Diazepam is a drug that stimulates the activity of GABA receptors in the brain. If a person was having an epileptic seizure, how would diazepam affect the seizure?
Q5. Diazepam is a drug that stimulates the activity of GABA receptors in the brain. If a person was having an epileptic seizure, how would diazepam affect the seizure?
Q6. During a surgical procedure, an anesthesiologist administers to the patient an inhaled anesthetic agent that opens Cl- channels in the postsynaptic membranes of neurons of the brain. Explain why this would put the patient “to sleep” for the duration of the surgical procedure.
Q7. Jack places his foot on a piece of broken glass. He immediately lifts his leg away from the glass without losing his balance. What reflex response has occurred? How does he manage to maintain his balance?
Q8. Which cranial nerves would be affected by a drug that stimulates the parasympathetic nervous system? Predict potential adverse effects that one might experience.
Q9. Mr. Putuu has been diagnosed with Horner syndrome, which is caused by dysfunction of the sympathetic neurons in the superior cervical ganglion that innervate structures of the head, face, and neck. What symptoms is Mr. Chevalier likely to face due to his disease? Explain.
Q10. The juxtamedullary nephrons of animals adapted to survive with minimal water consumption, such as desert rats, have relatively much longer loops of Henle than humans have. Of what benefit would these longer loops be?
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