Answer the following statements true (T) or false (F)
1. The synaptic knob is on the postsynaptic neuron.
2. The synaptic knob contains and releases neurotransmitters.
3. Neurotransmitter receptors are located on the presynaptic neuron.
4. Neurotransmitter activity is terminated when it is transported back into the synaptic knob.
5. Acetylcholine is an example of a catecholamine.
1. FALSE
2. TRUE
3. FALSE
4. TRUE
5. FALSE
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Caroline goes to the doctor complaining of ear pain and fever. The doctor notices that the ear infection is not limited to the middle and inner ear but has traveled posteriorly. Explain where the infection has likely traveled, how it was able to move beyond the inner ear, and what additional symptoms she may exhibit with the infection
Why is sodium actively reabsorbed in the nephron?
A) to make urine less concentrated B) to increase passive reabsorption of water C) to decrease blood pressure D) to decrease osmolarity inside the nephron
The second phase of aerobic respiration is the citric acid cycle
Indicate whether the statement is true or false
As viscosity of the blood increases,
A. the pressure required to force it to flow increases. B. the pressure required to force it to flow decreases. C. the fluid becomes thinner. D. the hematocrit decreases. E. the flow does not change.