Voluntary urination involves
A) relaxing the abdominal and expiratory muscles.
B) decreasing abdominal pressure.
C) contracting the external sphincter.
D) relaxing the external sphincter and compressing the urinary bladder.
E) None of the answers are correct.
D) relaxing the external sphincter and compressing the urinary bladder.
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Small molecules, such as water and many ions, cross the membrane without assistance from the cell. This movement is called ________ and requires NO energy expenditure by the cell
A) passive transport B) active transport C) facilitated diffusion D) None of the listed responses is correct.
The first embryonic kidney to appear is the ________.
Fill in the blank(s) with the appropriate word(s).
Which situation do you predict to prompt the release of more erythropoietin into the blood: anemia or polycythemia? Explain
What will be an ideal response?
What is the origin of the frontalis muscle?
A. Medial eye orbit B. Skin of the forehead C. Epicranial aponeurosis D. Temporal bone