Lab 10: Part 1 - The Pituitary Gland

Question 1

The ANTERIOR PITUITARY GLAND is also known as the…

Answer 1

…ADENOHYPOPHESIS

Question 2

What does the TSH stand for? What is the target tissue?

Answer 2

THYROID STIM. HORMONE, the thyroid

Question 3

What does tropic mean?

Answer 3

Tropic HORMONES turn on other ENDOCRINE GLANDS to release more/other HORMONES

Question 4

Is TSH tropic?

Answer 4

Yes

Question 5

What is the F of TSH?

Answer 5

F - Stim. thyroid to produce/release hormones

Question 6

What does ACTH stand for? What is the target tissue?

Answer 6

ADRENOCORTICOTROPIC HORMONE, the adrenal cortex

Question 7

Is ACTH tropic?

Answer 7

Yes

Question 8

What is the F of ACTH?

Answer 8

F - Stim. adrenal cortex to release HORMONES

Question 9

What does PRL stand for? What is the target tissue?

Answer 9

PROLACTIN, mammary glands

Question 10

Is PRL tropic?

Answer 10

No

Question 11

What is the F of PRL?

Answer 11

F - Milk production

Question 12

What does MSH stand for? What is the target tissue?

Answer 12

MELANOCYTE STIM. HORMON, epidermal melanocytes

Question 13

Is MSH tropic?

Answer 13

No

Question 14

What is the F of MSH?

Answer 14

F - Promotes epidermal pigment and production of melanin

Question 15

What does FSH stand for? What is the target tissue in females? Males?

Answer 15

FOLLICLE STIM. HORMONE
Females = Ovarian follicle
Males = Seminiferous tubules

Question 16

Is FSH tropic in females? Males?

Answer 16

Females = Yes 
Males = No

Question 17

What is the F of FSH in females? Males?

Answer 17

Females = Egg development
Males = Sperm development

Question 18

What does LH stand for? What is the target tissue in females? Males?

Answer 18

LUTEINIZING HORMONE
Females = Ovarian follicle
Males = Interstitial cells

Question 19

Is LH tropic in females? Males?

Answer 19

Females = Yes
Males = Yes

Question 20

What is the F of LH in females? Males?

Answer 20

Females = Stim. ovulation and production of sex HORMONES
Males = Production of sex HORMONES

Question 21

What does GH stand for? What is the target tissue?

Answer 21

GROWTH HORMONE, all cells, especially BONE, MUSCLE, and liver

Question 22

Is GH tropic?

Answer 22

Yes

Question 23

What is the F of GH?

Answer 23

F - Stim. nutrient breakdown for growth/cell division, stim. protein synthesis

Question 24

The POSTERIOR PITUITARY GLAND is also known as…

Answer 24

…the NEUROHYPOHESIS

Question 25

What does OT stand for? What is the target tissue(s)?

Answer 25

OXYTOCIN, mammary glands and uterine smooth muscle

Question 26

Is OT tropic?

Answer 26

No

Question 27

What is the F of OT?

Answer 27

F - Mammary gland = Stim. milk ejection

F - Uterine smooth muscle = Stim. uterine contraction to return to regular size

Question 28

What does ADH stand for? What is the target tissue?

Answer 28

ANTI DIURETIC HORMONE, kidneys

Question 29

Is ADH tropic?

Answer 29

No

Question 30

What is the F of ADH?

Answer 30

F - Inc. water retention/reabsorption, vasoconsriction

Question 31

What is the role of the HYPOTHALAMUS in regulating PITUITARY function?

Answer 31

The HYPOTHALAMUS releases tropic HORMONES, so it triggers the release or inhibition of HORMONES in the ANTERIOR or POSTERIOR PITUITARY GLAND. The HYPOTHALAMUS produces and release OT and ADH by firing APs