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Physiology Endocrine Dr S
Physiology Endocrine Dr S
321
Physiology
Graduate
04/23/2011

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Term
Most important aspect of Ca
Definition
Free [Ca]
Term
Important because you can form insoluble PO4 precipitates which can clog blood vessels
Definition
[PO4]
Term
Interact with Ca
Definition
Proteins
Term
Normal range of glucose
Definition
70-99
Term
Neuromuscular irritability
Definition
Hypocalcemia
Term
Numbness
Definition
Hypocalcemia
Term
Paresthesias (pins and needles)
Definition
Hypocalcemia
Term
Tetanic muscle contractions (hands feet, larynx)
Definition
Hypocalcemia
Term
Epilepsy
Definition
Hypocalcemia
Term
Hypertension
Definition
Hypercalcemia
Term
Osteoporosis (bone loss)
Definition
Hypocalcemia
Term
Decreased neuromuscular excitability
Definition
Hypercalcemia
Term
Decreased neurotransmission
Definition
Hypercalcemia
Term
Muscle weakness
Definition
Hypercalcemia
Term
Decreased GI motility
Definition
Hypercalcemia
Term
Arrythmias
Definition
Hypercalcemia or Hypocalcemia
Term
Hypercalciuria (kidney stone)
Definition
Hypercalcemia
Term
Increased bone mass
Definition
Hypercalcemia
Term
Increased with low free Ca
Definition
PTH
Term
Overall effect is to increase plasma Ca and decrease plasma PO4
Definition
PTH
Term
Decreased with high free Ca
Definition
PTH
Term
Most immediate effect of PTH
Definition
Osteolysis
Term
Effect of PTH requiring changes in osteoblasts and osteoclasts
Definition
Bone reabsorption (Ca, PO4)
Term
This organ effected by PTH reabsorbs Ca and secretes PO4
Definition
Kidney
Term
Inhibits MP differentiation into osteoclasts
Definition
Osteoprotegrin
Term
Tumor causing hypercalcemia
Definition
Primary PTH
Term
Kidney stones, broken bones, abdominal groans, psychic moans
Definition
Hypercalcemia
Term
Most commonly Iatrogenic (surgery), Autoimmune causing hypocalcemia
Definition
Hypoparathyroidism
Term
Increases release of calcitriol
Definition
PTH
Term
Most important aspect is to regulate PO4 levels
Definition
Calcitriol
Term
Simulated by low PO4
Definition
Calcitriol
Term
Stimulated by PTH
Definition
Calcitriol
Term
Inhibited by high PO4
Definition
Calcitriol
Term
Increases Ca, PO4, Mg absorption from GI
Definition
Calcitriol
Term
Improves mineralization, regulating organic matrix by inhibiting collagen
Definition
Calcitriol
Term
If absent, collagen deposits=soft bendy bones
Definition
Calcitriol
Term
1st symptom of hypercalcemia
Definition
kidney stones
Term
Stimulated in response to hypercalcemia to reduce Ca and PO4 levels
Definition
Calcitonin
Term
Main target is inhibiting activity of osteoclasts
Definition
Calcitonin
Term
Main source is from diet or GI tract
Definition
Glucose
Term
gi>glucose>increase ATP>decrease K>depolarize>increase Ca influx>increase _____
Definition
Insulin
Term
Second messenger increasing insulin release
Definition
cAMP
Term
Released by beta cells in the pancreas
Definition
Insulin
Term
Stimulates insulin release by decreasing K
Definition
Sulfonylurea
Term
CCK effect on Insulin
Definition
Increase
Term
Secretin effect on insulin
Definition
Increase
Term
GIP effect on insulin
Definition
Increase
Term
GLP1 effect on insulin
Definition
Increase
Term
PNS effect on insulin
Definition
Increase
Term
AA effect on insulin
Definition
Increase
Term
SNS effect on insulin
Definition
Decrease
Term
Glucagon effect on insulin
Definition
Increase
Term
Glucose effect on insulin
Definition
Increase
Term
Somatostatin effect on insulin
Definition
Decrease
Term
GHIH effect on insulin
Definition
Decrease
Term
Exercise effect on insulin
Definition
Decrease
Term
Stress effect on insulin
Definition
Decrease
Term
Insulin effect on ketogenesis
Definition
Decrease
Term
Insulin effect on glycogenesis
Definition
Increase
Term
Insulin effect on protein synthesis
Definition
Increase
Term
Insulin effect on lipogenesis
Definition
Increase
Term
Insulin effect on glycolysis
Definition
Increase
Term
Insulin effect on glycogenolysis
Definition
Decrease
Term
Insulin effect on protein degradation
Definition
Decrease
Term
Insulin effect on lipolysis
Definition
Decrease
Term
Insulin effect on gluconeogenesis
Definition
Decrease
Term
Insulin effect on ketogenesis
Definition
Decrease
Term
Glucagon effect on glycogenesis
Definition
Decrease
Term
Glucagon effect on protein synthesis
Definition
Decrease
Term
Glucagon effect on lipogenesis
Definition
Decrease
Term
Glucagon effect on glycolysis
Definition
Decrease
Term
Glucagon effect on glycogenolysis
Definition
Increase
Term
Glucagon effect on protein degradation
Definition
Increase
Term
Glucagon effect on gluconeogenesis
Definition
Increase
Term
Glucagon effect on ketogenesis
Definition
Increase
Term
Cortisol effect on glycogen syntase
Definition
Increase
Term
If you have low glucose between meals, CNS response is to increase ___ and alpha cells will release ____
Definition
SNS. glucagon
Term
Insulin effect on glucagon
Definition
Decrease
Term
Insulin effect on somatostatin
Definition
Decrease
Term
Insulin effect on GLP1
Definition
Decrease
Term
Autoimmune disease that is insulin dependent
Definition
Type 1 diabetes mellitus
Term
Not insulin dependent, but involves a reduced sensitivity to insulin
Definition
Type 2 diabetes mellitus
Term
Immunodeficiency involving ketosis but not obesity
Definition
Type 1 diabetes mellitus
Term
Disease involving obesity but rarely ketosis
Definition
Type 2 diabetes mellitus
Term
Age is a good indicator of type 1 vs type 2 diabetes mellitus
Definition
False
Term
Good measurement of Insulin because it has a long half life and is not present in the injected form
Definition
C peptide
Term
Insulin uses this type of receptor
Definition
Tyrosine kinase
Term
CTH, glucagon, PTH use this type of receptor
Definition
G protein
Term
GH and prolactin use this type of receptor
Definition
Kinase associated kinase
Term
cAMP uses this type of receptor
Definition
ANP
Term
cGMP uses this type of receptor
Definition
NO
Term
T3/T4 use this type of receptor
Definition
Cytosolic, steroid transcription
Term
E uses this type of system
Definition
2nd messenger
Term
With a blood glucose of 129, glucagon (normal 40-60)levels should be
Definition
<40
Term
With a blood glucose of 60, glucagon (normal 40-60) should be
Definition
>60
Term
What would cause: low blood glucose, low-normal glucagon, high insulin
Definition
Insulin secreting tumor (beta cell)
Term
How do you differentiate an insulin overdoes from a beta cell tumor
Definition
C peptide
Term
GHRH effect on GH
Definition
Increase
Term
When are GH levels the highest
Definition
At night
Term
GHIH effect on GH
Definition
Decrease
Term
Dec glucose>SNS>NE, E>___
Definition
GHRH
Term
GH effect on insulin
Definition
Decrease
Term
GH acts on ___, which acts on ___, which increases ____, which stimulates growth
Definition
Janis kinase, Stat-stat, IGF1
Term
Negative feedback of GHRH
Definition
IGF1
Term
Negative feedback of CRH
Definition
Cortisol
Term
How do you treat laron dwarf
Definition
IGF1
Term
CRH>___>Cortisol
Definition
ACTH
Term
Glucagon is released from ___ cells of the pancreas
Definition
Alpha
Term
Cortisol effect on glycogen synthase
Definition
Increase
Term
Cortisol effect on inflammation
Definition
Decrease
Term
Cortisol effect on CT
Definition
Decrease
Term
Hypoglycemia effect on cortisol
Definition
Increase
Term
What time of day are cortisol levels the highest
Definition
Right before waking up
Term
Cytokine effect on cortisol
Definition
Increase
Term
Stress effect on cortisol
Definition
Increase
Term
If you have a lack of cortisol you can go into
Definition
CV shock
Term
What would cause low CRH, high ACTH, high Cortisol
Definition
Pituitary tumor
Term
What would cause low CRH, low ACTH, low or undetectable Cortisol
Definition
Drug
Term
What would cause low CRH, low ACTH, high Cortisol
Definition
Cortical tumor
Term
Stimulates bone reabsorption, inhibits bone formation and Ca reabsorption from the kidney
Definition
Cortisol
Term
Patients taking this drug should supplement Ca and Vit D
Definition
Cortisol
Term
Disease associated with low Ca levels and low PTH levels
Definition
Primary hypo PTH
Term
Disease associated with high Ca levels and low PTH levels
Definition
Secondary non-PTH hypercalcemia
Term
Disease associated with low Ca levels and high PTH
Definition
Secondary hyper PTH
Term
Disease associated with high Ca levels and high PTH levels
Definition
Primary hyper PTH
Term
In children RIckets is due to a deficiency in what
Definition
Vit D
Term
Vit D excess leading to hypercalcemia leads to what
Definition
Secondary hypo PTH
Term
Released in response to gastrin after eating to prevent excess Ca and PO4 levels
Definition
Calcitonin
Term
Produced by parafollicular cells of the thyroid gland
Definition
Calcitonin
Term
Where are the parathyroid glands located
Definition
Posterior surface of thyroid
Term
Ms. C has a total plasma Ca of 2.1 mM/L (normal 2.2-2.6 mM/L), at which blood pH will she be most likely to exhibit the most severe signs of hypocalcemia
Definition
Most basic pH
Term
Ms. C has a total plasma Ca of 2.1 mM/L (normal 2.2-2.6 mM/L). What would you expect of her PTH blood levels
Definition
High
Term
What is the effect of PTH on the kidney
Definition
Increased Ca reabsorption
Term
E acts on betaAR to increase heart rate by
Definition
Increasing cAMP
Term
E acts on alpha2AR to decrease neurotransmitter release by
Definition
Decreasing cAMP
Term
E acts on alpha1AR to cause vasoconstriction by
Definition
Activating phospholipase C
Term
Calcitriol is described as a
Definition
Steroid
Term
The vitamin D receptor is a
Definition
Transcription factor
Term
There are no know clinical symptoms associated with this hormone
Definition
Calcitonin
Term
Which hormone decreases serum K levels
Definition
Insulin
Term
Which of the following will not increase insulin release
Definition
Diazoxide drugs
Term
The kinetic properties of glut2 and the glucokinase in beta cells produces a rate of glycolysis and ATP production that is
Definition
Directly proportional to the blood glucose concentration
Term
Glucose transport molecule found on the liver, kidney, and beta cells of the pancreas
Definition
Glut2
Term
Glucose transport molecule found on muscle and fat cells
Definition
Glut4
Term
Glucose transport molecule found on most cells
Definition
Glut1
Term
These GI hormones: CCK, GIP, gastrin stimulate the release of what
Definition
Glucagon
Term
SNS acting on beta2 receptors stimulate the release of what
Definition
Glucagon
Term
Hypoglycemia, stress, exercise, and AA stimulate the release of what
Definition
Glucagon
Term
Carbs, ffa, and ketoacids inhibit the release of what
Definition
Glucagon
Term
GI hormones GLP1 and secretin inhibit the release of what
Definition
Glucagon
Term
Which of the following is stimulates insulin release
Definition
GLP1
Term
CRH, GnRH, GHRH, GHIH, TRH
Definition
Hypothalamic hormone
Term
Simulated by GHRH, this hormone Increases glucose, fatty breakdown (fatty acid, glycerol)
Definition
GH
Term
Main thing that stimulates GHRH
Definition
Hypoglycemia
Term
(-) feedback on GHRH
Definition
IGF1
Term
TRH directly stimulates
Definition
TSH
Term
TSH directly stimulates
Definition
T3/4
Term
(-) feedback on TRH, TSH
Definition
T3/4
Term
Increases transcription of mitochondria, Na/K, betaAR, O2 consumption
Definition
T3/T4
Term
Hypothyroidism effect on HR
Definition
Bradycardia
Term
Hyperthyroidism effect on HR
Definition
Tachycardia and possibly thin
Term
CRH directly stimulates
Definition
ACTH
Term
ACTH directly stimulates
Definition
Cortisol
Term
(-) feedback on CRH, ACTH
Definition
Cortisol
Term
ACTH directly stimulates
Definition
DHEA
Term
ACTH directly stimulates
Definition
Aldosterone
Term
Increases: glucose, glycogen synthase, betaAR, CV output. Maintains muscle contraction but can decrease muscle protein and is an immunosuppressent
Definition
Cortisol
Term
Causes low K, high Na and is inhibited by ANP
Definition
Aldosterone
Term
Glucagon, GH, E, Cortisol are stimulated by
Definition
Hypoglycemia
Term
Levels are highest right before waking up and lowest before bed
Definition
Cortisol
Term
Increases Na excretion
Definition
ANP
Term
May lead to metabolic alkalosis and hypokalemia
Definition
Aldosterone
Term
Directly stimulates FSH, LH
Definition
GnRH
Term
Directly stimulates leydig cells
Definition
LH
Term
Secretes testosterone
Definition
Leydig cells
Term
Stimulates growth of the male genitalia
Definition
Testosterone
Term
Increases muscle mass, bone mass, Blood cells, growth of reproductive tissues, important in spermatogenesis
Definition
Testosterone
Term
(-) feedback on GnRH, LH, FSH
Definition
Testosterone
Term
Converted into estradiol or DHT
Definition
Testosterone
Term
Important for male external genitalia, male pattern baldness, bone/cartilage growth
Definition
DHT
Term
FSH directly stimulates
Definition
Sertoli cells
Term
Sertoli cells release this hormone that inhibits formation of internal female genitalia
Definition
AMH
Term
Male Spermatogonia undergo mitosis at around this age
Definition
8-12
Term
Spermatogonia undergo mitosis forming
Definition
Primary spermatocytes
Term
Phase that primary spermatocytes undergo includes DNA replication, tetrad crossover, separation of chromosomes
Definition
Meiosis I
Term
Primary spermatocytes divide forming
Definition
Secondary spermatocytes
Term
Phase that secondary spermatocytes undergo with no DNA replication but chromosome separation forming haploid spermatids
Definition
Meiosis II
Term
An erection is caused by PNS secreting ACh and NO causing release of what second messenger
Definition
cAMP
Term
Ejaculation involves the SNS and
Definition
Somatic nervous system
Term
In females, all oogonia form Primary oocytes by this age
Definition
6 months
Term
Primary oocytes enter Meiosis I forming secondary oocytes at this age
Definition
8-12
Term
Secondary oocytes enter meiosis II only when
Definition
The egg is fertilized
Term
High CRH, High ACTH, Low cortisol, Low Aldosteron, Low DHEA
Definition
Addisons
Term
Dark skin
Definition
Addisons
Term
High CRH, High ACTH, Low cortisol, Low Aldosteron, High DHEA
Definition
Congenital adrenal hyperplasia
Term
Pregnant women with low cortisol levels can lead to this disease
Definition
Congenital adrenal hyperplasia
Term
Disease causing high aldosterone
Definition
Conn's
Term
Low CRH, High ACTH, High cortisol, Normal Aldosteron
Definition
Cushings (ACTH tumor)
Term
Low CRH, Low ACTH, Low cortisol,Normal Aldosteron
Definition
Cushings syndrome (Iatrogenic)
Term
High TRH, High TSH, Low total T3/4, Low free T3/4
Definition
Hypothyroidism (Hashimotos)
Term
High TRH, High TSH, Low total T3/4, Low free T3/4
Definition
Iodine deficiency
Term
Low TRH, Low TSH, High total T3/4, High free T3/4
Definition
Hyperthyroidism (Graves)
Term
How do you test for graves
Definition
Serum Ab
Term
Low TRH, High TSH, High total T3/4, High free T3/4
Definition
Pituitary tumor
Term
Low TRH, Low TSH, High total T3/4, High free T3/4
Definition
Prolactinoma
Term
Low TRH, Low TSH, High total T3/4, High free T3/4
Definition
Thyroid tumor
Term
How do you test for a thyroid tumor
Definition
Ultrasound
Term
N TRH, N TSH, High total T3/4, N free T3/4
Definition
Pregnancy
Term
MWF, 48, palpitations, sweating, trumors, anxiety, constant hunger and weight gain, confusion and increased anxiety without food. What are these symptoms of
Definition
Hypoglycemia
Term
High glucose, high insulin, high c peptide, low glucagon. What is the correct diagnosis
Definition
Hypoglycemia from an insulin secreting beta cell tumor
Term
How do peptides like leptin and insulin cross the blood brain barrier
Definition
Receptor mediated endocytosis
Term
High fat> +Leptin> stimulates ____
Definition
alphaMSH/CART
Term
High fat> +Leptin> inhibit ____
Definition
NPY/AgRP
Term
What is a receptor anatagonist
Definition
Blocks the effect of an endogenous ligand
Term
Which hypothalamic neurotransmitter is stimulated by leptin
Definition
alphaMSH/CART
Term
Which hypothalamic neurotransmitter acts an an endogenous agonist of the melanocortin receptor
Definition
alphaMSH
Term
Which hypothalamic neurotransmitter acts an an endogenous antaagonist of the melanocortin receptor
Definition
AgRP
Term
Which of the following acts as an endocannabinoid
Definition
Anandamide
Term
GH deficiency leads to this
Definition
Dwarfism with normal proportions
Term
GH secreting tumor before puberty leads to this
Definition
Giantism
Term
GH secreting tumor after puberty leads to this
Definition
Acromegaly
Term
GH secreting tumor leads to
Definition
Enlarged bones and organs
Term
GnRH is released from what type of cells
Definition
Cytotrophoblasts
Term
Directly stimulates theca cells
Definition
LH
Term
Stimulates the corpus luteum
Definition
LH
Term
Produces androgens
Definition
Theca cells
Term
Hormone stimulating theca cells to release hormones for ovulation
Definition
LH
Term
Stimulates granulosa cells
Definition
FSH
Term
Converts androgens to estrogen
Definition
Aromatase
Term
Stimulates ganulosa cells to release aromatase
Definition
FSH
Term
Stimulates the release of estrogen
Definition
FSH
Term
First stage in the menstrual cycle is known as
Definition
Menses
Term
Following the beginning of menses estrogen stimulates this next phase
Definition
Proliferation
Term
Phase taking place in the uterus from estrogen produced in a follicle of the ovary
Definition
Follicular phase of proliferation
Term
During the proliferation phase this hormone negatively feedbacks on LH, FSH
Definition
Estrogen
Term
Estrogen produced from the dominate follicle produces a temporary dominate feedback on GnRH causing the next phase called
Definition
Ovulation
Term
The ____ ____ causes the corpus luteum to stay behind
Definition
LH surge
Term
LH surge causes the corpus luteum to produce high levels of progesterone in this phase
Definition
Secretory
Term
During the secretory phase ____ stimulates maintenance of the vaginal mucosa, cervical secretion, breast development, all favoring intercourse
Definition
Estrogen
Term
If you do have pregnancy, outer synctiotrophoblasts secrete this hormone
Definition
hGC
Term
Placenta is made up of these cells
Definition
Syncytiotrophoblasts and cytotrophoblasts
Term
hGC binds receptors on the corpus luteum to produce what
Definition
Estrogen and progesterone
Term
hCG causes the secretory phase to change to what phase
Definition
Implantation
Term
Corpus luteum is important in which trimester
Definition
1st
Term
The placenta takes over from the corpus luteum in which trimester
Definition
2nd and 3rd
Term
Placental hormone with GH like effects stimulating breast development and glucose formation if mother doesn't produce enough
Definition
Chorionosomatotropin
Term
If mother doesnt repsond to chorionosomatotrophin (CS) this can lead to
Definition
Gestational diabetes
Term
Stimulates prolactin release from mothers pituitary
Definition
Estrogen
Term
Stimulate breast development
Definition
Estrogen and progesterone
Term
Closer to delivery this hormone downregulates its receptors
Definition
Progesterone
Term
Closer to delivery there is upregulation of this hormones receptors
Definition
Oxytocin
Term
Close to delivery this hormone stimulates smooth muscle contraction of the myometrium, lactiferous breast duct myoepithelial cells
Definition
Oxytocin
Term
During labor, stretch on cervix causes positive feedback on this hormone until fetus and placenta are delivered
Definition
Oxytocin
Term
During breast feeding suckling causes feedback on the hypothalamus to secrete ___ and inhibit ____
Definition
Oxytocin, dopamine
Term
Prolactin inhibiting hormone
Definition
Dopamine
Term
Prolactin inhibiting hormone
Definition
Dopamine
Term
Which of the following is not a direct action of GH
Definition
Increased bone growth
Term
Which of the following is a direct action of GH
Definition
Increase, blood glucose, IGF1 synthesis, lipolysis
Term
Act on somatotrophs
Definition
GHRH, GHIH
Term
Released from somatotrophs
Definition
GH
Term
Act on thyrotrophs
Definition
TRH
Term
Released from tyroptrophs
Definition
TSH
Term
Act on the liver
Definition
GH
Term
Released from liver
Definition
IGF1
Term
Act on thyroid gland
Definition
TSH
Term
Released from thyroid gland
Definition
T3/4
Term
Act on corticotrophs
Definition
CRH
Term
Released from corticotrophs
Definition
ACTH
Term
Act on the adrenal gland
Definition
ACTH
Term
Released from the adrenal gland
Definition
Cortisol
Term
Act on gonadotrophs
Definition
GnRH
Term
Released from gonadotrophs
Definition
LH, FSH
Term
Regulates metabolic rate of virtually every tissue in the body
Definition
T3/4
Term
Increases O2 consumption, heat production, Na/K ATPase, number of mitochondria
Definition
T3/4
Term
T3/4 effect on beta1 adrenergic receptors
Definition
Stimulate
Term
Where is vasopressin synthesized
Definition
Hypothalamus
Term
Where is vasopressin released
Definition
Posterior pituitary
Term
Graves disease with elevated blood levels of thyroid hormone and thyroid stimulating Ig. What would you except of her TSH levels
Definition
Very low levels of TSH
Term
Elevated thyroid hormone blood levels with low levels of TSH. Which condition
Definition
Graves
Term
low thyroid hormone blood levels with elevated TSH. Which condition
Definition
Hashimotos
Term
Low thyroid hormone blood levels with very low levels of TSH. Which condition and, Following surgery to remove the ___ ___ Which of the following replacement hormones should he receive
Definition
Pituitary tumor, thyroid hormone
Term
Where is cortisol synthesized
Definition
Adrenal cortex
Term
Where is ACTH synthesized
Definition
Corticotrophs of the anterior pituitary
Term
Where is CRH synthesized
Definition
Neurons in the hypothalamus
Term
Which of the following stimulates CRH release
Definition
Hypoglycemia
Term
Which of the following is not an effect produced by cortisol
Definition
Increases muscle mass
Term
Which directly binds a G protein receptor
Definition
Angiotensin II
Term
Which of the following is stimulates more by E than NE
Definition
Beta2 smooth muscle vasocontriction
Term
Which signal transduction system does ACh directly activate to produce its effects at nicotinic cholinergic receptors
Definition
Na ion channels
Term
Which signal transduction system does ACh activate to produce its effects at muscarinic cholinergic receptors
Definition
AC>cAMP
Term
Alpha1 ADR activate PLC to increase ____ levels to produce _____
Definition
Ca, smooth muscle contraction
Term
Alpha2 ADR predominately inhibits ____ decreasing neurotransmitters
Definition
AC
Term
All the beta ADR predominately increase
Definition
cAMP
Term
Which of the following directly prevents formation of the uterus
Definition
AMH
Term
Which of the following stimulates formation of the testes
Definition
SRY protein
Term
Which of the following stimulates the formation of the seminal vesicles
Definition
Testosterone
Term
Which of the following stimulates the formation of the male penis
Definition
DHT
Term
Which of the following synthesizes testosterone
Definition
Leydig cells
Term
Which of the following stimulates testosterone synthesis
Definition
LH
Term
Which of the following stimulates spermatogenesis
Definition
FSH
Term
Which of the following undergoes meiosis II
Definition
Secondary spermatocyte
Term
Tetrad formation and crossing over occur when which of the following divide
Definition
Primary spermatocyte
Term
Which of the following directly stimulates spermatogenesis
Definition
FSH
Term
Intermittent release of GnRH effect on LH, FSH
Definition
Increase
Term
Which of the following synthesis androgens
Definition
Theca cells
Term
Which of the following synthesis estrogens
Definition
Granulosa cells
Term
When do oogonia stop mitosis
Definition
6 months of age
Term
When do spermatogonia stop mitosis
Definition
Rigor mortis
Term
When do primary oocytes form
Definition
Before 6 months of age
Term
When do primary spermatocytes form
Definition
12 years of age until rigor mortis
Term
When do secondary spermatocytes form
Definition
12 years of age until rigor mortis
Term
When do secondary oocytes form
Definition
12-50 years of age or at ovulation
Term
When do secondary oocytes complete meiosis II
Definition
At fertilization
Term
What type of receptor do estrogens act on
Definition
DNA
Term
Which of the following directly stimulates proliferation of the endometrium
Definition
Estradiol
Term
Which of the following directly stimulates the secretory actions of the endometrium
Definition
Progesterone
Term
Which of the following stimulates ovulation
Definition
LH
Term
Which of the following stimulates the granulosa cells to divide and secrete estrogen
Definition
FSH
Term
Which of the following stimulates the theca cells to divide and secrete androgens
Definition
LH
Term
Which of the following directly stimulates the formation of the corpus luteum and the secretion of progesterone
Definition
LH
Term
Posterior pituitary hormones
Definition
Vasopressin, oxytocin
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