Exam 4 (Spring)

Question 1

Where is testosterone produced?

Answer 1

interstitial cells

Question 2

Where is insulin produced?

Answer 2

Beta cells of the pancreatic islets

Question 3

What is the target organ/gland of TSH?

Answer 3

Thyroid

Question 4

Which two hormones are involved in maintaining the homeostasis of blood calcium levels?

Answer 4

parathyroid hormone and calcitonin

Question 5

Which gland is not located in the head and neck area of an animal?

Answer 5

adrenal gland

Question 6

Which pair of glands are actually two separate glands that look like one gland?

Answer 6

pituitary and adrenal glands

Question 7

How does the metabolic rate affect an animal’s core temperature?

Answer 7

As the metabolic rate increases, so does the animal’s core temperature

Question 8

What hormone increases reabsorption of NA+ from the distal convoluted tubule?

Answer 8

Aldosterone

Question 9

Where is EPO produced?

Answer 9

Kidney

Question 10

An increase in ACTH will have what effect?

Answer 10

Increase cortisol

Question 11

What hormone is emitted by the corpus luteum?

Answer 11

progestins

Question 12

What is an action of oxytocin?

Answer 12

Uterine contractions at parturition

Question 13

What is the target organ/gland of insulin?

Answer 13

all cells

Question 14

What is the action of calcitonin?

Answer 14

Prevent hypercalcemia

Question 15

Where is epinephrine produced?

Answer 15

Adrenal medulla

Question 16

Which of the following hormones is a hydrophobic monoamine hormone?
A.) estrogen
B.) thyroxine
C.) epinephrine
D.) catecholamines

Answer 16

thyroxine

Question 17

What os the purpose of gastrin?

Answer 17

to promote stomach emptying

Question 18

What is the effect of insulin in animals?

Answer 18

Decrease blood glucose

Question 19

What is the effect of ADH?

Answer 19

Conserve water

Question 20

Hormones are chemical messengers released into:

Answer 20

bloodstream

Question 21

In order for a hormone to be effective its target cell must have a

Answer 21

receptor for the hormone

Question 22

What is the target of calcitonin?

Answer 22

Bone

Question 23

In most animals species ovulation occurs when the blood level of ______ peaks

Answer 23

LH

Question 24

The circulating reservoir of thyroid hormone is

Answer 24

tetraiodithyronine

Question 25

Diabetes mellitus is characterized by:

Answer 25

decreased levels of insulin

Question 26

Where is somatotropin produced?

Answer 26

Anterior pituitary

Question 27

Where is melatonin produced?

Answer 27

Pineal body

Question 28

What is the target of ADH?

Answer 28

Kidney

Question 29

What is the effect of androgens in the body?

Answer 29

Development of secondary male sex characteristics

Question 30

Where is oxytocin produced?

Answer 30

Hypothalmus

Question 31

What is the action of thyroid hormone?

Answer 31

Growth and metabolic regulation

Question 32

They hypothalamus has a network of blood vessels connecting it to what endocrine gland?

Answer 32

anterior pituitary

Question 33

Which hormones have intracellular receptors on the target cell?

Answer 33

steroid hormones

Question 34

Where is somatostatin produced?

Answer 34

pancreas

Question 35

Administration of which classification of drugs can cause effects that mimic the body's natural white blood cell stress response?

Answer 35

Glucocorticosteroids

Question 36

Which hormones travel dissolved in the blood stream without a carrier protein?

Answer 36

peptide hormones

Question 37

What is the target organ/gland of ACTH?

Answer 37

Adrenal cortex

Question 38

LH promotes what in the male?

Answer 38

Testosterone Secretion

Question 39

The target for luteinizing hormone in females is

Answer 39

ovaries

Question 40

Erythropoietin affects the development of

Answer 40

red blood cells

Question 41

How does parathyroid hormone work on the kidneys?

Answer 41

reabsorbs calcium from urine

Question 42

Which gland is the master endocrine gland?

Answer 42

pituitary

Question 43

Where is gastrin produced?

Answer 43

Stomach

Question 44

Which of the following hormones targets the myoepithelial cells of the mammary gland?

Answer 44

oxytocin

Question 45

What is the effect of glucagon

Answer 45

Increase blood glucose

Question 46

Where is calcitonin produced?

Answer 46

Thyroid

Question 47

Diabetes insipidus is characterized by:

Answer 47

decreased amounts of ADH

Question 48

What two hormones are involved in regulation of blood calcium levels?

Answer 48

parathyroid hormone and calcitonin

Question 49

Where is LH produced?

Answer 49

Anterior pituitary

Question 50

An increase in thyroxine in the blood will have which of the following effects?

Answer 50

Decrease TRH (thyroid releasing hormone)

Question 51

Estrogens are produced when_________ induces ovaries to develop follicles.

Answer 51

FSH

Question 52

Animals that suffer from a deficiency of ADH are likely to show clinical signs that include

Answer 52

polyuria

Question 53

Where is aldosterone produced?

Answer 53

Adrenal cortex

Question 54

In a male, prolactin

Answer 54

has no known effect

Question 55

What are testes housed in?

Answer 55

in a nice coin pouch

Question 56

What is the effect of PGF2a (Prostaglandin F 2 alpha)?

Answer 56

Luteolysis

Question 57

What is the action of luteinizing hormone in the female?

Answer 57

Rupture of mature follicles

Question 58

The most active form of thyroid hormone is

Answer 58

triiodothyronine

Question 59

What is the target organ/gland of erythropoietin (EPO) ?

Answer 59

Bone marrow

Question 60

Which of the following electrolyte concentrations is not affected by aldosterone? A.) Ca + B.) Na + C.) K + D.) H+

Answer 60

Ca+

Question 61

What is the action of progesterone?

Answer 61

Prepare the uterus for pregnancy

Question 62

Without relaxin, what would happen to animals?

Answer 62

Animals will be tighter than Fort Know