Endocrine 2

Question 1

The catecholamines are a hormone of the medullary in the adrenal gland. Examples of catecholamines

Answer 1

Epinephrine or adrenaline, norepinephrine

Question 2

2 hormones produced by thyroid gland

Answer 2

T3 (tri-iodothyronine)

T4 (thyroxine)

Question 3

What is needed to make T3 and T4

Answer 3

Iodine

Question 4

Which gland exerts lots of control over metabolism

Answer 4

Thyroid

Question 5

Signs of hypothyroidism

Answer 5

Lethargic, cold intolerance, weight gain, hair loss (rat tail), thick greasy skin, mental dullness, reproductive problems

Question 6

Untreatment of hypothyroidism can lead to

Answer 6

Cretinism (mental retardation)

Question 7

Signs of hyperthyroidism

Answer 7

Fast metabolism, thin, tachycardia, hyperactive, bulging eyes

Question 8

Drug to treat hyperthyroid

Answer 8

Tapazole (methimizole)

Question 9

Enlargement of thyroid

Answer 9

Goiter

Question 10

Things that can cause a goiter

Answer 10

Iodine deficiency over stimulating thyroid by pituitary, tumor, excess iodine in diet

Question 11

Thyroid gland produce calcitonin which does what

Answer 11

Decreases blood calcium and increases bone growth

Question 12

The parathyroid gland produces PTH that does what

Answer 12

Increases blood calcium

Stimulates osteoclasts to remove Ca from bones, increases GI absorption of Ca

Question 13

The spots on pancreas that contain cells are called

Answer 13

Islets of Langerhans

Question 14

Cells in pancreas

Answer 14

Alpha cells: glucagon

Beta cells: insulin

Question 15

What insulin does

Answer 15

Forces glucose into cells for energy after we eat

Question 16

Type 1 DM common in

2:

Answer 16

1: dogs
2: humans and cats (ab 25% of diabetic cats)

Question 17

How glucagon works

Answer 17

Breakdown glycogen in liver to raise blood sugar levels (opposite of insulin)

Question 18

Important in young animals, makes hormones needed for normal development and WBC function

Answer 18

Thymus gland

Question 19

If the thymus is removed early in life, you don’t see this problem layer on

Answer 19

Don’t see rejection problems w transplanted organs

Question 20

Gland that makes melatonin at night that decreases FSH production

Answer 20

Pineal body

Question 21

Horses are ___ day breeders, meaning they breed when

Answer 21

Long, spring and summer (longer photo-period)

Question 22

FSH stimulates what

LH stimulates what

Answer 22

Sperm production

Testosterone production

Question 23

Where estrogen is made

Answer 23

In follicle cells around egg

Question 24

Which gland maintains pregnancy

Answer 24

Progesterone

Question 25

Hormone made by ovaries and uterus of pregnant animals

Answer 25

Relaxin

Question 26

Blood test for pregnancy in bitches can detect relaxin after how long

Answer 26

21 days

Question 27

hormone detected in pregnant test kits

Answer 27

HCG (human chorionic gonadotropin)

Question 28

Made by endometrial cups in uterus of pregnant mare

Answer 28

PMSG (pregnant mare serum gonadotropin)

Question 29

Estrone sulfate can be found in a pregnant mare after how long

Answer 29

90 days

Question 30

Degeneration on CL is called

Answer 30

Luteolysis

Question 31

Erythropoietin does what

Answer 31

Stimulates RBC formation in the bone marrow

Question 32

Secretion stimulates

Answer 32

Pancreatic, bile, and duodenal secretion of fluids to mix w ingesta

Question 33

Pancreozymin stimulates

Answer 33

The pancreas to make enzymes

Question 34

Cholecystokinin stimulates

Answer 34

The gall bladder to contract and send bile into dueodenum