Endocrine system ⚖️

Question 1

One difference between endocrine and exocrine systems

Answer 1

Endocrine glands are ductless,
Exocrine glands have ducts

Question 2

Name a gland that has both an exo and endocrine function.
Name its exo and endocrine product

Answer 2

Pancreas,
Exocrine product: enzymes for digestion
Endocrine product: insulin

Question 3

Hormone that thyroid secretes and functions

Answer 3

Thyroxine, stimulates metabolism

Question 4

Hormone that adrenals secretes and functions

Answer 4

Adrenaline,
fight or flights response

Question 5

Give function of medulla oblongata

Answer 5

Controls breathing

Question 6

Function of cerebellum

Answer 6

Controls coordination

Question 7

Why is the grey matter so called

Answer 7

Composed of cell bodies

Question 8

Why is the white matter so called

Answer 8

Composed of myelin

Question 9

What is meant by the term endocrine

Answer 9

Ductless

Question 10

Hormone secreted by pituitary

Answer 10

FSH

Question 11

Function of FSH

Answer 11

Follicle stimulating hormone

Question 12

Substance produced by pancreas

Answer 12

Insulin

Question 13

Endocrine tissue in the pancreas that produces insulin

Answer 13

Islets of langerhans

Question 14

Site of action of insulin

Answer 14

Liver or body cells

Question 15

Role of insulin

Answer 15

Lowers blood sugar levels

Question 16

How feedback mechanism works in human endocrine system

Answer 16

Production of one hormone, stimulates the production of another hormone,
Can be positive or negative

Question 17

Two examples of the use of hormone supplements

Answer 17

Contraception,
Fertility treatments

Question 18

Stage one change that occurs and the approximate day of the menstrual cycle in which it occurs in the endometrium

Question 19

Stage one change that occurs and the approximate day of the menstrual cycle in which it occurs in the Ovary

Question 20

Where in the body are FSH and LH produced

Answer 20

The pituitary gland in the brain

Question 21

Role of fHS in the menstrual cycle

Question 22

Role of LH in the menstrual cycle

Question 23

Name two other hormones that play a role in the menstrual cycle

Question 24

Term used for glands that excrete hormones

Answer 24

Endocrine

Question 25

How do endocrine clanks different from those that do not secrete hormones

Answer 25

Ductless

Question 26

Explain why the pancreas is described as a dual-function gland

Answer 26

It has endocrine and exocrine functions

Question 27

What is the chemical nature of many hormones

Answer 27

Proteins

Question 28

Name two hormones in the human body. State the location that the gland secretes it and the function of the hormone

Answer 28

Thyroxine, thyroid gland, controls metabolism, Adrenaline, Adrenaline glands, on top of kidney, Fight or flight helps us to respond to danger

Question 29

In the case of thyroxine, Give a deficiency symptom, Give a symptom of excess secretion, and give a corrective measure for either deficiency or excess

Answer 29

Weigh gain, Weight loss, You can have surgery to remove the gland if it secretes excess thyroxine

Question 30

Two ways growth regulators are similar to hormones in animals

Answer 30

Chemical nature, made in one site and functions in the other

Question 31

Name growth regulator which promotes growth and give a precise location for a site of its action

Answer 31

IAA, Meristem

Question 32

Through which part of a stem are growth promoters transported

Answer 32

Xylem and phloem

Question 33

Two uses of growth promoters in horticulture

Answer 33

Micropropagation, weed killer

Question 34

An example of a growth regulator which inhibits growth

Answer 34

IAA

Question 35

What is a hormone

Answer 35

A chemical messenger produced by an endocrine gland

Question 36

Feedback mechanism for named hormone

Answer 36

When the level of a hormone controls another

Question 37

One deficiency of a named hormone

Answer 37

Diabetes, insulin

Question 37

Two situations which may result in a drop in the water content of blood

Answer 37

High salt intake, hot conditions

Question 38

What hormone is release when water content of blood drops

Answer 38

ADH, Pituitary gland

Question 39

Target area for ADH and how does the hormone reach the target area

Answer 39

Collecting duct, in the blood

Question 40

Explain the role of ADH in its target area when water content of the blood is low

Answer 40

Makes walls more permeable resulting in more absorption of water

Question 41

State two ways in which hormone stimulation differs from nervous stimulation

Answer 41

Hormones have a slower response and a longer duration. Nervous responses are faster and are of shorter duration