The largest and most complex synovial joint is the
A) elbow joint. B) shoulder joint.
C) knee joint. D) hip joint.
C
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Filtration and reabsorption are processes that involve water (a solvent) but not solutes
Indicate whether this statement is true or false.
Which statement comparing the autonomic and somatic nervous systems is not true?
A. Both the autonomic and somatic divisions carry motor fibers. B. The somatic motor division is strictly voluntary and the autonomic division is completely involuntary. C. The primary effectors of the ANS are viscera of the abdominal and thoracic cavities in contrast to the somatic motor division, which targets skeletal muscles. D. The somatic motor division requires one neuron to reach an effector in contrast to the ANS, which requires two neurons to cause an effect. E. Both the somatic motor division and the ANS are categorized as part of the peripheral nervous system.
Label B represents which structure(s)?
A) nose
B) nasal cavity
C) pharynx
D) sinuses
E) larynx
At an intercalated disc,
A) the cell membranes of two cardiac muscle fibers are completely separated by a synapse. B) the myofibrils are loosely attached to the membrane of the disc. C) t-tubules unite the membranes of the adjoining cells. D) two cardiac muscle cells are connected by gap junctions. E) All of the answers are correct.