The cell that accounts for almost half of the volume of blood is the
A) red blood cell.
B) leukocyte.
C) platelet.
D) thrombocyte.
E) megakaryocyte.
A) red blood cell.
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Which of the following organs or structures would be found in the left iliac region?
A) appendix B) stomach C) liver D) intestines
Following workup for symptoms of decreased libido and erectile dysfunction, a patient is told that his pituitary is hypersecreting prolactin. Is there need for concern about this young man?
What will be an ideal response
Which of the following establish the medullary vertical osmotic gradient by means of countercurrent multiplication?
a. Loops of Henle of juxtamedullary nephrons b. Loops of Henle of cortical nephrons c. Vasa recta of juxtamedullary nephrons d. Vasa recta of cortical nephrons e. Vasopressin-secreting cells
Epinephrine and norepinephrine are secreted by the ________.
A. adrenal cortex B. kidneys C. pancreas D. adrenal medulla