White Blood Cells

Question 1

What are the two types of defence mechanisms of the human body

Answer 1

Non specific
Specific

Question 2

non specific
Responce is i……. and s… for all pathogens.

Answer 2

Immediate
Same

Question 3

Specific
Response is s…… but is more sp…….. to each pathogen

Answer 3

Slower
Specific

Question 4

What are two examples of non specific defence mechanisms
Ph…….. Ba…..
Phag………

Answer 4

Physical barrier
Phagocytosis

Question 5

What are two examples of specific defence mechanisms
C… Med…… response (.. Lymphocytes)
Horm…… response (.. lymphocytes)

Answer 5

Cell mediated T lymphocytes
Hormonal B lymphocytes

Question 6

What are the two main types of white blood cells
Neut……….
Lym……..

Answer 6

Neutrophils
Lymphocytes

Question 7

Neutrophils: Help protect your body from infections by killing b……., f….. and f…… debris.

Answer 7

Bacteria
Fungi
Foreign

Question 8

Lymphocytes: Consist of .. cells, natural killer cells and .. cells to protect against v…. infections and produce p……. to help you fight infection (antibodies).

Answer 8

T
B
Viral
Proteins

Question 9

How do lymphocytes recognise ‘self cells’
Stage 1
1. Pa…… invades body cells/ they are taken in by phag…….

Stage 2
2. invaded cell/ phag…… prevents anti…. on its surface (ADCS’s)

Stage 3
3. T helped (Th) binds to a…….. via a spe…… cell re……

Stage 4
4. This activates the Th cell to rapidly d….. by mi…… and form cl….. of each this specific Th cell= clonal selection

Stage 5
5. Become m…….. cells- rapid response
Stimulate phago…… to en….. pathogens for phago…….
Stimulate .. cells to divide and secrete an……..
Activate cytoxin T cells (te)

Answer 9

1. Pathogen. Phagocytes
2. Phagocyte Antigens
3. Antigen Specific Receptor
4. Divides Mitosis Clones
   5.memory phagocytes engulf phagocytosis B cells antibodies

Question 10

What are the main types of lymphocytes

Answer 10

T and B lymphocytes