A&P-Quiz 8 *Skeleton

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Based on their shape, the bones of the Cranium can be classified as what type of bone?

flat bones

articular cartilage is

hyaline cartilage

The zygomatic bone is an example is an example a(n) ___________________.

irregular bone

The osteocytes in compact bone are arranged within cylinder-shaped units called ____________.

osteons

Red bone marrow functions in the formation of ____________.

red blood cells, white blood cells, and platelets.

The axial skeleton includes

skull, hyoid bone, thoracic cage, and vertebral column.

Exercise ___________ and _____________ bones.

thickens; strengthens

What describes a female's pelvis compared to a male's pelvis?

A cavity that is wider in all dimenions, with lighter bones.

What vitamin is necessary for proper absorption of clacium in the small intestines?

Vitamin D

The calcaneous bone of the foot is an example of

a short bone

At what age are nearly all bones completely ossified?

25 years

Which of the following bone shape is stated with the wrong example? A)Flat bone-thigh bone B)irregular bone- vertebrae C)Long bone- forearm bones D)short bone-wrist and ankle bones

A) Flat bone-thigh bone

A bone lengthens

As a result of increased activity within the epiphyseal plate

Which of the following does NOT describe the functions of the skeletal system? A)It protects organs, especially in the head and thorax B)It generates the movements of the limbs C)it stores inorganic salts D)it interacts with muscles, providing movement

B)It generates the movements of the limbs

Which of the following is(are) an example of an intramembranous bone?

Broad, flat skull bones

Which of the following are not components of the pelvic girdle? A)Hip bones B)Coxal bones C)Femur D)Sacrum

C) Femur

Which of the following is NOT associated with spongy bone? A)Trabeculae B)canaliculi C)Osteons D)Osteocytes

C) Osteons

The Femur

Is the longest bone in the body

What happens when the epiphyseal plate is ossified?

Lengthening of the bone is no longer possible

What cell found in bone functions to deposit bony matrix, resulting in the growth of bone tissue?

Osteoblast

Compact bone has ___________, and spongy bone has _____________.

Osteons; Trabeculae

What is an organ that is protected by bones of the axial skeleton?

The Heart

The presence of an epiphyseal plate indicates that ______________.

The bone is lengthening

Osteoblasts are ________________, whereas Osteocytes are _____________________.

bone-forming cells; mature bone cells

Osteoclasts

cells that break down bone matrix


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