How many extrinsic eye muscles are responsible for moving each eye?
a) 10
b) 12
c) 6
d) 4
e) 20
c
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Which of the following processes occurs during the contraction of skeletal muscle?
A. Calcium ions are taken up by the terminal cisternae. B. The myofilaments become shorter. C. Calcium ions dissociate from troponin. D. Myofibrils slide over each other. E. Z discs move closer together.
During the fetal period, there is an opening between the right and left atrium called the __________ __________.
Fill in the blank(s) with the appropriate word(s).
Describe the changes in appearance of the transitional epithelium lining the urinary bladder as stretching occurs
A) The cells become more cuboidal. B) The cells become flatter. C) The cells become more columnar. D) The cells become pseudostratified. E) The cells become more spherical.
Which type of leukocyte will produce antibodies?
A. B lymphocytes B. Monocytes C. Basophils D. T lymphocytes