endocrine

Question 1

does the endocrine system work on negative or positive feedback

Answer 1

negative

Question 2

define endocrine system

Answer 2

the hormones that are transported via the blood stream to most cells in the body

Question 3

what is the name of the gland that sits between cerebellum and brainstem

Answer 3

hypothalamus

Question 4

what are 5 things that the hypothalamus regulates

Answer 4

temp, fluid vol, growth, pain/pleassure, hunger/thirst

Question 5

name the 4 releasing hormones in hypothalamus

Answer 5

corticotropin, thyrotropin, growth hormone, gonadotropin

Question 6

at is the 1 inhibiting hormone released by hypothalamus and what does it inhibit

Answer 6

somatostatin- inhibits GH and thyroid hormone(TSH)

Question 7

where do you find the pituitary gland

Answer 7

beneath hypothalamus

Question 8

what is the nickname for the pituitary gland

Answer 8

master gland

Question 9

what are the two divisions of the pituitary gland

Answer 9

anterior pituitary gland and posterior pituitary gland

Question 10

name 3 hormones released in anterior pituitary gland

Answer 10

growth hormone, prolactin(lactation), stimulating(tropic) hormones (TSH/LH/FSH)

Question 11

2 hormones released by posterior pituitary gland

Answer 11

adh/oxytocin

Question 12

name 3 hormones released by kidneys

Answer 12

1,25 dihydroxyvitamin D, Renin, Erythropoetin

Question 13

name 2 hormones released by ovaries

Answer 13

estrogen, progesterone

Question 14

name 2 hormones released by testes

Answer 14

androgens/testosterone

Question 15

name 2 hormones released by thymus

Answer 15

thymosin and thymopoietin

Question 16

what is the shape of the thyroid gland

Answer 16

butterfly shaped

Question 17

where would you find thyroid gland

Answer 17

either side of the trachea joined by thyroid isthmus

Question 18

what are the 2 function of the thyroid gland

Answer 18

take up iodine from blood and release thyroid hormone + calcitonin

Question 19

name the 3 roles of thyroid hormone

Answer 19

increase metabolic rate, increases heat production and regulate metabolism

Question 20

what are the roles of thyroid c cells

Answer 20

release calcitonin that lowers blood calcium and phosphate level

Question 21

what are parathyroid glands

Answer 21

embedded in thyroid gland, chief cells that release parathyroid hormones that results in increasing blood calcium level

Question 22

where do you find the left and right adrenal gland’s

Answer 22

sit above kidneys

Question 23

what are the 3 structural levels of the adrenal gland

Answer 23

capsule, cortex, medulla

Question 24

which hormone is released from zone glomerullosa in adrenal gland

Answer 24

aldosterone

Question 25

which hormone is released from zone fasciculata in adrenal gland

Answer 25

glucocorticoids

Question 26

which hormone is released from zone reticulans in adrenal gland

Answer 26

adrenal sex hormones

Question 27

what are 5 roles of cortisol hormone

Answer 27

regulate metabolism + stress respones
raise blood sugar
breakdown fat and protein
anti-inflammatory actions
immune suppression

Question 28

what are 3 roles of aldosterone hormone

Answer 28

maintain slat/water balance
acts on kidney to retain water
regulates blood volume + pressure

Question 29

where is the pancreas located

Answer 29

behind stomach between spleen and duodenum

Question 30

what are 2 major function of pancreas

Answer 30

release digestive enzymes, release 2 hormones insulin/glucagon

Question 31

name 4 stages of homeostatic response to decreasing blood glucose

Answer 31

1. pancreas stimulated, 2. release glucagon, 3. stimulate glycogen breakdown to glucose in liver, 4. blood glucose levels rise