Endocrine System

Question 1

Epinephrine is secreted by..

Answer 1

Adrenal Medulla

Question 2

Which hormone is secreted when there is elevated blood calcium levels

Answer 2

Calcitonin

Question 3

Secretion of calcitonin would result in

Answer 3

a decrease in blood calcium levels

Question 4

The hormone Thyroxine is produced by…

Answer 4

Thyroid gland

Question 5

When there is Low blood pressure what is released

Answer 5

Aldosterone

Question 6

Glucagon is secreted by…

Answer 6

Pancreas

Question 7

Glucagon is secreted when…

Answer 7

blood glucose levels decrease

Question 8

Which hormone is released during the flight or fight respone

Answer 8

Epinephrine

Question 9

What are the 2 categories of hormones

Answer 9

Amino acids

Steroids

Question 10

The target tissue for Antidiuretic hormone is…

Answer 10

Kidneys

Question 11

Oxytocin is stored and released by…

Answer 11

Posterior pituitary gland

Question 12

Insulin is secreted by..

Answer 12

Pancreas

Question 13

Insulin is secreted when…

Answer 13

blood glucose levels increase

Question 14

Oxytocin is synthesised by…

Answer 14

Hypothalamus

Question 15

Melatonin is secreted by…

Answer 15

Pineal gland

Question 16

What is the target tissue for Oxytocin

Answer 16

Mammary glands

Question 17

The secretion of atrial natuiretic peptide (ANP) occurs when there is

Answer 17

an elevated blood volume

Question 18

Parathyroid hormone is secreted when there is…

Answer 18

a decrease in blood calcium levels

Question 19

Which hormones are secreted by the same gland

Answer 19

Antidiuretic hormone

Oxytocin

Question 20

The Parathyroid Gland secretes what hormone

Answer 20

parathyroid hormone

Question 21

Aldosterone is secreted by…

Answer 21

Adrenal Cortex

Question 22

Define the Function: Prolactin

Answer 22

stimulate milk production

Question 23

What are the organs of the Endocrine System

Answer 23

Pineal gland
Hypothalamus
Pituitary gland
Thyroid gland
Parathyroid gland
Thymus
Adrenal gland
Pancreas
Ovaries
Testes

Question 24

Define the Function: Endocrine Glands

Answer 24

• repsorduction
• Growth and development
• Maintenance of electrolytes, water and nutrient balance in blood
• Regulation of cellular metabolism and energy balance
• Mobilisation of body defences

Question 25

Define: Hormones

Answer 25

long distance chemical signals and messengers

Question 26

Define: Amino acids

Answer 26

are the majority of hormones, are water soluble and unable to cross the plasma membrane

Question 27

Define: Steroids

Answer 27

are synthesised from cholesterol, are lipid soluble and are able to cross the plasma membrane

Question 28

How do hormones only affect their intended target

Answer 28

there are cells called target cells with receptors for that particular hormone that are affected

Question 29

What are the 3 stimuli that cause hormone release

Answer 29

- Humoral stimuli (blood levels of ions and nutrients) - Neural stimuli (nerve fibres) - Hormonal stimuli (other hormones)

Question 30

What are the 6 hormones of the Hypothalamus

Answer 30

1. Corticotropin Releasing Hormone (CRH) 2. Thyroid Releasing Hormone (TRH) 3. Gonadotropin Releasing Hormone (GnRH) 4. Growth Hormone Releasing Hormone (GHRH) 5. Growth Hormone Inhibiting Hormone (GHIH) 6. Prolactin Inhibiting Hormone (PIH or dopamine)

Question 31

What are the 2 hormones of the Posterior Pituitary Gland

Answer 31

Antidiuretic hormone | Oxytocin

Question 32

What are the 5 hormones of the Anterior Pituitary Gland

Answer 32

- Growth Hormone (GH or Somatotropin) - Thyroid-stimulating Hormone-TSH (Thyrotropin)- - Adrenocorticotropic Hormone- ACTH (Corticotropin) - Gonadotropins - Follicle-stimulating hormone (FSH) and luteinizing hormone (LH) - Prolactin

Question 33

What are the 2 hormones of the Thyroid gland

Answer 33

- Thyroid hormone | - Calcitonin

Question 34

What is the hormone of the Parathyroid gland

Answer 34

Parathyroid hormone

Question 35

What are the 2 hormones of the Adrenal Medulla

Answer 35

- Epinephrine | - Norepinephrine

Question 36

What are the 3 hormones of the Adrenal Cortex

Answer 36

- mineralocorticoids - glucocorticoids - gonadocorticoids

Question 37

FSH stimulates...

Answer 37

egg or sperm production

Question 38

What hormone is released in response to ACTH and Stress

Answer 38

Cortisol

Question 39

The Adrenal Cortex secretes....

Answer 39

Cortisol | Aldosterone

Question 40

Relaxin is produced by the...

Answer 40

Placenta

Question 41

What is the traget tissue for FSH (follicle stimulating hormone)

Answer 41

ovary and testes

Question 42

What is the target tissue for Luteinising hormone

Answer 42

ovaries and testes - triggers ovulation

Question 43

Define the Function: Thyroxine (T4) and Triiodothyronine (T3)

Answer 43

controls metabolic rate and body heat production

Question 44

Thryroid hormones require what electrolyte for formation

Answer 44

Iodine

Question 45

Which stress hormones are for long term and short term stress

Answer 45

Long term- Cortisol | Short term- Epinephrine

Question 46

The secretion of Aldosterone would result in..

Answer 46

increasing sodium and water reabsorption and decreasing urine output

Question 47

A decrease in blood volume and blood pressure would result in the release of..

Answer 47

Aldosterone by the adrenal cortex

Question 48

Cortisol is released by...

Answer 48

Adrenal Cortex

Question 49

The adrenal cortex is responsible for the secretion of...

Answer 49

Cortisol

Question 50

Which gland produces Calcitonin

Answer 50

Thyroid gland

Question 51

The secretion of insulin by the pancreas aims to..

Answer 51

decease blood glucose levels

Question 52

Under stress, epinephrine and norepinephrine are secreted by...

Answer 52

Adrenal Medulla

Question 53

What is the target tissue for Aldosterone

Answer 53

Kidneys

Question 54

The target tissue for ACTH is...

Answer 54

Adrenal cortex

Question 55

Which hormone os secreted to enhance the activity of osteoclasts and release calcium into the blood

Answer 55

Parathyroid hormone