Endocrinology Flashcards

1
Q

Synthesized by endocrine cells from cholesterol; include cortisol, aldosterone, estrogen, progesterone, and testosterone.

A

Steroid hormones

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2
Q

Synthesized chiefly from amino acids; include insulin, and parathyroid hormone.

A

Nonsteroid hormones

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3
Q

Gland that is in the lower middle of the brain that communicates with both nervous and endocrine cells. Malfunctions cause early puberty, thyroid diseases and diabetes.

A

Hypothalamus gland

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4
Q

Gland that is below the hypothalamus, behind the sinus cavity.

A

Pituitary gland

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5
Q

Gland that is butterfly shaped and lies flat against the trachea.

A

Thyroid gland

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6
Q

Four tiny glands located behind the thyroid.

A

Parathyroid gland

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7
Q

Glands that sit on top of the kidneys.

A

Adrenal glands

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8
Q

Large gourd-shaped gland located behind the stomach.

A

Pancreas

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9
Q

Gland located on the lower side of the brain.

A

Pineal gland

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10
Q

What type of feedback system are hormones regulated by?

A

Negative feedback

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11
Q

Systematic disease that results from a dysfunction of the pancreas.

A

Diabetes mellitus

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12
Q

Organ that is important in the absorption and use of carbs, fats, and protein. Chief regulator of glucose levels in the body.

A

Pancreas

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13
Q

Secrete substances through a duct onto the inner surface of an organ or the outer surface of the body.

A

Exocrine glands

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14
Q

Secrete chemicals directly into the bloodstream.

A

Endocrine glands

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15
Q

Cells that produce and secrete insulin.

A

Beta cells

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16
Q

Cells that produce and secrete glucagon.

A

Alpha cells

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17
Q

Cells that produce and secrete somatostatin (hormone that inhibits the secretion of growth hormone and TSH and also inhibits the secretion of insulin and glucagon.)

A

Delta cells

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18
Q

Small protein that is released by the beta cells when blood glucose levels rise.

A

Insulin

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19
Q

Protein that is released by the alpha cells when blood glucose levels fall.

A

Glucagon

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20
Q

The process of releasing stored glycogen in the liver.

A

Glycogenolysis

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21
Q

The formation of glucose from the breakdown of fats and fatty acids.

A

Gluconeogenesis

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22
Q

Polypeptide hormone that is produced and secreted by the anterior pituitary gland. Acts as an insulin antagonist.

A

Growth hormone

23
Q

Three main organic components of food.

A

Carbohydrates
Proteins
Fats

24
Q

What type of means are used to control the secretion of insulin?

A

Chemical
Neural
Hormonal

25
By-product of the breakdown of fatty acids in the liver.
Acetate
26
Hormone that promotes the breakdown of liver glycogen and stimulates the production of glucose.
Glucagon
27
What stimulates the sympathetic nervous system to secrete epinephrine?
Low serum glucose levels
28
Diabetes is the 7th leading cause of death in the US.
FACT
29
Disorder marked by an abnormal increase in urine output, fluid intake, and often thirst.
Diabetes insipidus
30
Elevated blood glucose levels.
Hyperglycemia
31
Characterized by inadequate production of insulin by the pancreas. Results from a genetic abnormality that causes the body to destroy its own insulin producing cells.
Type 1 diabetes
32
Characterized by diminished tissue sensitivity to insulin. Obesity predisposes a person to this because larger amounts of insulin are needed for metabolic control.
Type 2 diabetes
33
Metabolic syndrome (at risk of developing T2D and Cardiovascular disease) is three of the following (5 total)
Waist measure of 40/men 35/women Triglyceride level of 150 or greater High-density lipoprotein lower than 40/men 50/women BP greater 130/85 Fasting blood glucose level of more than 100
34
Diabetes that develops in some women late in pregnancy.
Gestational diabetes mellitus
35
Diabetes is the leading cause of ______ in adults.
Blindness
36
Treatments of diabetes.
Drug therapy Dietary regulation Exercise
37
What route is insulin typically administered?
Injection. Not oral because it is a protein that would be broken down during the process of digestion.
38
Types of insulin.
Rapid-acting Regular (short-acting) Intermediate-acting Long-acting
39
What three life-threatening conditions may result from diabetes?
Hypoglycemia Hyperglycemia (DKA) Hyperosmolar hyperglycemic nonketotic syndrome (HHNS)
40
Syndrome related to blood glucose levels less than 70.
Hypoglycemia
41
What should be suspected in any patient with diabetes that shows behavioral changes, confusion, abnormal neurologic signs, or unconsciousness?
Hypoglycemia
42
Results from an absence of or resistance to insulin.
Diabetic ketoacidosis (DKA)
43
A condition of acute diabetic decomposition. Developed from sustained hyperglycemia that produces a hyperosmolar state.
Hyperosmolar hyperglycemic nonketotic syndrome
44
Common disorders of the thyroid gland.
Hyperthyroidism Hypothyroidism
45
An insufficiency of thyroid hormones in the blood. May result in myxedema
Hypothyroidism
46
What two types of tissues is the thyroid gland composed of?
Follicular and parafollicular cells
47
What hormone plays a key role in controlling body metabolism?
Thyroid hormone
48
Mild form of hyperthyroidism that is fairly common and develops overtime.
Thyrotoxicosis
49
Acute, life-threatening form of hyperthyroidism that may occur spontaneously. Symptoms: Tachycardia, dysrhythmias, hyperthermia, restlessness, agitation, delirium, coma.
Thyroid storm
50
Type of excessive thyroid activity characterized by generalized enlargement of the thyroid which leads to a swollen neck and protruding eyes.
Graves disease
51
Condition that results from hypothyroidism. Causes facial puffiness.
Myxedema
52
Disorders of the adrenal glands.
Cushing syndrome Addison disease
53
Rare condition caused by abnormally high circulating level of corticosteroid hormones. Face appears moon-shaped, hump on back of neck.
Cushing syndrome
54
Rare, sometimes life-threatening disorder caused by deficiency of the corticosteroid hormones cortisol and aldosterone.
Addison disease.