The endocrine system coordinates activity in the body through the release of chemical messengers called _____.
Endocrine glands are (ducted/ductless) and secrete (onto the skin/into the blood).
Ductless/into the blood.
Hormones are involved in the regulation of what 3 functions?
Body metabolism, growth and reproduction.
This gland is also known as the "master gland".
The pituitary gland is under the control of the _____.
The stalk-like apparatus that connects the pituitary gland to the hypothalamus is called the _____.
The pituitary gland has (#) lobes.
This lobe of the pituitary gland is composed of glandular tissue.
This lobe of the pituitary gland is composed of nervous tissue.
The anterior pituitary gland (produces/secretes) hormones while the posterior pituitary gland (produces/secretes) hormones.
Produces / Secretes
This lobe of the pituitary gland is usually absorbed into another section of the pituitary gland by the time a human reaches adulthood.
3rd (pars) lobe
List the 6 hormones produced by the anterior pituitary gland.
Growth Hormone, Prolactin, Thyroid Stimulating Hormone, Adrenocorticotropic Hormone, Follicle Stimulating Hormone, Luteinizing Hormone
List the 2 hormones secreted by the posterior pituitary gland.
Antidiuretic hormone and oxytocin
Which hormone is secreted by the Pars Intermedia (3rd lobe)?
The thyroid gland has (#) lobes.
The band of tissue connecting the left and right lobes of the thyroid is called the _____.
Tri-iodothyronine and thyroxine are produced by _____ within the thyroid gland.
Calcitonin is produced by _____ within the thyroid gland and helps to regulate _____.
Parafollicular cells/blood calcium levels.
Located on the posterior aspect of the thyroid gland are 4 small glands known as _____.
Parathyroid glands are involved in the regulation of blood calcium levels via their secretion of _____.
Adrenal glands are located just above the _____.
Norepinephrine and Ephinephrine are produced by the _____ within the adrenal gland.
The _____ produces more than 30 steroids which are vital to life.
Which gland functions as both an exocrine and endocrine gland?
The endocrine portion of the pancreas is located within the _____.
Pancreatic Islets (or islets of Langerhans)
The Pancreatic Islets produce two hormones _____ and _____ which are responsible for the regulation of blood sugar.
Insulin and glucagon
Insulin (increases/decreases) blood sugar levels while glucagon (increases/decreases) blood sugar levels
The _____ gland is located near the back of the dienchephalon and is pinecone shaped.
_____ is secreted by the Pineal gland.
The ovaries produce _____ and _____.
Estrogen and progesterone
The testes produce _____.
A substance that promotes urine production is called a _____.
A condition resulting from an above normal secretion of thyroid hormone is known as _____.
A condition resulting from below normal secretion of thyroid hormone is known as _____.
The hormone that stimulates the uterine muscles to contract during childbirth is called _____.
Exocrine cells located within the Pancreas.
Sperm cells are produced within the ______.
The cells within the testes that are responsible for hormone secretion are called _____.
Interstitial cells (of leydig)
If fertilization does not occur, the hormone-producing, collapsed ovarian follicle termed the _____ will degenerate into the _____.
Corpus Luteum / Corpus Albicans