What effect would an acetylcholinesterase inhibitor have on an acetylcholine synapse? Describe how you think it would influence muscle function
What effect do serotonin reuptake inhibitors have on serotonin synapses? Describe how you think they influence mood.
What will be an ideal response?
Ach E inhibitors cause more Ach to be in the synapse. One application for this is treating myasthenia gravis, where the drugs inhibit Ach breakdown and facilitate muscle stimulation by nerve. SSRIs also cause more neurotransmitter to remain in the synapse longer, and are known to elevate mood.
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At the ________ stage during erythropoiesis the cell has lost all organelles except some ribosomes, but it continues to produce hemoglobin.
Fill in the blank(s) with the appropriate word(s).
Most commonly, which cerebral hemisphere is responsible for controlling speech?
A. Left B. Right
Define regulatory hormone
A) A regulatory hormone is a hormone secreted by the hypothalamus that controls endocrine cells in the anterior lobe of the pituitary gland. B) A regulatory hormone is a hormone secreted by the hypothalamus that controls endocrine tissues throughout the body. C) A regulatory hormone is a hormone secreted by the anterior lobe of the pituitary gland that controls endocrine tissues throughout the body. D) A regulatory hormone is a hormone secreted by the anterior lobe of the pituitary gland that controls endocrine tissues in the hypothalamus. E) A regulatory hormone is a hormone secreted by the posterior lobe of the pituitary gland that controls endocrine tissues in the anterior lobe of the pituitary gland.
Match the eye structure with the appropriate description.A. Blood vessels enter and the optic nerve exits hereB. A small yellow spot near the center of the posterior retinaC. The portion of the retina with the greatest visual acuityD. A jelly-like substance in the posterior cavity of the eyeE. The fluid that fills the anterior cavity of the eyeMacula
Fill in the blank(s) with the appropriate word(s).