The ________ nerves carry sympathetic fibers that cause an increased heart rate and force of contraction.
Fill in the blank(s) with the appropriate word(s).
cardiac
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Treatment with antibiotic drugs is sometimes followed by a deficiency of vitamin
A. K. B. D. C. A. D. C.
Match the following concerning concentration differences across the plasma membrane.A. Concentration of K+B. Concentration of Na+ and Cl?C. Negatively charged proteinsD. Sodium-potassium pumpE. Plasma membrane is more permeable to this ion because of leak ion channelsK+
Fill in the blank(s) with the appropriate word(s).
Which of the following are associated with the retina?
A. Pupil and cornea B. Rods and cones C. Suspensory ligaments D. Lens and cones E. Ciliary muscles and iris
Which statement comparing the autonomic and somatic nervous systems is not true?
A. The somatic motor division is strictly voluntary, and the autonomic division is completely involuntary. B. 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. C. Both the somatic motor division and the ANS are categorized as part of the peripheral nervous system. D. Both the autonomic and somatic divisions carry motor fibers. E. The somatic motor division requires one neuron to reach an effector in contrast to the ANS, which requires two neurons to cause an effect.