Skeletal System (TEST)
Identify the letter of the choice that best completes the statement or answers the question.
1. Which of the next is NOT a step in the formation of endochondral bone?
Osteoblasts deposit osseous tissue in place of disintegrating cartilage.
Periosteum forms from connective tissue on the outside of the developing bone.
Hyaline cartilage changes to adipose tissue.
Hyaline cartilage develops into the shape of the future bone.
2. The "soft spots" on an infant's skull are called:
3. A bone, like the femur or humerus, is classified as a(n):
4. The clavicle and the scapula make up the:
5. The wrist bones are collectively called:
6. The bone at the back of the skull is called the ____ bone.
7. The spinal cord enters the skull at what opening?
8. Articular cartilage is found:
at the ends of bones
surrounding long bones
the growth plate
9. The shaft of the bone is called the:
10. All the next are functions of the skeletal system EXCEPT
blood cell production
11 The largest of the tarsal bones, the heel, is called the:
deposit calcium into bone.
destroy bone matrix.
are a type of white blood cell.
A and C are correct.
13. Fat is stored in
red bone marrow.
yellow bone marrow.
14. All of the following are facial bones EXCEPT
15. Which of the following is a cranial bone?
16. The bone that does not articulate with any other bone is
the vomer bone.
the zygomatic bone.
the hyoid bone.
the ethmoid bone.
17. All of the following are bones of the thorax EXCEPT
18. The pelvic girdle consists of the
humerus and radius.
ulna and radius.
clavicle and scapula.
19. The bone of the upper arm is the
20. How many bones are there in the human body?
Circle the term that does not belong with the other three and write what unites the rest three.
1. tibia ulna fibula femur
2. sternum rib cage pelvis vertebral column
3. mandible frontal bone temporal bone occipital bone
4. ischium scapula ilium pubis
5. humerus ulna radius phalanges
6. suture red marrow spongy bone yellow marrow
7. cervical lumbar thoracic sternum
8. maxilla zygomatic mandible occipital
9. patella tibia radius humerus
10. scapula calcaneus sternum ilium
Indicate whether the sentence or statement is true or false.
____1.One of the functions of bones is to surround vital organs to protect them.
____2.Bones store most of the calcium supply of the body.
____3.The epiphysis is the long shaft of bones.
____4.Red marrow is mainly fat cells.
____5.The periosteum is necessary for bone growth, repair, and nutrition.
____6.The appendicular skeleton forms the main trunk of the body.
____7.The cranium is made of 14 bones.
____8.The maxilla is the lower jawbone.
____9.Foramina are openings in a bone that allow nerves and blood vessels to enter or leave the bone.
____10.The last two pairs of ribs are called floating ribs because they have no attachment to the thoracic vertebrae.
____11.The clavicles provide for the attachment of the upper arm bones.
____12.Hemopoiesis, or hematopoiesis, is the production of blood cells.
____13.There are 28 phalanges in the human body.
Label the following diagram of the skeleton with the correct names for each of the bones.
What are the 2 divisions of the skeleton?
Two basic types of bone tissue?
5 bone classifications?
The femur and humerus are ___ bones?The carpals and tarsals are ___ bones?The skull, ribs, and sternum are ___ bones?The vertebrae and hips are ___ bones?Process by which cartilage is replaced by bone
Mature bone cells
Single bone of the upper arm
Two bones of the forearm
How many carpals are there?
How many metacarpals are there?
How many phalanges (fingers) are there?
3 parts of axial skeleton
2 sets of bones that make up the skull
The hyoid bone serves as a movable base for the _____.
How many bones in the vertebral column?
How many cervical vertebrae?
How many thoracic vertebrae?
How many lumbar vertebrae?
How many sacral vertebrae?
How many coccyx vertebrae?
The C1 vertebrae is the _____ and the C2 vertebrae is the _____.