NEW
Font size
Worksheetsbone development
Total questions: 10
Worksheet time: 20mins
A doctor oberves a teenager who noticed that one of his legs is about two inches longer than the other. He also sees that the patient had broken one of his legs when he was 8 years old, but the patient's notes don't indicate which leg. What conclusion is the doctor likely to come to?
The patient broke the shorter leg on the diaphysis.
The patient broke the shorter leg on the epiphyseal plate.
The patient broke the longer leg on the epiphyseal plate.
The patient broke the longer leg in the diaphysis.
Which of the following is true relating cartilage to the skeletal system?
Cartilage is not found in joints and vertebral discs
Cartilage is an intermediate that is stiffer than muscle, but softer than bone
There are two types of cartilage
Cartilage has the ability to regenerate
The diaphysis is able to grow in length because of thin layers of cartilage cells located in which of the following regions?
Haversian canal
Epiphyseal plate
Periosteum
Marrow
What type of bone cell is responsible for resorbing bone tissue?
Lacunae
Osteocytes
Osteoclasts
Osteoblasts
How do bones maintain a functional weight as they grow?
Osteocytes create new Haversian systems to limit the bone weight
Osteocytes form long fibers around the medullary cavity
Osteoclasts lining the medullary cavity remove interior layers of matrix
Osteoblasts secrete acidic compounds, which dissolve some of the adjoining matrix
Where are osteocytes located?
Beneath the periosteum
Throughout the hydroxyapatite matrix
The lacunae of Haversian systems
the lining of the medullary cavity
An adolescent girl is suffering from reduced longitudinal bone growth in her humerus. Which of the following bone regions should be examined closely in order to determine the cause of the growth deficiency?
The periosteum
The diaphysis
The epiphyseal plate
Articular cartilage
In childbirth, the child’s skull is flexible due to fontanelles, or soft regions that are composed of connective tissue. Through what process does the connective tissue of the infant’s skull become bone?
Intramembranous ossification
Bony secretion
Endochondral ossification
Compact bone resorption
what causes rickets
vitamin D deficiency
vitamin c deficiency
calcium deficiency
phosphate deficiency
you a examine a 3o year old man who had fracture of the tibia one month ago and find out there is pus oozing from the fracture site. what could be the cause
osteoporosis
osteomyelitis
osteomalacia
osteogenesis
