Skeletal System Virtual Field Trip Answer Key
Please review the information below to check your answers.
- The major bones of the skull include the parietal, frontal, occipital, temporal, sphenoid, and ethmoid bones.
- The large hole in the occipital bone is called the foramen magnum.
- Another name for the ear canal is the acoustic meatus (external and internal).
- The optic foramen on the sphenoid bone allows the optic nerve to pass from the eye to the brain.
- The suture between the two parietal bones is the sagittal suture.
- The large upper jaw bone is called the maxilla.
- The lower jaw is called the mandible.
- Your cheekbone is called the zygomatic bone.
The Axial Skeleton
- The major bones of the axial skeleton include: sternum, ribs, clavicle, cervical vertebrae, thoracic vertebrae, lumbar vertebrae, sacrum, coccyx.
The Appendicular Skeleton
- The major bones of the appendicular skeleton include: scapula, clavicle, humerus, radius, ulna, carpals, metacarpals, phalanges, ilium, ischium, pubis, femur, tibia, fibula, patella, calcaneus, talus, tarsals, metatarsals, phalanges.
Functions of the Skeletal System
- The skeletal system is made up of all of the bones in the body and the joints that connect them.
- The major functions of the skeletal system are: protects internal organs, provides a framework for posture and movement, stores necessary minerals, produces blood cells
- A simple bump on the head or chest could injure internal organs.
- Bones are stronger than steel (by weight).