Describe four ways drugs can modify the effects of neurotransmitters
What will be an ideal response
Drugs can modify neurotransmitter effects by: 1 ) stimulating or inhibiting their synthesis, 2 ) enhancing or blocking their release, 3 ) activating or blocking their receptor, and 4 ) stimulating or inhibiting their removal.
You might also like to view...
Tom tries a new diet that involves no food intake. Instead of eating, he takes plenty of multivitamin pills. This is OK because vitamins are a significant source of energy.
Answer the following statement true (T) or false (F)
Atrial contraction accounts for most of the ventricular filling.
a. true b. false
The role of cAMP when it acts as an intracellular mediator in cells is to
A. bind to and activate protein kinase. B. activate genes in the nucleus to produce mRNA. C. directly activate structural enzymes in the cytoplasm of the target cell. D. catalyze a cascade reaction that ultimately activates genes on the DNA. E. control levels of calcium in the cell.
A skydiver's parachute fails to deploy. After some struggle, his reserve chute deploys in time to save his life. However, his landing is harder than normal and he feels his knee slightly hyperextend
He shakes it off and goes about his normal routine. Later that day he begins experiencing knee pain. Two days later he notices that his knee "pops" when he crouches and soon discovers he has dislocated his femur on the knee. What muscle was likely injured initially? A) Quadriceps femoris B) Popliteus C) Sartorius D) Soleus E) Tensor fasciae latae