Acetylcholine exerts its effect by
A. binding to receptors at the motor end plate.
B. activating acetylcholinesterase.
C. allowing calcium to enter the cell.
D. stimulating the motor neuron's synaptic knob.
Answer: A
You might also like to view...
As seen on axial CT images, what portions of the liver are separated by the ligamentum venosum?
A. right lobe from the left B. caudate lobe from the quadrate lobe C. caudate lobe from the left D. quadrate lobe from the left
What determines the class of lever?
a. Overall function of the muscle b. Positions of fulcrum, lever, weight and force c. Position of the muscle and its associated synergistic muscles
Which term describes removal of the uterus?
A. Dysmenorrhea B. Oophorectomy C. Hysterectomy D. Mastectomy
Which of the following substances is absorbed by the stomach?
a. glucose. b. caffeine. c. aspirin. d. amino acids. e. fatty acids.