The Heart+blood

Question 0

Double circulation

Answer 0

Pulmonary —> to lungs

Systematic —> to the body

Question 1

Transport system

Answer 1

Blood vessels,heart, blood

Question 2

Blood vessels

Answer 2

Arteries, veins, capillaries

Question 3

Valves

Answer 3

Control the flow of blood in the heart

Question 4

Blood

Answer 4

Red blood cells, white blood cells, platelets, plasma

Question 5

Blood clotting

Answer 5

Prevents blood loss, protects against entry of pathogens

Question 6

Vaccination

Answer 6

Immune systems stimulated
Memory cells made
Future exposure to that pathogen is easily destroyed

Question 7

Arteries

Answer 7

Oxygenated blood, away from heart

Question 8

*pulmonary arterie

Answer 8

Deoxygenated blood, to lungs

Question 9

Veins

Answer 9

Deoxygenated blood, back to the heart

Question 10

Pulmonary vein

Answer 10

Oxygenated blood, from lungs to left atrium

Question 11

Difference between veins and arteries

Answer 11

Veins have valves

Question 12

Atria

Answer 12

Blood enters

Contracts forcing blood into ventricles

Question 13

Ventricles

Answer 13

Ventricles contract
Blood to lungs from right
Blood around the body from left

Question 14

Systole

Answer 14

Blood forced out of the arteries

Question 15

Diastole

Answer 15

The heart filling with blood

Question 16

The heart

Answer 16

Aorta
Pulmonary artery
Vena cava
pulmonary vein
Heart wall

Question 17

Aorta

Answer 17

Oxygenated blood around the body

Question 18

Pulmonary vein

Answer 18

Brings oxygenated blood from the lungs

Question 19

Heart wall

Answer 19

Thicker on left, to pump blood around the body

Question 20

Blood components

Answer 20

Plasma
Red blood cells
White blood cells
Platelets
Diffusion
Blood clotting

Question 21

Plasma

Answer 21

Transports dissolved food molecules, carbon dioxide, urea, blood cells.
Mainly water

Question 22

Red blood cells

Answer 22

Haemoglobin, transports oxygen due to bi concave

Question 23

White blood cells

Answer 23

Defend the body against microbes

phagocytes and memory lymphocytes

Question 24

Phagocytes

Answer 24

Engulf pathogens

Question 25

Memory lymphocytes

Answer 25

Give us immunity

Question 26

Platelets

Answer 26

Help clot the blood

Question 27

Diffusion

Answer 27

Allows substances to move between blood and cells

Question 28

Blood clotting steps

Answer 28

``` Injury Platelets arrive Calcium ions present Thrombin formed which acts as fibrinogen Turns it to fibrin ```

Question 29

Lymphocytes

Answer 29

Make antibodies to stick to pathogens (easier to swallow)

Question 30

Antibodies

Answer 30

Act as labels, pathogen now more recognisable Bacterial cells burst open Neutralises toxins produced by the bacteria

Question 31

Vaccination

Answer 31

A weakened/dead version of the pathogen

Question 32

Blood leaving the glomerulus

Answer 32

Low in glucose/water/amino acids/urea/ions