Myasthenia Gravis is a disease characterized by the production of antibodies against nicotinic acetylcholine receptors resulting in a decrease of functioning receptors at motor end plates. What would you expect to find as a result of this process?
A. Increased frequency of motor neuron firing
B. Chorea
C. Hyperactivity of skeletal muscles
D. Clonus
Answer: A
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If the ovaries were removed from an otherwise healthy 20-year-old female, which of the following would you expect to see?
A) cessation of menstruation B) increased blood levels of LH C) increased blood levels of GnRH D) increased blood levels of FSH E) All of these observations
Semen is a combination of ________
A) seminal fluid and sperm B) fluid from the prostate and sperm C) fluid from the prostate and seminal glands D) fluid from the seminal glands and bulbo-urethral glands
An enzyme secreted by the gastric mucosa of a newborn that assists in the digestion of milk proteins is
A) pepsin. B) trypsin. C) gastrin. D) rennin. E) cholecystokinin.
People who produce a lot of melanin have a skin tone that is ________
A) green B) brown C) blue D) pink E) orange