A 24-year-old African-American man comes to the emergency room 3 hr after the onset of severe back and chest pain. These problems started while he was skiing. He lives in Los Angeles and had a previous episode of these symptoms 5 years ago while visiting Wyoming. He is in obvious pain. Laboratory studies show the following:

Hemoglobin                                        11 gm/dl

Leukocyte count                                 22,000/μl3

Reticulocyte count                              25%

What is the diagnosis of this patient?

TLS Online TPP Program

#Question id: 31177

#Unit 7. System Physiology – Animal

Which of the following ion uptake into the presynaptic terminal causes release of the neurotransmitter?

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#Question id: 31411

#Unit 7. System Physiology – Animal

Which phase of the nerve action potential is responsible for propagation of the action potential to neighboring sites?

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#Question id: 11445

#Unit 7. System Physiology – Animal

When the mammalian brain compares the actual temperature of the body to the preferred temperature of the body, which general component is being used?

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#Question id: 11446

#Unit 7. System Physiology – Animal

A physiologist is studying the homeostatic control of blood pH. What type of receptor might be responsible for detecting changes in blood pH?

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#Question id: 11447

#Unit 7. System Physiology – Animal

The correct sequence of sensory processing is ________.

TLS Online TPP Program

#Question id: 11448

#Unit 7. System Physiology – Animal

Artificial electrical stimulation of a human's capsaicin-sensitive neurons would likely produce the sensation of ________.