What pigment found in skin originates from outside the body?
a. jaundice
b. hemoglobin
c. carotene
d. melanin
Answer: c. carotene
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Would SSRIs be useful therapies for schizophrenia?
A. No, because they increase the availability of enkephalin. B. No, because they increase the availability of serotonin. C. Yes, because they increase the availability of acetylcholine. D. Yes, because they increase the availability of dopamine. E. No, because they increase the availability of norepinephrine.
Small areas of the myocardium contracting chaotically is called
A. bradycardia. B. tachycardia. C. flutter. D. fibrillation.
Hemoglobin binds to and has a much higher affinity for carbon monoxide (CO) than for oxygen. CO is colorless and odorless and can be produced in homes heated by natural gas; victims usually do not realize they are being poisoned and often die in their sleep. Describe the likely changes in a CO poisoning victim.
What will be an ideal response?
The antagonist to the triceps brachii is the ________.
A. anconeus B. teres minor C. biceps brachii D. supinator E. deltoid