Which class of lever has the fulcrum in the center with resistance and the force being on opposite ends?
A. First-class lever
B. Second-class lever
C. Third-class lever
Ans: A. First-class lever
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The arrangement of circular and longitudinal muscle fibers in the muscularis of the ureter is opposite to that found in the GI tract, where the circular layer is the inner layer.
Answer the following statement true (T) or false (F)
Which brain region has been affected in a stroke victim who is unable to speak?
A) primary auditory cortex B) auditory association area C) Wernicke's area D) prefrontal cortex E) Broca's area
Which of the following does not occur during the micturition reflex in a baby?
a. the motor neuron supplying the external sphincter is stimulated. b. the parasympathetic nerve supply to the bladder is stimulated. c. the internal urethral sphincter mechanically opens due to changes in the shape of the bladder. d. the external urethral sphincter is relaxed. e. the bladder contracts.
A student concentrates on moving decimal points in the correct direction while completing her Pharmacology homework. Which system of measurement is she using?
A) British Imperial B) National C) English D) Metric