Endoskeleton includes internal skeletal elements located underneath the skin. Among vertebrates, it comprises either of cartilage or bones. These are living tissues capable of growing throughout life. The basic pattern of the endoskeleton framework is the same in all vertebrates, yet some variations are found due to adaptation for varying habitat and habits. Endoskeleton is differentiated as an Axial skeleton and an Appendicular skeleton. Axial skeleton support head, trunk, and tail. The appendicular skeleton includes the skeleton of fins in fishes, limbs, pectoral and pelvic girdles in tetrapods. So, take this quiz on the endoskeleton and increase your knowledge about it.
1. Appendicular skeleton comprised of .....
A. Skull, ribs, sternum
B. Fore limbs, hind limbs
C. Girdles , limbs
D. Girdles , ribs
2. Which one is the part of jaw suspension in dogfish?
A. Frontal region
B. Mandibular arch
C. Orbital region
D. Temporal region
3. Total number of vertebrae in scoliodon is ......
A. 70
B. 39
C. 110
D. 130
4. The core of the lower jaw in the frog is formed by...
A. Dentary
B. Meckel's cartilage
C. Angulosplenial
D. Mento-meckilian
5. The zygomatic bone is a part of ....
A. Face bone
B. Fore limb
C. Larynx
D. Sternum
6. The smallest vertebral column is of ....
A. Cow
B. Rat
C. Frog
D. Cat
7. Which of the following is the vestigial bone in the human skeleton?
A. Lumbar
B. Wisdom tooth
C. Sacral
D. Coccygeal
8. How many bones are in the hind limbs of the rabbit?
A. 21
B. 24
C. 18
D. 30
9. What is the other name of the collar bone?
A. Scapula
B. Clavicle
C. Suprascapula
D. Pterygoid
10. Which of the following id the strongest bone in mammals?
A. Tibia
B. Fibula
C. Humerus
D. Ulna
11. Name the only bone in the body which is not connected to any other bone.
A. Mandible
B. Zygomatic
C. Hyoid
D. Frontal
12. Carpals are the bones of .....
A. Ankle
B. Wrist
C. Knee
D. Shank
Drop your comment here...
