Anatomy Ch.7 Test
It is possible to determine if a child's long bone is growing by examining an X-ray film of the
epiphyseal plate
A suture is an example of a
fibrous joint
The membranous soft spots of a newborn's skull are called ____________
fontanelles
____________ is the process of blood cell formation
hematopoiesis
Which of the following four groups of bones found in the boy, based on shape and with an example of each is correct? a. long bones-wrist and ankle bones b. short bones-arm and leg bones c. flat bones-facial bones d. irregular bones-bones of the backbone
irregular bones-bones of the backbone
A meniscus is a part of the
knee joint
In which of the followng is rotational movement possible? a. ball-and-socket joint b. condyloid joint c. hinge joint d. all the above
ball-and-socket joint
Which of the following allows the most possible movements? a. condyloid joints b. hinge joints c. ball-and-socket joint d. pivot joint
ball-and-socket joint
Joints serve to
bind skeletal parts together; allow bone growth to occur; enable body parts to move
The cells responsible for removing excess bone tissue after the fracture repair process are
osteoclasts
An epiphyseal plate functions to
provide for growth in the length of bone by cartilage cells reproducing
Red bone marrow functions in the formation of
red and white blood cells and platelets
The bones of the wrists an ankles are classified as
short bones
The xiphoid process is part of the ____________
sternum
The skull bones are tightly joined along lines called
sutures
The bones of the ankle together form the ____________
tarsals
The presence of an epiphyseal disk indicates that
the bone length is increasing
Compact bone is characterized by ____________, where as spongy bone is characterized by____________
tightly packed tissue that is solid, strong and resistant to bending
Ribs that join the sternum directly by costal cartilages are called
true ribs
The bodies of adjacent vertebrae are separated by ____________ that act as shock absorbers
vertebral discs
Cartilagenous joints are connected by
Hyaline cartilage or fibrocartilage
Osteoclasts are large cells that cause the breakdown of osseous tissue
True
Synovial fluid moistens and lubricates the cartilaginous surfaces within a joint
True
The basic structure of the knee joint permits flexion and extension
True
The hip joint is ball-and-socket joint
True
At what age are all bones normally ossified
25 years
Which of the following is a function of the skeletal system? a. the formation of blood cells that are responsible for the transport of oxygen b. the storage of inorganic salts the protection of organs, especially in the head an thorax
All the above
The appendicular skeleton consists of the parts the support and protect the head, neck and trunk
False
The tarsal bones form the wrist
False
Yellow marrow functions in the formation of blood cells
False
The tough, fibrous tissue that encloses a long bone is called the ____________
Periosteum
Red bone marrow functions to ____________, whereas yellow bone marrow functions to____________
Produce red blood cells and certain white blood cells; store fat tissues
Osteoclasts are bone-resorbing cells, whereas osteoblasts are bone-forming cells
True
Osteoblast are ____________, whereas osteocytes are ____________
bone-forming cells; mature bone cells
The bones of the wrist together form the ____________
carpals
The atlas is one of the
cervical vertebrae
