B3 Fighting Disease Quick Recap!

B3 Fighting Disease Quick Recap!

These short slides will recap key points from last lesson.

Keywords:

Pathogen

phagocytosis

antibody

antigen

White blood cell

Multiple Select

Which of the following is a physical barrier?

(Physical barrier = stops pathogens getting into our blood)

• Tears

• Stomach acid (HCl)

• mucus and cilia cells

• Skin

Multiple Select

Which of the following is a chemical barrier?

(Chemical barrier = reacts with or digests the pathogen)

• Tears

• Stomach acid (HCl)

• mucus and cilia cells

• Skin

Open Ended

What keyword means when a white blood cell engulfs (digests) a pathogen?

Hint: ph....................

Multiple Choice

What is the unqiue 'fingerprint' on every one of our cells called?

• Antibodies

• Antigens

• Aunti Mabel

• Antibiotics

Open Ended

What do you think a vaccine is?