Bio 109 Test 3 Questions and Correct Answers
Guaranteed A+!
Where do hormones come from?
endocrine glands
How do hormones travel in the body?
through the bloodstream
Where do hormones act
They act in target cells with specific receptors
What is diabetes mellitus?
A disorder of glucose regulation caused by inadequate insulin action
Difference between type 1 and type 2 diabetes
Type 1 = No insulin - Type 2 = Insulin Resistance
What hormone increases blood calcium levels?
parathyroid hormone (PTH)
How does PTH increase blood calcium levels?
Bone resorption, kidney reabsorption, intestinal absorption.
What hormone does the adrenal medulla create
epinephrine
What hormones does the adrenal cortex create
, Aldosterone, cortisol, androgens
What is the "fight-or-flight" gland
Adrenal Medulla
What is a paracrine agent
a chemical messenger released by a cell that acts on nearby cells
What is a autocrine agent
A chemical messenger that acts on the same cell that released it
List three functions of the endocrine system
Metabolism, homeostasis, growth, stress response, and reproduction
What is the role of the hypothalamus?
Links the nervous and endocrine systems and co trolls the pituitary gland
Chapter 11
Blood
What type of tissue is blood
Connective tissue
What are the four main components of blood
plasma, platelets, red blood cells, white blood cells
Name three functions of blood
Guaranteed A+!
Where do hormones come from?
endocrine glands
How do hormones travel in the body?
through the bloodstream
Where do hormones act
They act in target cells with specific receptors
What is diabetes mellitus?
A disorder of glucose regulation caused by inadequate insulin action
Difference between type 1 and type 2 diabetes
Type 1 = No insulin - Type 2 = Insulin Resistance
What hormone increases blood calcium levels?
parathyroid hormone (PTH)
How does PTH increase blood calcium levels?
Bone resorption, kidney reabsorption, intestinal absorption.
What hormone does the adrenal medulla create
epinephrine
What hormones does the adrenal cortex create
, Aldosterone, cortisol, androgens
What is the "fight-or-flight" gland
Adrenal Medulla
What is a paracrine agent
a chemical messenger released by a cell that acts on nearby cells
What is a autocrine agent
A chemical messenger that acts on the same cell that released it
List three functions of the endocrine system
Metabolism, homeostasis, growth, stress response, and reproduction
What is the role of the hypothalamus?
Links the nervous and endocrine systems and co trolls the pituitary gland
Chapter 11
Blood
What type of tissue is blood
Connective tissue
What are the four main components of blood
plasma, platelets, red blood cells, white blood cells
Name three functions of blood
