Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
25 Cards in this Set
- Front
- Back
What type of gland secretes into the environment?
|
endocrine gland
|
|
What type of gland secrets through ducts?
|
exocrine gland
|
|
Three Classes of Hormones
|
Amino Acids, peptide hormones, and lipid derivatives
|
|
Hormones that free-circulating in the blood are?
|
Water solulable, active for less than 1 hour
|
|
Where are plasma membrane receptors located?
|
on the plasma membrane
|
|
What hormones us plasma membrane receptors?
|
all hormones excetp steroid and thyroid hormones.
|
|
receptor number decreases due to high concentration of a specific hormone
|
down-regulation
|
|
receptor number increases due to low concentration of a specific hormone
|
up-regulation
|
|
receptors used by thyroid and steroid hormones
|
intracellular receptors
|
|
Effects on the cell during intracellular reception of hormone?
|
activate or deactivate specific genes. Increase mitochondrial activity.
|
|
major integrating link between the nervous and endocrine systems
|
hypothalamus
|
|
What are the two typ regulatory hormones secreted by the hypothalamus?
|
Releasing hormone (RH)
Inhibiting hormone (IH) |
|
What two hormones are secreted throughthe posterior pituitary gland?
|
Antidiuretic Hormone (ADH)
Oxytoxin (OXT) |
|
What hormones are located in the anterior pituitary gland?
|
1. Thyeroid-stimulating hormone (TSH)
2. Adrenocorticoptropic Hormone (ACTH or corticoptropin 3. Gonadotropins a. follicile-stimulating hormone (FAH) b. Luteinizing Hormone (LH) 4. Prolactin (PRL) 5. Growth Hormone (GH) 6. Melanocyte (MSH) |
|
What hormones are secreted by the posterior pituitary gland?
|
1. Andtidiuretic Hormone (ADH)
2. Oxytocin (OXT) |
|
What is the largest endocrine gland?
|
thyroid gland
|
|
What 2 hormones do the thyroid gland produce?
|
1. Thyroxine (T4)
2. Triiodothyronine (T3) |
|
What are two small pairs of glands embedded in posterior surface of the thyroid gland?
|
the parathyroid gland
|
|
What hormone does the parathyroid gland secrete?
|
Parathyroid Hormone
|
|
Paired, pyramid-shaped glands just superior to the kidneys?
|
The suprarenal glands; adrenal glands
|
|
what are the 3 zones of the adrenal glands?
|
1. zona glomerulosa
2.zona fasciculata 3. zona reticularis |
|
What are the two major regions of the adrenal gland?
|
suprarenal cortex and suprarenal medulla
|
|
What is TSH?
|
Thyroid stimulating hormone (TSH)
1. Anterior pituatary gland 2. Producing cells: thyrotropic cells 3. Class: peptide 4. Target: thyroid gland 5. Controlled by: 1. thyrotropin-releasing hormone (TRH) 2. Inhibited in response to high levels of circulating thyroied hormone |
|
What is ACTH?
|
Adrenocorticoptropic Hormone (ACTH) aka corticoptropin
1. Location: anterior pituatary gland 2. Producing cells: corticoptrophic cells 3. Class: peptide 4. Target: Adrenal corex of adrenal gland 5. control of hormone release: a. secreted in response to corticotrophin-releasing hormone (CRH)] b. Inhibited in response to high level of circulating gluocorticoids |
|
What are gonadotropins?
|
location: anterior lobe of pituitary gland
2. cells producing: gonadotrophic cells 3. class: 4. target: gonads 5. effects: |