Shaker Module 1 Endocrine System Flashcards
The endocrine system is considered the
Regulatory system
The target organ for hormones are
tissue
Hormones can either be ______ or _______
Proteins or Steroids
Negative feedback means
decrease in secretion
Positive feedback means
increase in secretion
The pituitary gland is considered the _______ gland because….
master gland
hormones regulate the activity of other glands
Activity of the pituitary gland is regulated by the
Hypothalamus
The pituitary gland is located in the
sphenoid bone
How is the pituitary gland attached to the hypothalamus
By a stalk called the infundibulum
The two lobes in the pituitary gland are the
anterior and posterior
How many hormones are in the Anterior Pituitary gland and what are they
6
GH - Growth Hormone TSH - Thyroid Stimulating Hormone ACTH - Adrenocorticotropic Hormone PRL - Prolactin FSH - Follicle Stimulating Hormone LH - Luteinizing Hormone
The Luteinizing Hormone (LH) is also known as
interstitial cell stimulating hormone
How many hormones are in the Posterior Pituitary Gland and what are they
2
ADH - Antidiuretic Hormone
Oxytocin
The thyroid gland is located ..
in the neck just under the larynx
How many lobes does the thyroid have and what is it considered
2 (butterfly lobes)
How many hormones are in the thyroid gland and what are they
3
t4- Thyroxin
t3- Triiodothyronine
Calcitonin
The Parathyroid is described as ______ and is located ____
4 pea sized glands located on the back of the thyroid
How many hormones are in the Parathyroid Gland and what are they
1
PTH - Parathyroid Hormone
Describe the Adrenal glands and where it is located
Pyramid shaped glands located one on top of each kidney
What are the two parts of the Adrenal glands
Adrenal Medulla
Adrenal Cortex
How many hormones does the Adrenal Medulla have and what are they
1
Epinephrine
How many hormones are in the Adrenal Cortex and what are they
3
Glucocorticoids
Mineralocorticoids
Sex Hormones
The sex hormones are ______ for males and ______ for females
Androgens for males
Estrogens for females
The pancreas along with being an endocrine gland is also a
Exocrine gland
The endocrine functions of the pancreas take place in
The islets of Langerhans
Alpha cells in the Pancreas make
glucagon
Beta cells in the Pancreas make
insulin
How many hormones are in the Pancreas and what are they
2
Glucagon
Insulin
Testes are located in the ______ and they produce
Scrotal sac and they produce testosterone
Interstitial cells produce
Testosterone
Ovaries are located in the ______ and they produce
pelvic cavity and they produce Estrogen and Progesterone
The Pineal gland is located in the
Brain
The brain is also called the
Diencephalon
The Pineal Glands function is very sensitive to
light conditions
How many hormones belong to the Pineal Gland and what are they
2
Melatonin
Serotonin
The thymus gland is located
in the neck inferior to the thyroid gland
The thymus gland is special for being the only gland that
shrinks with age
How many hormones does the thymus gland secrete and what are they
1
Thymosin
The kidney is located
dorsally in the Abdominopelvic cavity
How many hormones does the kidney produce and what are they
2
Renin
Erythropoietin
The Placenta is a _______ that secretes
Temporary secretory organ that secretes Estrogen and Progesterone which help maintain pregnancy
Prostaglandins are produced by
most tissues and exert local effects
Prostaglandins are involved in
Inflammation Pain Vasoconstriction Vasodilation Reproduction Uterine Contractions Blood clotting
Growth hormone is secreted by the _________ helps
Anterior Pituitary Gland
Causes growth in height,
Which hormone is needed for tissue repair and stimulates protein synthesis
Growth hormone
Overproduction of growth hormone can cause
gigantism or Acromegaly