The iris of the eye contains
A. skeletal muscle.
B. multiunit smooth muscle.
C. single-unit smooth muscle.
D. cardiac muscle.
B
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Which of the following is the most typical cause of ankle sprain?
A. forced inversion of the ankle during landing while the foot is plantar flexed B. forced eversion of the ankle during landing while the foot is dorsiflexed C. both A and B D. none of the above
The surgical procedure that cuts a dog's vocal cords to soften barking is known as ________________________________________
Fill in the blank(s) with correct word
Which diagnostic test uses an instrument to visualize the urinary bladder, lower urinary tract, and prostate?
A. Computed tomography B. Urinalysis C. Cystoscopy D. Intravenous pyelography
Which of the following events occurs last?
A. IP3 stimulates Ca2+ release from the endoplasmic reticulum.
B. Ca2+ binds with calmodulin.
C. IP3 (inositol triphosphate) is produced.
D. Epinephrine combines with membrane-bound receptor on smooth muscle cell.
E. Calmodulin binds to the enzyme that phosphorylates myosin and cross-bridges form.