Chapter 27 Flashcards
In extracellular fluid, the most abundant cation is ______
Na+ (sodium)
Which of the following is a condition where blood PH is below 7.35?
Metabolic acidosis
THE BODY USES ALDOSTERONE TO RETAIN SODIUM. THIS HORMONE HAS THE REVERSE EFFECT ON ANOTHER MINERAL OR COMPOUND. THIS MINERAL OR COMPOUND IS
POTASSIUM
WHICH OF THE FOLLOWING IS THE BODY’S COMPENSATORY MECHANISM FOR RESPIRATORY ACIDOSIS ?
-INCREASED KIDNEY EXCRETION OF H+ AND INCREASED REABSORPTION OF BICARBONATE
Severe hyperventilation can cause______
Respiratory alkalosis
Which of the following is the most common cause of metabolic alkalosis ?
Vomiting
Severe hypoventilation can cause _______
Respiratory acidosis
Which condition may result in respiratory alkalosis?
Hyperventilation due to stress or pain
Kidney failure can reduce the ability to eliminate acids. The resulting condition is called_______
Metabolic acidosis
80% of all extracellular fluid is_______
Interstitial fluid
YOUR PATIENT HAS A PH OF 7.25 AND A PCO2 OF 49 MMHG. WHAT IS THE DIAGNOSIS?
RESPIRATORY ACIDOSIS
Which of the following is used to promote NA+ reabsorption by the kidneys?
Aldosterone
YOUR PATIENT HAS A PH OF 7.25 AND A PCO2 OF 40 MMHG. WHAT IS THE DIAGNOSIS?
METABOLIC ACIDOSIS
In extracellular fluid the most abundant anion is ________
CL
(chloride)
Which of the following is the body’s compensatory mechanism for metabolic acidosis?
Hyperventilation
Your patient has a PH of 7.55 and a PC02 of 30MMHG. What is the diagnosis?
Respiratory alkalosis
Persistent vomiting up if stomach acid or excessive intake of antacids could cause ______
Metabolic alkalosis
Which imbalance results when systemic arterial blood CO2 levels raise to abnormal values and PH is less than 7.35?
Respiratory acidosis
In intracellular fluid the most abundant cation is _______
K+ (potassium)
Which of the following is the most abundant mineral in the body?
CA (calcium)
How much body fluid in a female?
How much in a male?
55% female
60% male
Amount of body fluid that is intracellular
2/3
Amount of body fluid that is extracellular
1/3
Amount of extracellular fluid that is blood plasma
20%
