A patient is complaining of pain and the doctor suspects appendicitis. In which quadrant is the pain located?
A. RUQ
B. RLQ
C. LUQ
D. LLQ
Answer: B
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Which of the following describes epithelia tissue that is flat and scale like?
a. Squamous. b. Cuboidal. c. Columnar. d. Transitional.
To raise the mandible during chewing you would need to contract what two muscles?
A. Temporalis and buccinators B. Buccinators and platysma C. Masseter and temporalis D. Masseter and buccinators
Which of the following statements regarding contraction of a skeletal muscle fiber is TRUE?
A. Thick filaments shorten when muscle cells contract. B. Some contractions occur without cross-bridge activation. C. Contracting muscle fibers do not always shorten. D. Contraction does not always require the occurrence of an action potential. E. Contraction only occurs following summation of action potentials from many motor neurons.
During a dangerous situation, the sympathetic nervous system causes widespread vasoconstriction, raising systemic blood pressure. This is an example of the myogenic response
Indicate whether this statement is true or false.