The photoreceptors in the retina that detect light are ________
A) rods and cones B) ganglion cells
C) horizontal and amacrine cells D) bipolar cells
Answer: A
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Which of the following is not a component of the portal triad found at the edges of a liver lobule?
A) hepatic artery B) bile duct C) central vein D) hepatic portal vein
Which muscle(s) contract(s) during forced expiration?
A. Sternocleidomastoid B. Pectoralis minor C. Diaphragm D. External intercostals E. Rectus abdominis
At the arterial end of a capillary bed, fluid will tend to move __________; at the venous end, fluid will tend to move __________.
into the vessel, out of the vessel into the vessel, into the vessel out of the vessel, out of the vessel out of the vessel, into the vessel none of the choices are correct
An electromyogram measures ________
A) electrical activity of motor neuron B) electrical activity of muscle C) tension produced in a muscle