Which of the following are not tributaries of the inferior vena cava?
A) The vertebral veins
B) The lumbar veins
C) The hepatic veins
D) The internal and external iliac veins
E) The inferior phrenic veins
A
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Which cytokine released by macrophages acts on the hypothalamus to raise the body temperature during fever?
a) Interleukin-1 b) Interleukin-2 c) Interleukin-4 d) Gamma interferon e) Perforin
Matching
A) D B) A C) B D) C 25) Mainly produces glucocorticoids. 26) Produces epinephrine. 27) Produces aldosterone. 28) Excess hormone levels from this region result in Cushing's syndrome. 29) Hormones mimic sympathetic nervous system neurotransmitters. 30) Mainly produces small amounts of gonadocorticoids.
You receive a call to a residence for a 60-year-old man who is bleeding from his dialysis shunt. When you arrive, the patient's wife, who has been properly trained on the use of the dialysis machine, tells you that she panicked and called EMS. The dialysis cannula has loosened from the needle, which is still in the shunt. Your initial action should be to:
A) immediately clamp off the cannula and apply direct pressure. B) attempt to tighten the connection between the needle and cannula. C) remove the dialysis needle from the shunt and apply direct pressure. D) apply direct pressure over the shunt and carefully remove the needle.
The correct name for Lou Gehrig's disease is
A. myasthenia gravis. B. amyotrophic lateral sclerosis. C. muscular dystrophy. D. fibromyalgia.