Which eye muscles are involved in focusing the eye for vision?
A) oculomotor muscles
B) extrinsic eye muscles
C) extraocular eye muscles
D) intrinsic eye muscles
D
Explanation:
A) The oculomotor muscles move the eyeballs.
B) The extrinsic eye muscles move the eyeball.
C) The extraocular eye muscles move the eyeballs.
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Which of the following is not a factor that increases risk of developing atherosclerosis?
A) Low blood pressure B) A diet high in unsaturated fats C) Tobacco smoking D) Lack of physical exercise
_____ is a state of high metabolic activity in which the cell does most of its growing.
A. Prophase B. Metaphase C. Anaphase D. Telophase E. Interphase
The joint between the left and right parietal bones is called the ________
A) coronal suture B) cranial joint C) sagittal suture D) lambdoid suture E) parietal joint
Which statement is incorrect about cross bridges?
a. They are globular myosin heads that protrude from the thick filaments. b. They bend during muscle contraction. c. They attach and detach from actin during muscle contraction. d. They are not found in the I band. e. They bind with troponin during contraction.