There are instances
that when we are exposed to virus or bacteria, the antigen A in our body try to
fight but still we get sick, take some medication and we are then healed. Then,
another exposure to a new virus or bacteria, the antigen B reacts weakly for
our immune system do not recognized the foreign pathogen that invade the body
resulting to slight sore throat after visiting your sister at school.
Answer:
Ball and socket
Explanation:
The leg goes in this order:
Pelvis
Ball and socket
Femur
Knee joint
Tibia
Foot
1.) A
2.) C
3.) C
4.) A
5.) B
6.) A
Hope this helps!
If you are alone and didn't see the person collapse, perform five cycles of compressions and breaths on the person — this should take about two minutes — before calling 911 or your local emergency number and getting the AED, if one is available.