The ovary receives blood from which artery/arteries?
A. Ovarian
B. Uterine
C. Ovarian and uterine
D. Broad
E. Ovarian and broad
C. Ovarian and uterine
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Medicines that overstimulate respiratory centers in the brain lead to
A. respiratory acidosis. B. respiratory alkalosis. C. metabolic acidosis. D. metabolic alkalosis.
The visible part of the hair is called the:
a. hair follicle b. hair shaft c. hair papilla d. none of the above
While dining out in a restaurant a man suddenly chokes on a piece of meat. The waitress is also a student nurse and comes to the man's aid. She asks him if he can talk. The man responds by shaking his head no and grabbing at his neck. What is the significance of the man's inability to talk?
What will be an ideal response?
The aortic valve opens
a. when ventricular pressure exceeds aortic pressure b. just before ventricular systole begins c. just after the isovolumetric relaxation phase d. in response to the repolarization of contractile cells in the left ventricle e. just before atrial diastole begins