Maxillary Second Premolar

Question 1

Initial calcification date of Maxillary second premolar

Answer 1

2-2.5 years

Question 2

Crown completion of maxillary permanant second premolar?

Answer 2

6-7 years

Question 3

Eruption of maxillary second premolar

Answer 3

10-12 years

Question 4

Root completion of maxillary second premolar

Answer 4

12-14 years

Question 5

Answer 5

Mesial surface maxillary permanant second premolar

• Bicuspid! buccal cusp slightly larger than lingual
• Mesial slope of buccal cusp shorter than distal
• Cusps sit directly above root
• Single root, flattened mesio-distally
• may be one or two root canals and two pulp horns
• root has more prominent groove on distal side

Question 6

Answer 6

Mesial surface Maxillary permanant second premolar

• Bicuspid! buccal cusp slightly larger than lingual
• Mesial slope of buccal cusp shorter than distal
• Cusps sit directly above root
• Single root, flattened mesio-distally
• may be one or two root canals and two pulp horns
• root has more prominent groove on distal side

Question 7

Answer 7

Distal surface Maxillary permanant second premolar

• Bicuspid! buccal cusp slightly larger than lingual
• Mesial slope of buccal cusp shorter than distal
• Cusps sit directly above root
• Single root, flattened mesio-distally
• may be one or two root canals and two pulp horns
• root has more prominent groove on distal side

Question 8

Answer 8

Lingual surface of maxillary second premolar

• Bicuspid! buccal cusp slightly larger than lingual
• Mesial slope of buccal cusp shorter than distal
• Cusps sit directly above root
• Single root, flattened mesio-distally
• may be one or two root canals and two pulp horns
• root has more prominent groove on distal side