Growth of bones in paeds

Question 1

What age do the primary centers of ossification of carpal bones form?

Answer 1

1 Capitate - 2nd  mo -1 yr
2 Hamate - 3rd mo -1 yr
Triquetral - 3rd year
Lunate - 4th year
Scaphoid – 5th year
Trapezium - 6th year
Trapezoid-  7-8th year
Pisiform 9-12th year

Question 2

What is appositional growth?

Answer 2

Addition of bone layers horizontally

Question 3

What is the Order of ossification centres of the elbow?

Answer 3

C apitellum - 1
R adial head - 3
 I nternal epicondyle - 5
T rochlea - 7
O lecranon - 9
L ateral epicondyle - 11