10 most difficult bones riddlesBones quiz
Which mammal has more than seven cervical vertebrae (neck bones)?
Almost all mammals have seven neck bones, including giraffes with long necks and whales with short necks. The few exceptions include manatees and two-toed sloths, which each have only six cervical vertebrae, and three-toed sloths with nine cervical vertebrae
Which reptile subgroup is considered extinct?
None of the above are extinct
Synapsids were the largest terrestrial vertebrates in the Permian period, 299 to 251 million years ago, although some of the larger pareiasaurs at the end of Permian could match them in size.
Are there pneumatic bones in the human body?
Yes, it is pelvis
Yes, they are in skull
Yes, thery are in feet
Pneumatic bones are very light, as they contain hollow cells filled with mucous membrane and air. In the human body, pneumatic bones are found only in the skull (the frontal bone, maxilla and mandible, ethmoid bone, temporal bone)
What is the other human cervical vertebrae called?
empty / incomplete
The cervical spine is made up of 7 vertebrae. The first 2, C1 and C2, are highly specialized and are given unique names: atlas and axis, respectively. By the atlanto-axial joint, it forms the pivot upon which the first cervical vertebra (the atlas), which carries the head, rotates.
The slender snipe eel has more vertebrae in its backbone than any other animal. How much?
The slender snipe eel (Nemichthys scolopaceus) is a fish that can weigh only a few ounces, yet reach 5 feet or 1.5 m in length. Features include a bird-like beak with curving tips, covered with tiny hooked teeth, which they use to sweep through the water to catch shrimp and other crustaceans. It has more vertebrae in its backbone than any other animal, around 750.
Where is the sphenoid bone located?
in the skull
in the spine
in the metacarpus
in the pelvis
The sphenoid bone is an unpaired bone of the neurocranium. It is situated in the middle of the skull towards the front, in front of the temporal bone and the basilar part of the occipital bone. Its shape somewhat resembles that of a butterfly or bat with its wings extended.