Skeletal System Flashcards
What is the function of a chondrocyte?
a) They produce and maintain the cartilaginous matrix
b) To break down bone
c) To help with bone formation
a)
The epiphyseal plate can be described as which of the following?
a) A hyaline cartilage plate in the metaphysis at each end of a long bone
b) A fibrocartilage plate in the metaphysis at each end of a long bone
c) A hyaline cartilage plate in the metaphysis at each end of a short bone
a)
Canaliculus in compact bone can be described as which of the following?
a) Closely associated with the periosteum
b) Form concentric circles around a canal
c) They radiate throughout the lamella and interconnect the lacuna of the osteons with one another and the central canal
c)
Which of the following is composed of: outer fibrous layer and inner cellular layer (osteoprogenitor cells)?
a) Periosteum
b) Endosteum
a)
A fissure on a bone can be described as which of the following?
a) An opening through which blood vessels and nerves pass
b) Large round proturbances
c) Narrow slit between adjacent part of bones
c)
Which of the following cells dissolve the calcified cartilage when bones are growing longer?
a) Macrophages
b) Osteoblasts
c) Osteoclasts
d) Chondrocytes
c)
Which of the following is part of the viscerocranium?
a) Ethmoid bone
b) Vormer bone
c) Temporal bone
d) Parietal bone
e) Frontal bone
b)
A spinal injury between T5 and T8 results in which of the following?
a) Paralysis of legs and lower trunk
b) Paralysis of legs, arms, trunk and wrists
c) Paralysis of muscles used for breathing
a)
Which of the following does not have a spinous process?
a) T2
b) L4
c) C7
d) C1
e) C2
d)
Which of the following is true?
a) You have 2 primary curvatures (thoracic, sacral) and 2 secondary curvatures (cervical, lumbar) of the vertebral column
b) You have 1 primary curvatures (sacral) and 3 secondary curvatures (thoracic, cervical, lumbar) of the vertebral column
c) You have 2 primary curvatures (thoracic, cervical) and 2 secondary curvatures (sacral, lumbar) of the vertebral column
a)
The carpal bones are located in which of the following locations in the body?
a) The neck
b) The ankle
c) The wrist
c)
Which of the following is true?
a) The humerus is the most lateral bone of the forearm
b) The ulna is the most lateral bone of the forearm
c) The radius is the most lateral bone of the forearm
c)
