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6 Cards in this Set

  • Front
  • Back
The component of bone tissue that gives bone tensile strength is the

a. elastic fibers
b. calcified ground substance
c. interconnecting canaliculi
d. periosteal connective tissue
e. collagenous fibrils of matrix
e. collagenous fibrils of matrix
The cerebellar cortex is characterized histologically by which of the following types of cells?

a. Basket
b. Purkinje
c. Pyramidal
d. Martinotti
e. Horizontal
b. Purkinje
If the spinal tract of the fifth cranial nerve were sectioned at the level of the caudal medulla, which of the following modalities would be MOST affected?

a. taste
b. propriception
c. pain from the ipsilateral side of the face
d. light touch from the contralateral side of the face
e. none of the above
c. pain from the ipsilateral side of the face
Skeletal muscle enlarges with prolonged activity as a consequence of

a. differentiation of myoblasts
b. mitotic division of muscle fibers
c. an increase in endomysial connective tissue
d. an increase in sarcoplasm and in the number of myofibrils of existing muscle fibers
e. none of the above
d. an increase in sarcoplasm and in the number of myofibrils of existing muscle fibers
The thick myofilaments observed in transmission electron microscopic preparations of skeletal muscle are

a. composed mainly of actin
b. present only in the A band
c. present in both A and I band
d. traversed or crossed by the Z band
e. composed mainly of collagenous fibrils
b. present only in the A band
2. An osteocyte is a


A. bone building cell.


B. bone destroying cell.


C. bone cell surrounded by matrix.


D. bone marrow cell.
A. bone building cell.