Activity
Mechanisms of antibody action
![](https://media.pearsoncmg.com/bc/bc_0media_ap/ala/mechanisms-of-antibody-action/usolver/preview.html#/file/"../files/5b07ec4891f1055047653bdf.usolver")
1391
views
1
rank
21. The Immune System
Classes of Antibodies
Problem 23
Textbook Question
Give one example of each type of immunity: innate immunity, naturally acquired active immunity, artificially acquired active immunity, artificially acquired passive immunity, and naturally acquired passive immunity.
Verified step by step guidance1
Understand that immunity can be classified into different types based on how the immune protection is acquired: innate vs. adaptive, and active vs. passive.
For innate immunity, identify an example of the body's natural, non-specific defense mechanisms present from birth, such as physical barriers or certain cells that attack pathogens immediately.
For naturally acquired active immunity, think about immunity developed after exposure to a live pathogen, where the body actively produces its own antibodies and memory cells, like recovering from chickenpox.
For artificially acquired active immunity, consider immunity gained through deliberate exposure to a weakened or dead pathogen, such as receiving a vaccine that stimulates the immune system to produce antibodies.
For artificially acquired passive immunity, find an example where antibodies are introduced into the body from an external source, like receiving an injection of antibodies (immunoglobulins) after exposure to a toxin or virus.
For naturally acquired passive immunity, look for immunity passed from mother to child, such as antibodies transferred through breast milk or across the placenta during pregnancy.
Verified video answer for a similar problem:This video solution was recommended by our tutors as helpful for the problem above
Key Concepts
Here are the essential concepts you must grasp in order to answer the question correctly.
Innate Immunity
Innate immunity is the body's first line of defense against pathogens, present from birth. It includes physical barriers like skin, chemical barriers like stomach acid, and immune cells that respond quickly but non-specifically to invaders.
Recommended video:
2:30
Innate Immunity
Active Immunity
Active immunity occurs when the body produces its own antibodies in response to exposure to an antigen. It can be naturally acquired through infection or artificially acquired through vaccination, providing long-lasting protection.
Recommended video:
02:37Active Transport
Passive Immunity
Passive immunity involves receiving antibodies from another source rather than producing them. It can be naturally acquired, such as antibodies passed from mother to baby through breast milk, or artificially acquired through antibody-containing injections, offering temporary protection.
Recommended video:
05:05Passive vs. Active Transport
Related Videos
Related Practice