Hormones

Question 1

What are the functions of parathyroid hormone and calcitonin?

Answer 1

• PH: secreted from parathyroid glands. Increases blood calcium level (decrease excretion, increase gut absorption, free Ca from bone)
• Calcitonin: made in the thyroid, decreases blood calcium level

Question 2

What is the source of growth hormone?

Answer 2

• Anterior pituitary

- Stimulate bone and muscle growth

Question 3

What is the role of prolactin?

Answer 3

Stimulates milk production and secretion

Question 4

What are the hormones released by the anterior pituitary?

Answer 4

FLAT PEG
FSH, LSH, ACTH, TSH
Prolactin, Endorphins, Growth hormone

Question 5

What are the hormones released by the posterior pituitary?

Answer 5

• Oxytocin & Vasopressin (ADH)

- From hypothalamus, but stored in the posterior pituitary

Question 6

What are the thyroid glands hormones?

Answer 6

• Thyroid hormone

- Calcitonin

Question 7

Which are the hormones released by the adrenal gland?

Answer 7

• Glucocorticoids (cortex)
• Mineralcorticoids (cortex)
• Epi/NE (medulla)

Question 8

What are the hormones released by the pancreas?

Answer 8

• Glucagon
• Insulin
• Somatostatin

Question 9

What is the role of ACTH?

Answer 9

-Stimulates the adrenal cortex to synthesize and secrete glucocorticoids

Question 10

What is the role of TSH?

Answer 10

-Stimulates the thyroid to produce THs

Question 11

What is the role of LH?

Answer 11

• Stimulates ovulation in females

- Stimulates testosterone synthesis in males

Question 12

What is the role of FSH?

Answer 12

• Stimulates follice maturation in females

- Stimulates spermatogenesis in males

Question 13

What is the function of oxytocin?

Answer 13

• Stimulates uterine contractions during labor

- Stimulates milk secretion during lactation

Question 14

What is the role of ADH (vasopressin)?

Answer 14

-Stimulates water reabsorption in the kidneys

Question 15

What is the roles of TH?

Answer 15

-Stimulates metabolic activity

Question 16

What is the role of glucocorticoids?

Answer 16

-Increase blood glucose levels and decrease protein synthesis

Question 17

What is the role of Mineralcorticoids?

Answer 17

Increase water reabsorption in the kidneys

Question 18

What is the role of NE/Epi?

Answer 18

-Increase blood sugar and heart rate

Question 19

What are the functions of testosterone and estrogen?

Answer 19

To maintain male and female secondary sexual characteristics

Question 20

What does somatostatin do?

Answer 20

-Suppress secretion of insulin & glucagon

Question 21

What does progesterone do?

Answer 21

• Promotes the growth and maintenance of endometrium

- From placenta/ovary

Question 22

What does erythropoietin do?

Answer 22

• Stimulate RBC production in bone marrow

- Source is the kidneys

Question 23

What is the atrial natriuretic hormone?

Answer 23

• From the heart

- Involved in osmoregulation

Question 24

What is thymosin hormone?

Answer 24

• From thymus

- stimulates T-cell development

Question 25

What are the effects of calcitonin?

Answer 25

REDUCE BLOOD Ca LEVELS

• Increase Ca excretion in kidneys
• Decrease absorption in gut
• Increase storage in the bone