Organism

Question 1

What is part of the circulatory system?

Answer 1

Hart, blood vessels, blood

Question 2

What is the pathway of deoxygenated blood?

Answer 2

1.Vena Cava
2.Right Atrium
3.Through a valve
4.Right ventricle
5.Through a valve
6.Pulmonary artery
7.Lungs

Question 2

What is the pathway of oxygenated blood?

Answer 2

.Lungs
.Pulmonary vein
.Left Atrium
.Through a valve
.Left Ventricle
.Aorta

Question 3

What is the name of the muscle divides the left and right side of the hart?

Answer 3

Septum

Question 4

What is the name for contraction of the hart?

Answer 4

Systol

Question 5

What is the name for relaxation of the hart?

Answer 5

Diastol

Question 6

Where do the Arteries carry the blood?

Answer 6

Away from the hart

Question 7

What type of blood do the Arteries carry?

Answer 7

Oxygenated

Question 8

Where do veins carry blood?

Answer 8

Towards the hart

Question 9

What type of blood do veins carry?

Answer 9

De-oxygenated

Question 9

What do capillaries do?

Answer 9

Link arteries and veins

Question 10

What type of blood does the pulmonary vein carry?

Answer 10

Oxygenated

Question 11

What type of blood do the pulmonary artery carry?

Answer 11

De-oxygenated

Question 12

What type of blood does the vena cave carry?

Answer 12

De-oxygenated

Question 13

What type of blood does the aorta carry?

Answer 13

Oxygenated

Question 14

What is cholesterol?

Answer 14

A fatty substance produced in the liver

Question 15

How does the body use cholesterol?

Answer 15

It is a component for cell membranes

Question 16

What does to much cholesterol lead to?

Answer 16

Coronary heart disease

Question 17

What is better HDL or LDL?

Answer 17

HDL

Question 18

What is coronary hart disease?

Answer 18

Fatty materials build up in the coronary arteries. Leads to lack of oxygen to the hart.

Question 19

What is a stent?

Answer 19

A small medical device made from mesh that keeps arteries open.

Question 20

What are statins?

Answer 20

Drug which reduces cholesterol

Question 21

What are disadvantages of a stent?

Answer 21

Fatty deposit can build up around it

Question 22

What is an enzyme?

Answer 22

A biological molecule that speeds up a chemical reaction

Question 23

What enzyme is in your saliva?

Answer 23

Amylase

Question 24

What does amylase brake down and into what?

Answer 24

Starch (carbohydrate) into simple sugars (glucose)

Question 25

How does saliva help digestion?

Answer 25

Acts a lubricant which makes it easier to swallow food

Question 26

What type of protein does the stomach release?

Answer 26

Protease

Question 27

What does protease brake down?

Answer 27

Proteins

Question 28

How long does it usually take for food to pass your stomach and small intestine?

Answer 28

6 to 8 hours

Question 29

What is the pH of stomach acid?

Answer 29

2 to 3

Question 30

What is a sphincter?

Answer 30

A ring of muscle that can open and close a tube

Question 31

What substance is produced in the liver?

Answer 31

Bile

Question 32

Where is bile stored

Answer 32

Gall bladder

Question 33

What is bile released into?

Answer 33

Small intestine

Question 34

What does bile help break down?

Answer 34

Fats

Question 35

What are lipids

Answer 35

Fats

Question 36

What enzymes do the pancreas produce?

Answer 36

.Carbohydrase enzymes .protease enzymes .lipids enzymes

Question 37

What do carbohydrase enzymes break down?

Answer 37

Carbohydrates

Question 38

What does protease enzyme break down?

Answer 38

Proteins

Question 39

What do lipase enzymes break down?

Answer 39

Lipids (fats)

Question 40

Where does the pancreas release the enzymes it produces?

Answer 40

Small intestine

Question 41

What is the function of the small intestine?

Answer 41

To absorb the products of digestion into the blood

Question 42

What do the villi do?

Answer 42

They increase the surface area of the small intestine to maximise absorption

Question 43

What are cells?

Answer 43

The basic building blocks of all living organisms

Question 44

What us the function of the large intestine?

Answer 44

To absorb water and salts from the remaining digested food

Question 45

What is a tissue?

Answer 45

A group of cells with a similar structure and function

Question 46

What is an organ?

Answer 46

A group of tissues that preform a specific function

Question 47

What is bile?

Answer 47

Emulsifier

Question 48

What is the active site?

Answer 48

The region of an enzyme that binds to its substrate

Question 49

What are the coronary arteries?

Answer 49

The arteries that supply the hart with oxygenated blood

Question 50

How does build up of cholesterol occur?

Answer 50

.Eating saturated fats .smoking .alcohol intake

Question 50

What is a hart bypass?

Answer 50

A medical procedure in which a section of less important artery is moved to allow blood flow around a blockage in a more important one

Question 51

How do roots absorbs water and minerals from the soil?

Answer 51

Water = osmosis minerals = active transport

Question 52

What do leaves do?

Answer 52

.Photosynthesis .Controls the flow of water throug( the plant

Question 53

What are phloem xylem both examples of?

Answer 53

Tissues

Question 54

What does xylem cells do?

Answer 54

Transport water (by osmosis) up the stem

Question 55

Where does water evaporate out of the leaf?

Answer 55

Spongy mesophyll layer

Question 56

Where does water diffuse out of the leaf?

Answer 56

Stomata

Question 57

What are the functions of transpiration?

Answer 57

.providing water for leaf cells .transporting minerals to the leaves