Axial Skeleton
How many bones are in the axial skeleton?
What is 80.
How many bones are in the appendicular skeleton?
What is 126.
What does bone marrow do?
What is produces red blood cells.
True or false: the cranial sutures of an infant's head are closed?
What is the false.
What does the skeletal system do?
What is keeps the body upright.
How many ribs are in the human body? How many are true, how many are false?
What is 12 pairs of ribs. Ribs 1-7 are true ribs, ribs 8-12 are false ribs (do not articulate directly or at all).
Spongy bones are found where?
What is at the ends of long bones.
Yellow bone marrow stores what?
What is fat storage in the medullary cavity.
Which bone has no direct articulation to another bone?
What is the hyoid.
How many bones are present in an adult body?
What is 206.
The axial skeleton forms what axis?
What is the longitudinal axis.
Compact bones are reinforced with what?
What is tough collagen fibers.
What is ossification?
What is the formation of bone from cartilage.
List the cranial bones.
What is frontal, parietal, temporal, and occipital.
Apart from movement, what other purpose does the skeletal system have.
What is protects the organs.
Besides bone, what is included in the axial skeleton?
What is joints, cartilage, and ligaments.
The pectoral girdle includes what?
What is the collar bone and shoulder blades.
At what age is the skeleton fully ossified (excluding the growth plates)?
What is 2 years old.
The malleus, incus, and stapes bones are located where?
What is the middle ear.
The purpose of the mandible and maxilla bones is?
What is to protect the teeth.
Label the differentiating characteristic of the lumbar vertebrae in comparison to other vertebrae.
What is they are much larger to support the weight of the upper body.
The ilium. ischium, and pubis make up the pelvic girdle. They are considered what kind of bones?
What is innominate bones.
What are synovial joints?
What is bones separated by cavities filled with synovial fluid, they allow most movement (balls and sockets).
How many bones are in the skull? Divide them by cranial, facial, and ear.
What is 22 bones: 8 cranial, 14 facial, 6 ear
What is the cause of Rickets?
What is lack of vitamin D, calcium, or phosphorus.