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TLS Online TPP Program

#Question id: 11128

Inhibition of pain signals by tactile stimulation of a skin surface involves which of the following selections?

#7. System Physiology – Animal
  1. Type A alpha fibers in peripheral nerves
  2. Type A beta fibers in peripheral nerves
  3. Type A delta fibers in peripheral nerves
  4. Type C fibers in peripheral nerves
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TLS Online TPP Program

#Question id: 2072

#2. Cellular Organization

Which of the following structures would decrease the electrochemical gradient across a membrane?
TLS Online TPP Program

#Question id: 11960

#7. System Physiology – Animal

Mechanical digestion, the process of breaking down large chunks of food into smaller pieces, is important because smaller pieces of food ________.
TLS Online TPP Program

#Question id: 12102

#10. Ecological Principles

Use the following diagram of Joseph Connell's study of barnacle distribution in Scotland to answer the following two questions


Which of the following is the most logical conclusion about the distribution of the two species of barnacle, Chthamalus and Balanus?
TLS Online TPP Program

#Question id: 19885

#13. Methods in Biology

The plasmid used by Cohen and Boyer fr their transformation experiment was
TLS Online TPP Program

#Question id: 11942

#7. System Physiology – Animal

A patient’s urine is collected for 2 hr, and the total volume is 600 ml during this time. Her urine osmolarity is 150 mOsm/L, and her plasma osmolarity is 300 mOsm/L. What is her “free water clearance”?