ATI Science- Endocrine System

Question 1

system that secretes hormones to help regulate body/ homeostasis

Answer 1

endocrine system

Question 2

____ system & system ____ work together; parts of brain heavily involved

Answer 2

Nervous & endocrine; pituitary gland and hypothalamus

Question 3

type of hormone that triggers gene activation and protein synthesis

Answer 3

steroid hormone

Question 4

changes activity of existing enzymes in target cells

Answer 4

protein hormones

Question 5

major endocrine gland that monitors blood sugar levels; secretes androgen, aldosterone; cortisol

Answer 5

adrenal cortex

Question 6

major endocrine gland that controls cardiac function; raises blood sugar, controls size of blood vessels; secretes stress reaction hormones

Answer 6

adrenal medulla

Question 7

major endocrine gland that helps regulate metabolism; functions in growth and development

Answer 7

thyroid gland

Question 8

major endocrine gland that regulates calcium levels in the blood

Answer 8

parathyroid gland

Question 9

major endocrine gland that raises and lowers blood sugars; carb metabolism

Answer 9

pancreas; pancreatic islets

Question 10

major endocrine gland that plays a role in immune responses

Answer 10

thymus gland

Question 11

major endocrine gland that has influence on daily biortyhems and sexual activity

Answer 11

pineal gland

Question 12

major endocrine gland that plays important role in growth and development

Answer 12

pituitary gland

Question 13

secretes “releasing hormones” (RH) and “inhibiting hormones” (IH)

Answer 13

hypothalamus

Question 14

endocrine gland that is the bodily control and coordination of sleep cycles; internal clock of the body which is referred to as circadian rhythm

Answer 14

pineal gland

Question 15

hormone secreted by pineal gland; targets brain/ regulates daily rhythm

Answer 15

melatonin

Question 16

endocrine gland that plays role in Metabolism; Basal metabolic rate; cardiac system’s function in terms of pulse rate, blood volume, bodily temperature, breathing, and oxygen utilization; Physical growth and growth rate; Sexual functioning

Answer 16

thyroid gland

Question 17

endocrine gland that controls the amount of circulating calcium and phosphorous, which are two electrolytes.

Answer 17

parathyroid

Question 18

hormone produced in hypothalamus, but stored and released by posterior pituitary; stimulates contractions & milk secretion

Answer 18

oxytocin

Question 19

makes the hormone insulin, which helps to control blood sugar levels

Answer 19

pancreas

Question 20

secreted by kidneys; targets bone marrow & stimulates production of RBCs

Answer 20

erythropoietin

Question 21

Where is the parathyroid gland located?

Answer 21

On the lateral lobes of the thyroid gland, on the posterior aspect

Question 22

Type of mechanism used to reverse or minimize changes

Answer 22

negative feedback

Question 23

type of mechanism used to increase changes in a system

Answer 23

positive feedback