Ch 7 bones cranial and some facial

What is a part of the skeleton system?

• bone

• cartilage

• joints

• ligaments

What is a part of the axial skeleton?

• vertebral column

• pelvic girdle

• thoracic cage

• skull

Answer explanation

pelvic girdle consist of sacrum and hip bones.

sacrum is part of axial skeleton.

hip bones are part of appendicular skleton.

how many bones in axial skeleton?

• 50

• 80

• 70

• 75

What are the functions for the Axial skeleton?

• form lateral axis of body

• support head, neck, and trunk

• form longitudinal axis of body

• protect brain, spinal cord, and thoracic organs

What makes up the skull?

• 8 cranial bones

• 14 cranial bones

• 8 facial bones

• 14 facial bones

What are the functions for cranial bones?

• facial expressions

• provide openings for eating

• enclose the brain

• provide sites of attachment for head and neck muscles

What skull bone is not locked together?

• maxilla

• mandible

• vomer

• zygomatic bone

Skull bones are losked together with a joint called a _____.

• epicondyle

• trabeculae

• suture

• fracture

What portions of the skull does the cranial vault consist of?

• superior

• inferior

• lateral

• posterior

Answer explanation

Inferior is Cranial Base

The cranial base consists of the _____, _____, and _____ fossaes.

• anterior

• middle

• superior

• posterior