The __________ of the kidney is segregated into triangular regions with a striped appearance.
a) cortex
b) nephron
c) medulla
d) renal pelvis
Answer: c) medulla
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Ovarian cancer is the deadliest of the reproductive cancers because it
A) is the most aggressive. B) is usually not diagnosed early. C) does not respond to any chemotherapy medications. D) affects the elderly population. E) is the most resistant to radiation therapy.
The abbreviation PLR represents:
A) persistent lateral radiculitits B) prominent left reflex C) post lameness reflex D) pupillary light reflex
Most of the energy contained within food will be lost as heat
Indicate whether the statement is true or false
You are a physician. A patient comes in complaining about lethargy for the past few weeks. Through an ECG you discover that her SA node shows signs of damage. What do you tell the patient?
a. You explain that the SA node is the pacemaker. She needs cardiac surgery ASAP to repair her SA node before it gets worse or she risks having her heart stop b. Her AV node is taking over the job of pacemaker so she has a slower heart rate and therefore less cardiac output and less energy than she should c. She would benefit from an artificial pacemaker that could deliver a higher rate of rhythmic depolarizing current to the SA or AV node d. probably b and c