Which of the following statements is true regarding fluid shifts?
A) Nonelectrolytes are the controlling factor in directing fluid shifts.
B) Electrolytes are not as important as proteins in regulating fluid shifts in the body.
C) Electrolytes have greater osmotic power than nonelectrolytes and therefore have the greatest ability to cause fluid shifts.
D) There are always more positive electrolytes than negative in a solution; it is therefore impossible to follow fluid shifts.
C) Electrolytes have greater osmotic power than nonelectrolytes and therefore have the greatest ability to cause fluid shifts.
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Purkinje fibers are small fibers within the atria that conduct impulses rapidly
Indicate whether this statement is true or false.
Which of the following is incorrect pertaining to the ischioanal fossa?
A) The anococcygeal ligament prevents the spread of infection from one fossa to the other. B) Each fossa is bounded medially by the external anal sphincter. C) Each fossa is traversed by the inferior anal vessels and nerves. D) Tenderness between the anus and ischial tuberosity is a diagnostic sign associated with an ischioanal abscess. E) Loss of the fat within each fossa (occurs with extreme starvation) is associated with rectal prolapse.
Each of the following describes the action of aldosterone except one. Which of the following does not describe the activity of aldosterone hormone?
A) It will result in higher sodium levels in the urine. B) It promotes an increase in blood pressure. C) It promotes an increase in sodium reabsorption from the kidney to the blood. D) It will reduce urine output.
Age of a skeleton can be determined from
A) the presence of heterotopic bones. B) the number of ribs present. C) the degree of ossification of cranial sutures. D) the number of teeth present and the degree of ossification of cranial sutures. E) the number of teeth present.