Term
What is the posterior pituitary controlled by? |
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Definition
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Term
What is the anterior pituitary controlled by? |
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Definition
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Term
What is another name for TSH? |
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Definition
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Term
What is another name for adrenocorticotropic hormone (ACTH)? |
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Definition
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Term
What makes thyroglobulin? |
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Definition
Follicle cells in the Thyroid Gland |
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Term
What cells do thyroid hormes affect? |
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Definition
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Term
What is the effect of released thyroid cells? |
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Definition
Strong, immediate, and short-lived increase in cellular metabolism rate. |
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Term
What do C, clear, cells produce? |
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Definition
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Term
What is calcitonin's function? |
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Definition
To increase calcium bone absorption. |
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Term
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Definition
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Term
What are 4 effects of PTH? |
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Definition
1. To stimulate osteoclasts 2. inhibit osteoblasts 3. urinary loss of calcium 4. stimulates formation of calcitrol |
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Term
What are the primary regulators of blood calcium levels in adults? |
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Definition
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Term
What does the adrenal cortex sectrete? |
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Definition
Steroids, mineralcorticoids, glucocorticoids. |
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Term
What is an example of mineralcorticoids |
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Definition
aldosterone, conserves sodium levlels |
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Term
What is a negative side affect of glucocorticoids? |
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Definition
It lowers white blood cell activity. |
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Term
What does the zona reticularis produce? |
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Definition
androgens when under stimulation by ACTH. |
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Term
What are three functions of the pineal gland? |
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Definition
1. inhibit reproductive functions 2. protects against free radicals 3. circadian rhythms |
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Term
What hormones are bound directly? |
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Definition
Steroid - diffussion Thyroid Hormones - mitochondria |
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Term
What hormones are bound indirectly? |
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Definition
E, NE, dopamine, peptide hormones, eicosanoids |
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Term
Does FSH stimulate estrogen production? |
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Definition
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Term
What is another name for growth hormone? |
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Definition
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Term
What are the two mechanisms that GH works? |
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Definition
1. Liver responds to GH by releasing IGH - almost immediately rate of amino acid uptake increases. 2. Stimulates stem cell divisions, breakdown of stored triglycerides - glucose sparing effect, and blood sugar levels rise when liver breaks down glucose. |
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Term
What is another name for the posterior lobe of the pituitary gland? |
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Definition
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Term
Does the neurohypophysis contain axons of hypothalamic neurons that are myelinated or unmyelinated? |
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Definition
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Term
Is the release of ADH inhibited or increased with the consuption of alcohol? |
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Definition
Inhibited - you urinate more. |
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Term
What are the mediator molecules for the nervous system? |
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Definition
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Term
What are the mediator molecules for the endocrine system? |
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Definition
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Term
Where are the sites of the mediator action in the nervous system? |
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Definition
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Term
Where are the sites of mediator actions in the endocrine system? |
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Definition
Far away from the site of release |
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Term
What are target cells of the nervous system? |
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Definition
Muscle cells, gland cells, and neurons |
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Term
What are the target cells of the endocrine system? |
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Definition
virtually all body cells. |
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Term
Does the nervous system or the endrocrine system respond faster? |
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Definition
The nervous system responds faster - within minutes. |
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Term
What is the endocrine and nervous system's common goal? |
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Definition
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Term
Definition: Portal System |
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Definition
blood vessels that link 2 capillary networks: example - hypophyseal portal system |
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Term
Where do the adrenal glands lie? |
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Definition
Along the superior border of each kidney. |
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Term
Where is the pancreas located? |
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Definition
between the inferior border of the stomach and prixmal portion of small intestine. |
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Term
Does the pacreas contain exocrine or endocrine cells? |
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Definition
Both! islets of Langerhands / digestive enzyme delivers to duodenum |
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Term
What do alpha cells make? |
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Definition
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Term
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Definition
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Term
What type of hormone is insulin? |
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Definition
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Term
What are the 5 effects of insulin? |
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Definition
1. increase glucose uptake 2. increase glucose utilization / ATP production 3. stimulate glycogen formation 4. stimulate amino acid absorption / protein synthesis 5. increase triglyceride formation in adipose. |
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Term
What are 3 effects of glucagons? |
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Definition
1. breakdown of glycogen 2. breakdown tryiglycerides in adipose 3. increase production of glucose in liver |
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Term
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Definition
the stalk that connects the pituitary to the brain |
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Term
Definition: Posterior pituitary |
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Definition
extension of the neural tissue |
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Term
Definition: anterior pituitary |
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Definition
endocrine gland of epithelial origin. |
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Term
What does erythropoetin stimulate? |
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Definition
The production of red blood cells by bone marrow. |
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Term
When does renin become released? |
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Definition
When blood pressure or volume is low. |
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Term
What is another name for GAS (General Adaption Syndrome) |
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Definition
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Term
What organ does the GAS stimulate? |
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Definition
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Term
What are the three phases of GAS? |
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Definition
1. Alarm Phase 2. Resistance Phase 3. Exhaustion Phase |
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Term
What are the three phases of GAS? |
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Definition
1. Alarm Phase 2. Resistance Phase 3. Exhaustion Phase |
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Term
What hormones are involved in the resistance phase? |
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Definition
1. GH 2. glucocorticoids 3. adrenocorticotropic hormone 4. aldosterone 5. ADH |
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Term
What are some causes of the exhaustion phase? |
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Definition
1. exhaustion of lipid reserves 2. inability to produce glucocorticoids 3. failure of electrolyte balance 4. damage to vital organs. |
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Term
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Definition
organs that produce gametes and hormones |
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Term
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Definition
they receive and transport gametes |
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Term
Definition: accessory glands |
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Definition
secrete fluids into ducts |
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Term
definition: perinieal structures |
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Definition
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Term
How many gametes do females produce each month? Males? |
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Definition
Females: 1/month Males: .5 billion/month |
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Term
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Definition
During the seventh month of life. |
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Term
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Definition
where the sperm and testosterone are produced |
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Term
Definition: seminal vesicles |
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Definition
adds fluids that make up semen |
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Term
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Definition
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Term
Definition: prostate gland |
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Definition
adds fluids that make up sperm |
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Term
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Definition
tube that carries urine and semen out of the body |
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Term
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Definition
tube that carries urine and semen out of the body |
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Term
definition: cowper's gland |
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Definition
secretes fluids that make up semen and lubricates the urethra |
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Term
What is the path of sperm? |
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Definition
1. testis 2. epididymis 3. ductus deferens 4. ejaculatory duct 5. urethra |
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Term
What tissue surrounds the urethra in the penis? |
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Definition
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Term
What tissue type contributes to erection? |
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Definition
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Term
What is the dartos muscle for? |
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Definition
It wrinkles the scrotal surface |
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Term
What is the cremaster muscle for? |
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Definition
It pulls the testes closer to the body. |
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Term
Is the testes required temp lower or higher than the regular body temperature? |
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Definition
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Term
HOw long is each seminiferous tubule? |
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Definition
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Term
What are the inguinal canals? |
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Definition
passageways through the abdominal musculature - a common place for Male INguinal Hernias to develop |
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Term
What does the spermatic cord enclose? |
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Definition
ductus deferenes, blood vessels, nerves, and lymphatic vessels of testes. |
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Term
where is the bulbourethral gland located? |
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Definition
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Term
What does the bulbourethral gland do? |
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Definition
neutralizes urinary acids in urethra lubricate the glans |
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Term
How many chromosomes does a primary spermatocyte have? |
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Definition
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Term
How many chromosomes does a secondary spermatocyte have? |
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Definition
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Term
What is oocyte maturation directed by? |
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Definition
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Term
What is fillicle maturation directed by? |
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Definition
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Term
What is ovulation triggered by? |
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Definition
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Term
What does corpus leteum make? |
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Definition
estrogen, progesterone, inhibin |
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Term
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Definition
Stimulates the corpus luteum to survive and grow. |
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Term
What hormone stimulates the secretory phase of the uterine cycle? |
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Definition
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