Urine is prevented from flowing back into the ureters from the bladder by ________________

A. compression of the ureteral openings
B. the external urethral sphincter
C. the internal urethral sphincter
D. the ureteral sphincters
E. ureteral valves


A

Anatomy & Physiology

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Infancy:

a. begins at birth b. ends at about 18 months c. includes the neonatal period d. all of the above

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Atrial systole lasts throughout ventricular systole

Indicate whether the statement is true or false

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Common pulmonary function abnormalities in individuals with moderate restrictive lung disease include:

A. normal FEV1, normal expiratory flow rates, normal RV/TLC ratio B. increased FEV1, increased expiratory flow rates, increased RV/TLC ratio C. decreased FEV1, decreased expiratory flow rates, increased RV/TLC ratio D. decreased FEV1, decreased expiratory flow rates, decreased RV/TLC ratio E. decreased FEV1, normal expiratory flow rates, increased RV/TLC ratio

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Another name for the skin is the _________ membrane

A.   serous B.   parietal C.   mucous D.   cutaneous E.   visceral

Anatomy & Physiology