Lab Exam 1

Question 1

Increases basal metabolic rate, stimulates energy consumption and protein synthesis (from follicular cells)

Answer 1

T3/T4

Question 2

Increases release rates of lipids, glucose, and amino acids (secreted by the zona fasciculata)

Answer 2

Cortisol

Question 3

Increases blood volume through sodium reabsorption at the distal convoluted tubules and collecting ducts of the kidney’s nephron

Answer 3

Aldosterone

Question 4

It inhibits glucagon and insulin, as well as various gastrointestinal hormones

Answer 4

Somatostatin

Question 5

Increases calcium by increasing renal excretion of phosphate, increases osteoclast activity (secreted by the chief cells).

Answer 5

Parathyroid

Question 6

Stimulates production of alkaline buffers from the pancreas and bile secretion from the liver

Answer 6

Secretin

Question 7

Stimulation of appetite, energy homeostasis, increases gastric acid secretion preparing body to intake food

Answer 7

Ghrelin

Question 8

Reduces blood calcium

Answer 8

Calcitonin

Question 9

Stimulates uterine contractions, milk ejection, and various social behaviors.

Answer 9

Oxytocin

Question 10

Monitors the circadian rhythm (day-night cycle)

Answer 10

Melatonin

Question 11

Increases bone density, muscle mass, and male secondary sexual characteristics

Answer 11

Testosterone

Question 12

Stimulates cell division and growth (specially muscle, bone, and cartilage) and release of stored nutrients

Answer 12

Growth Hormone

Question 13

Stimulates milk synthesis and breast enlargement in preparation for lactation

Answer 13

Prolactin

Question 14

Increases Calcium levels through the absorption of Calcium in our Gastrointestinal system as well as from our kidneys.

Answer 14

Calcitriol

Question 15

Prompt RBC production at the bone marrow. Stimulated by low oxygen

Answer 15

EPO

Question 16

Promotes the absorption of glucose from our blood (produced by pancreatic beta cells)

Answer 16

Insulin

Question 17

“Fight or flight” hormone

Answer 17

Norepinephrine

Question 18

Synthesized in the skin by UV B exposure

Answer 18

Cholecalciferol

Question 19

Stimulates the gallbladder to release bile

Answer 19

Cholecystokinin

Question 20

Supports pregnancy, and is an integral part of the menstrual cycle’s luteal phase (produced by the corpus luteum)

Answer 20

Progesterone

Question 21

Promotes water reabsorption at the collecting tubule of kidney’s nephron and increases blood volume

Answer 21

ADH

Question 22

Stimulates production of color

Answer 22

Melanin

Question 23

Inhibits FSH production once elevated

Answer 23

Inhibin

Question 24

Promotes female secondary sexual characteristics, supports follicle maturation, and associated behaviors

Answer 24

Estrogen

Question 25

Causes loss of sodium and water and causes renal suppression of ADH and aldosterone production

Answer 25

ANP

Question 25

Elevates blood glucose by breaking down liver glycogen (produced by pancreatic alpha cells)

Answer 25

Glucagon

Question 26

Stimulates the release of HCL from parietal cells and aids in gastric motility

Answer 26

Gastrin

Question 27

It is the precursor of angiotensin I by combining with renin

Answer 27

Angiotensinogen

Question 28

Deals with appetite suppression and energy expenditure by regulating the amount of fat stored.

Answer 28

Leptin