Rheumatoid arthritis (RA)
What will be an ideal response?
Chronic, inflammatory, autoimmune disease of unknown cause, immune system attacks own cells. Usually arise between ages 40 and 50, but may occur at any age. Affects 3x as many women as men.
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Depolarization of a membrane is achieved through what process?
a. sodium exiting the membrane via sodium channels b. potassium exiting the membrane via potassium channels c. the influx of sodium via the opening of sodium channels d. the work of the sodium-potassium pump
Lipids stored in the body are an example of potential energy
Indicate whether the statement is true or false
Which of the following would be correctly described as a juxtacrine signaling?
A) a signal that requires physical contact between cell B) a signal that acts on the cell that produces it C) a signal that diffuses over long distances from the producing cell D) a signal that diffuses over short distances from the producing cell E) a hormonal signal
A 39-year-old man presents with severe abdominal cramping accompanied by nausea, vomiting, and bloody diarrhea. During your assessment, the patient tells you that in an attempt to kill himself, he intentionally ingested some castor beans because he heard they were poisonous. The patient's blood pressure is 96/58 mm Hg, heart rate is 112 beats/min, and respirations are 24 breaths/min. Which of the following statements regarding this scenario is correct?
A) You should quickly don a mask and gown because this patient's condition is highly communicable. B) Castor beans commonly cause the symptoms your patient is experiencing but rarely result in death. C) Your patient has ingested the key ingredient for ricin and is at high risk for vascular collapse and death. D) This patient has exposed himself to botulinum toxin and will soon experience diaphragmatic paralysis.