
Total number of incisor teeth in rabbit is
A) 8
B) 6
C) 10
D) 4
Answer
508.2k+ views
Hint: The rabbit has two incisor teeth at the lower jaw which is less than the upper jaw. The number of upper jaw incisor teeth is multiplied by two with the number of lower jaw incisor teeth present.
Complete Answer:
The rabbit is a herbivorous species that depends on cellulose food. It doesn't have canines in its jaw. For the incisors, canine, premolar and molars of each jaw, the dental formula is . There are a total of 16 teeth in the upper jaw and 12 in the lower jaw. The average number of teeth is 28.
Now, let us find the solution from the options-
In the upper jaw, the number of incisors is 4 and the number of incisors in the lower jaw is 2. Thus, 6 will be the total number of incisors.
Thus, the correct answer is option (B) 6.
Note: Rabbit have different types of teeth so they are said as heterodont. In comparison to teeth of the same type, called homodont, heterodont teeth are actually teeth of different kinds. Rabbits have cheek and incisor teeth. Both premolars and molars comprise the cheek teeth. Rabbits have no canine teeth at all. Aradicular hypsodont teeth are considered the incisors and cheek teeth of rabbits. Often this is referred to as an eloquent dentition.
Complete Answer:
The rabbit is a herbivorous species that depends on cellulose food. It doesn't have canines in its jaw. For the incisors, canine, premolar and molars of each jaw, the dental formula is
Now, let us find the solution from the options-
In the upper jaw, the number of incisors is 4 and the number of incisors in the lower jaw is 2. Thus, 6 will be the total number of incisors.
Thus, the correct answer is option (B) 6.
Note: Rabbit have different types of teeth so they are said as heterodont. In comparison to teeth of the same type, called homodont, heterodont teeth are actually teeth of different kinds. Rabbits have cheek and incisor teeth. Both premolars and molars comprise the cheek teeth. Rabbits have no canine teeth at all. Aradicular hypsodont teeth are considered the incisors and cheek teeth of rabbits. Often this is referred to as an eloquent dentition.
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