T3 and T4.
true
True or False: Hyposecretion of thyroxine in children can result in cretinism.
true
True or False: Myxedema is the result of hyperthyroidism.
false
True or False: Parathryroid hormone is the most important regulator of blood calcium concentration.
true
True or False: Calcitonin is a hormone antagonistic to parathormone in the regulation of blood calcium concentration.
true
True or False: Mineralocorticoids help regulate both water and electrolyte balance in body fluids.
true
True or False: The adrenal glands are similar to the pituitary gland in that they ahve both glandular and neural tissue.
true
True or False: The adrenal cortex is made up of neural tissue.
falso
True or False: Glucocorticoids, glucagon, and epinephrine are hyperglycemic hormones.
true
True or False: the glucocorticoids help the body handle long-term stress primarily by increasing blood glucose levels.
true
True or False: the male and female sex hormones are produced by the adrenal cortex throughout life in relatively small amounts.
true
True or False: hypersecretion of the sex hormones may lead to masculinization in both men and women.
true
True or False: the adrenal medulla and posterior pituitary are both composed of nervous tissue.
true
True or False: adrenaline is also known as epinephrine.
true
True or False: The pancreas produces both glucagon and glucocorticoids.
falso
True or False: Melatonin production peaks during the night to help regulate the body's day-night cycle.
true
True or False: the thymus gland is located in the neck wrapped around the trachea.
false
True or False: the pancreas has both endocrine and exocrine functions
true
True or False: the placenta is a temporary organ formed in the uterus of pregnant women.
true