ANATOMY

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GENERAL ANATOMY

IMMUNE SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A 3 month old baby contracts a virus called whooping cough (pertussis) after receiving the first of a sequence of 3 necessary DPT vaccines designed to prevent 3 diseases (diphtheria, pertussis, and tetanus). The vaccines are given at 2, 4, and 6 months of age to allow the body to develop specific immunity against these diseases. After the infant recovered from the disease, the doctor informed the parents that from now on the infant would only need the DT (diphtheria, tetanus) part of the vaccine. Why does the infant only need the DT vaccine?
A
The infant had the first of a series of vaccines which caused the disease
B
The infant had the pertussis disease and has already produced antibodies against the disease.
C
The infant had the first of a series of vaccines which protected him from getting the disease.
D
The infant had the pertussis disease and will get diphtheria in the future.
Explanation: 

Detailed explanation-1: -Babies need 3 shots of DTaP to build up high levels of protection against diphtheria, tetanus, and whooping cough. Then, young children need 2 booster shots to maintain that protection through early childhood.

Detailed explanation-2: -Only one injection is needed to prevent whooping cough. 19. The whooping cough vaccine provides protection for life.

Detailed explanation-3: -Give one dose at each of these ages: 2 months, 4 months, 6 months, 15 through 18 months, and 4 through 6 years.

Detailed explanation-4: -DTaP vaccine can prevent diphtheria, tetanus, and pertussis. Diphtheria and pertussis spread from person to person. Tetanus enters the body through cuts or wounds. DIPHTHERIA (D) can lead to difficulty breathing, heart failure, paralysis, or death.

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