The axial skeleton forms the vertical, central axis of the body and includes all bones of the head, neck, chest, and back (Figure 7.2). It serves to protect the brain, spinal cord, heart, and lungs.

What are the 5 parts of axial skeleton?

The axial skeleton forms the central axis of the human body and includes the bones of the skull, the ossicles of the middle ear, the hyoid bone of the throat, the vertebral column, and the thoracic cage (ribcage).

What are the parts of axial?

• Cranial Bones.
• Facial Bones.
• Auditory Ossicles.
• Vertebral Column.

What are the 6 parts of the axial skeleton?

In the human skeleton, it consists of 80 bones and is composed of six parts; the skull (22 bones), also the ossicles of the middle ear, the hyoid bone, the rib cage, sternum and the vertebral column. The axial skeleton together with the appendicular skeleton form the complete skeleton.

What are the 4 parts of the axial?

• Skull. Cranium and facial bones.
• Hyoid bones. In next between lower jaw and larynx.
• Vertebral column. Vertebrae and intervertebral discs; sacrum and coccyx.
• Thoracic cage. 12 pairs of ribs and sternum.

What is the major function of the axial skeleton quizlet?

What are the functions of the axial skeleton? Support and protect organs, attach to muscles of head neck and trunk, stabilize parts of the perpendicular skeleton.

What is the function of the axial and appendicular skeleton?

Together, all the bones of the appendicular skeleton are responsible for making movement of our bodies possible. While the axial skeleton protects and supports the internal organs and the body as a whole, both work together to allow us to operate and function normally.

Which of the following bones is part of the axial skeleton quizlet?

The axial skeleton consist of: the skull, hyoid bones, vertebral column, ribs, and sternum.

What are the 9 bones in the axial skeleton?

• Sphenoid bone. (greater wing)
• Lacrimal bone. Lacrimal fossa.
• Nasal bone. Zygomatic bone.
• Maxilla. Alveolar processes.
• Mandible. Mental foramen.
• Parietal bone. Lambdoid.
• bone. Occipitomastoid.
• (a) Condylar.

How many bones are in the axial skeleton?

The 80 bones of the axial skeleton form the vertical axis of the body. They include the bones of the head, vertebral column, ribs and breastbone or sternum. The appendicular skeleton consists of 126 bones and includes the free appendages and their attachments to the axial skeleton.

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What are the bones of the axial and appendicular skeleton?

Axial and Appendicular Skeletons The axial skeleton forms the central axis of the body and consists of the skull, vertebral column, and thoracic cage. The appendicular skeleton consists of the pectoral and pelvic girdles, the limb bones, and the bones of the hands and feet.

Which skeletal structure is not part of the axial skeleton?

The E) pelvic girdle is not part of the axial skeleton. This is part of the lower limbs, according to common practice.

What is the function of the appendicular skeleton?

The appendicular skeleton supports the attachment and functions of the upper and lower limbs of the human body.

What is axial skeleton?

The axial skeleton consists of the braincase (cranium) and the backbone and ribs, and it serves primarily to protect the central nervous system. The limbs and their girdles constitute the appendicular skeleton.

What are the 4 parts of the appendicular skeleton?

The appendicular skeleton includes the bones of the shoulder girdle, the upper limbs, the pelvic girdle, and the lower limbs.

Is scapula part of axial skeleton?

The axial skeleton includes the skull and all the cranial bones, the spine, the ribs and the hyoid bone. … The pelvis, femur, fibula, tibia and all of the foot bones as well as the scapula, clavicle, humerus, radius, ulna and all of the hand bones are classified as appendicular.

What are the three divisions of the axial skeleton?

Axial and Appendicular Skeleton The axial skeleton supports the head, neck, back, and chest and thus forms the vertical axis of the body. It consists of the skull, vertebral column (including the sacrum and coccyx), and the thoracic cage, formed by the ribs and sternum.

What are the three main parts of the axial skeleton quizlet?

Can be divided into three parts: the skull, vertebral column, & the thorax. Composed of the cranium & the facial bones. You just studied 132 terms!

Which of these bones is part of the axial skeleton?

The axial skeleton forms the central axis of the body and includes the bones of the skull, ossicles of the middle ear, hyoid bone of the throat, vertebral column, and the thoracic cage (ribcage) (Figure 1).

What are 8 cranial bones?

• Frontal bone. This is the flat bone that makes up your forehead. …
• Parietal bones. This a pair of flat bones located on either side of your head, behind the frontal bone.
• Temporal bones. …
• Occipital bone. …
• Sphenoid bone. …
• Ethmoid bone.

How many bones are in the axial skeleton quizlet?

The Skull is formed by 8 Cranial bones and 14 Facial Bones. You just studied 12 terms! The term axial describes the main axis of the body, which includes the head, neck and trunk. The axial skeleton is structured from 80 bones segregated into three regions: Skull, Vertebral Column, Bony Thorax.

What is the difference between the axial and appendicular skeletons?

The bones of the human skeleton are divided into two groups. The appendicular skeleton includes all the bones that form the upper and lower limbs, and the shoulder and pelvic girdles. The axial skeleton includes all the bones along the body’s long axis.

What is the difference between the axial and appendicular skeleton quizlet?

What is the difference between the axial and appendicular skeleton? … The axial skeleton makes up our central axis and consists of the following bones: skull, vertebrae, ribs and sternum. The appendicular skeleton consists of the limbs and girdles.

What are the 11 parts of the appendicular skeleton?

• Upper Limb.
• Shoulder girdle: Clavicle. Scapula. Arm. Humerus. Forearm. Radius. Ulna. Wrist or carpal bones. Scaphoid. Lunate. Triquetrum. Pisiform. Trapezium. …
• Lower Limb.
• Pelvic girdle (hip or coxal bone) Ilium. Ischium. Pubis. Thigh. Femur. Leg. Tibia. Fibula. Tarsal bones. Talas. Calcaneus. Cuboid.