Match the vessel with the appropriate description.A. Supplies blood to the frontal lobes of the brainB. A circle of arteries at the base of the brainC. Supplies large portions of the lateral cerebral cortexD. Supplies the posterior portion of the cerebrumE. Formed by the bifurcation of the abdominal aortaPosterior cerebral artery
Fill in the blank(s) with the appropriate word(s).
Answer: D
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Steroid hormones
A. are very soluble in water. B. are soluble in lipids. C. must interact with membrane receptors because they are never membrane permeable. D. include epinephrine and norepinephrine.
Glucose-6-phosphate
a) Can be used to make ribose-5-phosphate b) Can be dephosphorylated to glucose c) Can be used to synthesize glycogen d) Can be converted to pyruvic acid e) All of these choices
Each of the following changes will result in increased blood flow to a tissue except one. Identify the exception.
A) increased blood volume B) decreased vessel diameter C) increased blood pressure D) relaxation of precapillary sphincters E) decreased peripheral resistance
Thyroid hormone is a derivative of the amino acid ____________________
Fill in the blank(s) with correct word