Which of the following is important in emotional states?
A) glutamate
B) gamma aminobutyric acid
C) serotonin
D) noradrenalin
E) glycine
Answer: C
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At the normal resting membrane potential of a typical neuron, its sodium-potassium exchange pump transports
A) 1 intracellular sodium ion for 2 extracellular potassium ions. B) 2 intracellular sodium ions for 1 extracellular potassium ion. C) 3 intracellular sodium ions for 1 extracellular potassium ion. D) 3 intracellular sodium ions for 2 extracellular potassium ions. E) 3 extracellular sodium ions for 2 intracellular potassium ions.
All of the following are factors that influence synovial joint stability EXCEPT?
A) structure and shape of the articulating bone B) strength and tension of joint ligaments C) arrangement and tension of the muscles D) number of bones in the joint
The overgrown canine tooth of boar is the __________
Fill in the blank(s) with correct word
Most cells in the human body are between 1 ?m and 100 ?m in diameter.
Answer the following statement true (T) or false (F)