What is the urogenital system?
What will be an ideal response?
A collective term for the urinary system and the reproductive system.
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Delivering single shocks in succession to stimulate the frog heart ______
A) resulted in wave summation B) did not increase the height of the ventricular systole wave C) resulted in fused tetanus D) increased the height of the ventricular systole wave
Erythropoietin is a hormone
A) released by the liver to stimulate red blood cell production. B) released by the liver to stimulate white blood cell production. C) released by the kidneys to stimulate red blood cell production. D) released by the kidneys to stimulate red and white blood cell production. E) released by the bone marrow to stimulate red blood cell production.
In the glycerinated muscle, these substances are necessary for maximal contraction to occur
A) ATP, K+, and Mg2+ B) K+ and Mg2+ C) ATP and Ca2+ D) ATP only
The direct motor pathway originates in the
A. reticular formation of the brainstem. B. motor cortex of the cerebral cortex. C. vestibular nuclei of the brainstem. D. superior colliculus of the midbrain.