Quantal analysis shows that a single action potential at the neuromuscular junction causes an EPSP of 40 mV or more as against only a few tenths of a millivolt at many CNS synapses. What accounts for this difference? Choose the correct option
A) A larger number of synaptic vesicles releasing neurotransmitter at the neuromuscular junction compared with CNS synapses
B) A larger number of transmitter molecules within the synaptic vesicles of a motor neuron compared with CNS synapses
C) Larger receptors at the neuromuscular junction compared with CNS synapses
D) A larger synaptic cleft at neuromuscular junction compared with CNS synapses
Ans: A
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Write the medical term for which each abbreviation stands.
1. mg 2. po 3. Sig 4. tid 5. disp
Which of the following clients would be considered to be exhibiting manifestations of "prediabetes"?
A) A middle-aged overweight adult with a fasting plasma glucose level of 122 with follow-up OGTT of 189 mg/dL. B) A school-aged child who had a blood glucose level of 115 following lunch. C) A retired female registered nurse with a fasting plasma glucose level of 92 mg/dL. D) An elderly client who got "light-headed" when he skipped his lunch. Blood glucose level was 60 mg/dL at this time.
Excessive formation and growth of normal cells is:
A) hypercalcemia. B) hyperkalemia. C) hyperplasia. D) hyperhidrosis.
?How is the fight-or-flight response related to the big bear (or anything else that is dangerous)?
What will be an ideal response?