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Endocrine System
mechanisms of hormonee secretion and hormone regulation
80
Anatomy
Undergraduate 1
10/11/2008

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Term
Pitituary is found in the
Definition
found in the cranial cavity
Term
Parathyroids found in the
Definition
neck
Term
Adrenals
Definition
abdominal cavity
Term
Ovaries
Definition
pelvic cavity
Term
thymus
Definition
mediastinum
Term
Cyclic AMP is an example of one
Definition
Second messenger
Term
respond to a particular hormone
Definition
target organ cells
Term
Prostaglandins
Definition
tissue hormones
Term
discharge secretions into ducgts
Definition
exocrine glands
Term
specialized homeostatic mechanism that regulates release of hormones
Definition
negative feedback
Term
Nonsteriod hormones serves as ________ ___________ providing communication between _________ and ___________ _________. Another molecule such as ________ ______ then acts as the _________ _______ providing _____________ within a hormone's ________ ___________.
Definition

Nonsteroid hormones serves as First Messenger providing communication between endocrine and target organs. Another molecule as cylic AMP then acts as the second messenger providing communication within a hormone's target cells.

Term
The pitituary gland lies in the _________ bone.
Definition
Sphenoid
Term
Which one of the following structures would not be stimulated by the tropic hormone from the anterior pituitary?
Ovaries, Testes, Thyroid, Adrenals, Uterus
Definition
Uterus
Term
Which one of the following is not a function of the FSH?
Stimulates growth of follicles
Stimulates the production of estrogens
Stimulates the growth of seminferous tubules
Stimulates he interstitial cells of the testes
Definition
Stimulates the interstital cells of the testes
Term
Name four functions of LH?
Definition
Stimulates maturation of a developing follicle, production of estrogen, formation of a corpus leteum, causes ovulation
Term
Name three functions of the GH?
Definition
Inreases fat catabolism
Speeds up the movement of amino acids into cells from the bloodstream
Term
Name four hormones released by the anterior pituitary gland?
Definition
ACTH, TSH, FSH, LH
Term
Name functions of prolactin?
Definition
stimulates breast development during pregnancy
milk secretion after delivery
release of milk from glandular cells of the breast
Term
The anterior pitituitary gland secretes:
Definition
tropic hormones that stimulate other endocrine glands to grow and secrete
Term
TSH acts on the
Definition
thyroid
Term
ACTH stimulates the:
Definition
adrenal cortex
Term
which hormone is secreted by the posterior pituitary gland?
Definition
ADH
Term
ADH serves the body by:
Definition
accelerating water reabsorption from urine into the blood
Term
What disease is caused by hyposecretion of ADH?
Definition
diabetes
Term
the actual production of ADH and oxytocin takes place in which area?
Definition
posterior pituitary gland
Term
Inhibiting hormones are produced by the
Definition
anterior pituitary
Term
Anterior pituitary
Definition
Adenohypophysis, Acromegelay, Sex Hormones, Tropic Hormones, Gigantism
Term
Posterior pituitary
Definition
Neurohypophysis
Induced Labor
Term
Hypothalamus
Definition
Appetitie
Body temp
releasing hormones
Term
The thyroid gland lies inferior to the
Definition
larynx
Term
The thyroid gland secretes what?
Definition
calcitonin
Term
For thyroxine to be produced in adequate amounts, the diet must contain sufficient what?
Definition
calcium
Term
Most enocrine gland do/do not store their hormones
Definition
do not
Term
Colloid is a storage medium for the thyroid/parathyroid hormone?
Definition
thyroid
Term
Calcitonin increases/decreases the concentration of calcium in the blood
Definition
decreases
Term
The parathyroid glands secrete the hormone PTH or PTA
Definition
PTH
Term
The adrenal gland is actually two seperate endocrine glands, the _________ _________ and the __________ __________.
Definition
adrenal medulla, adrenal cortex
Term
Hormones secreted by the adrenal cortex are known as
Definition
corticoids
Term
The outer zone of the adrenal cortex secretes
Definition
mineral cortoids
Term
The middle zone secretes what?
Definition
glucocortoids
Term
The innermost zone secretes what
Definition
small amounts of sex hormones
Term
Glucocorticoids act in several ways to increase glucogenisis
Definition
glucogenis
Term
Glucocorticoids also play an essential part in maintaining
Definition
normal blood pressure
Term
The adrenal medulla secretes the hormones
Definition
epeinephrine and norepinephrine
Term
The adrenal medulla may help the body resist
Definition
stress
Term
Deficiency or hyposecretion of adrenal cortex hormones results in a condition called
Definition
Addison's Disease
Term
These terms identify with Adrenal Cortex:
Mineralocorticoids
Anti-immunity
Cushing's Syndrome
Aldosterone
Androgens
Definition
Term
These terms identify with Adrenal Medulla:
Adrenaline
"Fight or Flight" response
Definition
Term
What term does not belong:
Alpha Cells
Glucagon
Beta Cells
Glycogenolysis
Definition
Beta Cells
Term
Term does not belong:
Insulin
Glucagon
Beta Cells
Diabetes mellitus
Definition
Glucagon
Term
Term does not belong:
Insulin
Glucagon
Beta Cells
Diabetes mellitus
Definition
Glucagon
Term
Term does not belong:
Melatonin
Menstruation
"Third Eye"
Semen
Definition
Semen
Term

Word association:

Alpha cells - Glucagon;

Beta Cells - Insulin;

 Corpus Luteum - Progesterone;

 Interstital Cells - Testosterone;

Ovarian follicles - Estrogen

Definition

Placenta - Chorionic gonadotropins;

 Pineal - Melatonin;

Heart atria - ANH;

 Testes - Thymosin;

 Thymus - Chorionic gonadotropins

Term
Ms. Mcfall made a visit to her doctor. the lab resules came back, the report indicated a high level of chorionic gonadotropin in her urine. What does this mean to Ms. McFall
Definition
she is pregnant
Term
Klaire noticed that her daughter was starting to take on some of the secondary sex characteristics of a male. The pediatrician diagnosed the condition as a tumor of an endocrine gland. Where was the tumor located. specifically....
Definition
The tumor would be located on the adrenal cortex of the adrenal gland
Term
Nicole was two weeks past her due date. What hormone will the doctor inject into her to induce labor?
Definition
oxytocin
Term
All of the following are included in the endocrine system accept:
Exocrine glands
Steroid hormones
nonsteriod hormones
all of the above
Definition
exocrine glands
Term
The luteinizing hormone (LH) stimulates
Definition
maturation of ovarian follicle and triggers ovulation
Term
Prostaglandins or tissue hormones influence
Definition
respiration, gastriontestinal secrections, blood pressure
Term

Which of the following is not stimulated by the anterior pituitary gland?

TSH, ACTH, ADH, FSH

Definition
ADH
Term
Too much insulin in the blood:
Definition
produces hypoglycemia
Term
The posterior pituitary gland and hypothalamus:
Definition
release two hormones
produce substances caleld releasing and inhibiting hormones
cause the glandular cells of the breast to release milk into ducts for nursing a baby
Term
The adrenala medulla produces hormones that are
Definition
not essential for life
helpful in responding to stress
responsible fo the "fight or flight" response
Term
The pineal gland produces several hormones in small quantities, with most significant being:
Definition
melatonin
Term
What plays a critical role in the body's defenses against infections?
Definition
thymus
Term
Term association:
Steroid hormons - Lipid Soluble
Positive feedback - occurs during labor
Tropic hormones - anterior pituitary
Myxedema - thyroid gland
Glucocorticoids - adrenal cortex
Definition
Aldosterone - mineralocorticoid
Islets of Langerhans - Pancreas
Glycosuria - diabetes mellitus
Pineal Gland - "Third Eye"
Corpus luteum - progesterone
Term
Functions of the endocrine system
Definition
reproduction
metabolism
growth and development
electrolyte and fluid balances
acid base balance
Term
positive feedback means
Definition
change is being amplified
Term
Prostaglandin "tissue hormone"
Definition
works from where it is released
Term
hyposecretion - gigantism - early in life

Acromegaly -- later in life

Hyposecretion - dwarfism
Definition
Term
hypo in childhood (in thyroid, calcitonin)
Definition
cretinism
Term
adult hypo in thyroid calcitonin
Definition
myxedema
Term
hyperthyroidism is
Definition
too much no matter what age
Term
Parathyroid (size of a grain of sand) secretes
Definition
parthyroid hormone - keeps calcium level in blood where it needs to be, for heart and brain (not bone)
Term
Pancreatic islets are
Definition

when insulin goes up

(hypo too low sugar.... hyper is too much)

Term
Glucagon is formed where and what does it make
Definition
formed in liver
makes blood sugar system
Term
normal bs is
Definition
70-110
Term
ghrelin is released where what does it do?
Definition
released in the stomach, control metabolism and increases appetite
Term
Atrial natriuretic hormone (ANH) does
Definition
fluid and electrolyte balance
Term
leptin is what and does what
Definition
fat storing cells, regulates hunger
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