Animal Tissues, Organs And Organ Syste,

Question 1

What do a goup of cells make up

Answer 1

Tissue

Question 2

What do a group of tissues make up

Answer 2

Organ

Question 3

What does a group of organs make up

Answer 3

Organ system

Question 4

What is a tissue

Answer 4

A group of similar cells that work together to carry out a function

Question 5

What is an organ

Answer 5

A group of different tissues that work together to perform a certain function

Question 6

What is an organ system

Answer 6

A group of organs working together to perform a function

Question 7

Give a specific example of a type of tissue and give its function

Answer 7

Epithelial

-covers inside the human gut

Question 8

Give an example of a tissue that makes up an organ

Answer 8

The stomach is an organ and epithelial tissue lines the inside of the stomach

Question 9

Give an example of a system that makes up organs

Answer 9

The digestive system is an organ system found in humans and other mammals

Question 10

What does a organ system work together to make

Answer 10

Entire organisms

Question 11

What is the function of tissues in the digestive system

Answer 11

Tissues form organs which form the digestuve system

Question 12

What is the function of organs in the digestuve systme

Answer 12

Each organ in the digestuve system carries out a function that enable to body to cosume food

Question 13

What do digestuve enzymes break down

Answer 13

Big molecules

Question 14

Give 3 examples of big moleculesn

Answer 14

Starch, protiens and fats

Question 15

Why do digestive enzymes break down big molecules

Answer 15

This is because they are too big to pass through the walls so they are broken down into smaller things like sugar

Question 16

Pathway of blood through the heart

Answer 16

• deoxygenated blood from vena cava enter the right atrium
• flows to right vntricle
• carried through pulmonary artery to lungs where it becomes oxygentated
• the oxygenated blood returns to the heart through pulmonary vein
• enter left atrium then left ventricle and through the aorta to body

Question 17

How are red blood cells adapted for their function

Answer 17

• large surface area for absorbing oxygen
• no nucleas to carry more oxygen
• contain red pigment called haemoglobin

Question 18

How are white blood cells adapted for their function

Answer 18

• change shape to to gobble unwelcome microorganisms
• production of antibodies
• have a nucleas

Question 19

How are platelets adapted for their function

Answer 19

• no nucleas

- very small

Question 20

Name 4 risk factors that can cause a non communicable disease directly

Answer 20

• smoking can cause cardiovascular disease
• obesity can cause type two diabetes
• drinking two much alcohol can cause liver disease
• exposure to certain subastances or radiation

Question 21

Some factors that can’t cause cardiovasular disease directly

Answer 21

-lack of exercsie and high fat diet cause high blood pressure which then lead to cardiovascular disease

Question 22

How is CHD(Coronary Heart Disease ) caused

Answer 22

A build up of fatty deposits on the walls of the arteries around the heart

Question 23

How can cardiovascular disease be treated?

Answer 23

• Stents

- Statins

Question 24

Two advantages of using statins for cardiovascular disease

Answer 24

• reduces amount of bad cholestreol which reduces the amount of strokes, heart attacks and coronary heart disease
• increase the amount of good cholestreol and removal of bad

Question 25

Two disadvantages of using statins for cardiovascular disease

Answer 25

• it takes a long time for them to acctually start havubg an effects
• can create headaches or some serious effects like liver failure or memory loss

Question 26

What do stents do for the body

Answer 26

-Keep the arteries open for blood to flow through and a noral pace and not get clogged up

Question 27

Two advantages of using stents for cardiovascular disease

Answer 27

• lowering risk of heart attack in people

- effective for long term and the recovery

Question 28

Two dis advantages of using stents for cardiovascular disease

Answer 28

• risk of heart attack during the surgey of putting the stents in
• risk of blood clot during the surgery (thrombosis)