Down Syndrome is caused by which additional chromosome?
20
21
22
19
The Correct Answer is B
A. 20. Trisomy 20 is not associated with Down syndrome.
B. 21. Down syndrome results from an extra copy of chromosome 21, called Trisomy 21.
C. 22. Trisomy 22 leads to other syndromes but not Down syndrome.
D. 19. Trisomy 19 is incompatible with life and does not cause Down syndrome.
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Correct Answer is ["A","D"]
Explanation
A. Clear the area of hard objects: This prevents injury to the child during the seizure.
B. Place a tongue depressor in the child's mouth: This is contraindicated as it can cause injury to the oral cavity or obstruct the airway.
C. Place the child in prone position: This position is unsafe during a seizure and could compromise the airway. The lateral position is recommended to reduce aspiration risk.
D. Loosen restrictive clothing: Loosening clothing promotes easier breathing and comfort during the seizure.
Correct Answer is D
Explanation
A. Pneumococcal conjugate vaccine (PCV): This vaccine is generally completed before the age of 5, so it is not typically administered at this stage.
B. Hepatitis B (HBV): The HBV series is usually completed during infancy and early childhood, so it is not needed at 5 years if the child is up to date.
C. Haemophilus influenzae type B (Hib): Hib is typically completed by 18 months of age and is not required for pre-kindergarten.
D. Measles, mumps, and rubella (MMR): A second dose of MMR is typically required at 4-6 years, aligning with pre-kindergarten vaccination schedules.