A&P-Quiz 8 *Skeleton
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