Chapter 10 Quiz Flashcards
Which gland produces epinephrine and norepinephrine
Adrenal medulla
What are lipid molecules that can pass through a cell membrane
Steroids
When a body characteristic becomes abnormal , it counteracts the change
Negative feedback
Stimulus causes creation of product which negates stimulus
Negative feedback loop
Three basic ways hormones in the body can be controlled
Neural , hormonal, and humoral control
Gland often called “master gland”
Pituitary gland
Controlled by hormones from the hypothalamus
Anterior pituitary gland
Which hormone in a daily rhythm influences sleep wake cycles
Melatonin
What disease is characterized by abnormally high blood glucose levels
Diabetes mellitus
ACTH controls secretion of which hormone
Cortisol
If a person has diabetes insipidus , in which gland would you look for cause
Pituitary gland
What disorder is characterized by over secretion of cortisol , usually by a pituitary tumor
Cushing’s syndrome
Which gland is located in the anterior portion of the neck (butterfly shape )
Thyroid gland
Which disorder is cause by an autoimmune attack on the thyroid gland
Hashimotos thyroiditis
What condition is characterized by overproduction of thyroid hormones
Hyperthyroidism
Which disorder is caused by an autoimmune attack on TSH receptors of the thyroid gland
Graves’ disease
Condition characterized by a disease of the thyroid hormones
Hypothyroidism
This is located in the upper part of the abdomen and is responsible for maintaining blood sugar levels
Pancreas
Hormone secreted by the beta cells in the islets of langerhans
Insulin
What is a goiter and how is it caused.
An enlarged thyroid gland , caused by lack of iodine in the diet
What hormone is secreted by the alpha cells in the islets of langerhans
Glucagon
The two regions the adrenal glands are split to
The adrenal cortex and the adrenal medulla
Which disorder is characterized by insufficient production of adrenocorticosteroids
Addison’s disease
Which disorder is caused by excess growth hormone from hyper function of the pituitary
Gigantism
Name six of the major organs of the endocrine system
Hypothalamus Pituitary Thyroid gland Parathyroid glands Thymus gland Pineal gland
