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Flashcards in 103 - 152 Deck (50):

103. Which type of granulocyte fights parasitic infections: a. neutrophil b. basophil c. lymphocyte d. eosinophil

d. eosinophil


104. The first step in municipal water treatment is: a. chlorination b. flocculation c. filtration d. flash mix

d. flash mix


105. The last step in municipal water treatment is: a. flocculation b. filtration c. flash mix d. chlorination

d. chlorination


106. Which method of pasteurization heats milk the most in the shortest amount of time: a. ultra method b. holding method c. flash method d. flocculation

a. ultra method


107. Antibodies are: a. lipids b. carbohydrates c. proteins d. antigens

c. proteins


108. Cows milk is heated to 161 F for 15-20 seconds in the _____ method of pasteurization: a. holding b. ultra c. flash d. filtration

c. flash


109. San Joaquin Valley Fever would be observed in _____ proportions: a. epidemic b. endemic c. pandemic d. idiopthic

b. endemic


110. All of the following is usually attainded through animal contact except: a. tularemia b. psittacosis c. brucellosis d. scarlet fever

d. scarlet fever


111. Which antibody is involved in allergic reactions: a. IgA b. IgM c. IgD d. IgE

d. IgE


112. Which of the following antibodies crosses the placenta: a.IgE b. IgA c. IgG d. IgD

c. IgG


113. This type of antibody is found in tears and saliva: a. IgG b. IgE c. IgA d. IgM

c. IgA


114. T-cells mature in the: a. bone marrow b. spleen c. thymus d. liver

c. thymus


115. The pacemaker of the heart is the: a. left ventricle b. AV node c. right ventricle d. SA node

d. SA node


116. Which contains the fastest conduction of the heart: a. left ventricle b. AV node c. perkinje fiber d. SA node

c. perkinje fiber


117. Closure of both AV valves causes the _____ sound: a. S1 b. S2 c. S3 d. S4

a. S1


118. Which usually indicates a heart attack: a. enlarged P wave b. enlarged T wave c. enlarged Q wave d. shortened R wave

c. enlarged Q wave (d?)


119. Ventricular depolarization is best represented by the ______ wave: a. T b. Q c. QRS d. P

c. QRS


120. When the semilunar valves close, the _____ sound is produced: a. S1 b. S2 c. S3 d. S4

b. S2


121. Which creates the S4 sound: a. ventricle contraction b. atrial contraction c. opening of the AV valves d. closing of the AV valves

b. atrial contraction


122. The functional unit of the kidney is: a. papillary duct b. renal pelvis c. nephron d. cortex

c. nephron


123. All of the following are true regarding the kidney except: a. produces RBC's b. forms urine c. controls blood pressure d. releases toxins from the blood

a. produces RBC's


124. The glomerular filtration rate is approximatesly ______ ml/min: a. 75 b. 90 c. 125 d. 250

c. 125


125. Efferent arterioles drain into the _____: a. glomerulus b. afferent arteriole c. peritubular capillaries d. arcuate arteries

c. peritubular capillaries


126. The interlobar vein drains into the: a. renal artery b. renal vein c. glomerulus d. efferent arteriole

b. renal vein


127. Which directly drains the afferent arteriole: a. interlobular artery b. arculate artery c. glomerulus d. renal artery

c. glomerulus


128. The arcuate vein drains into the: a. interlobular vein b. interlobar vein c. glomerulus d. renal artery

b. interlobar artery


129. Atrial depolarization is best represented by the _____ wave: a. T b. P c. QRS d. Q

b. P


130. The main function of the glomerulus is: a. tubular reabsorption b. concentration of urine c. filtration of toxins d. tubular secretion

c. filtration of toxins


131. which is not a function of the vasa recta of a nephron: a. tubular secretion b. tubular reabsorptino c. concentration of urine d. hemolysis

d. hemolysis


132. Renal artery directly drains into: a. interlobular vein b. afferent arteriole c. arcuate arteries d. interlobar arteries

d. interlobar arteries


133. Which has the lowest plasma clearance value: a. potassium b. phosphate c. glucose d. sodium

c. glucose


134. All of the following decrease the glomerular filtration rate except: a. decreased glomerular pressure b. increased plasma colloidal c. increased Bowman's capsule pressure d. increased glomerular pressure

d. increased glomerular pressure


135. Which vessels have the most pressure: a. veins b. arterioles c. capillaries d. arteries

d. arteries


136. The _____ reflex maintains blood pressure specifically in the brain: a. carotid sinus b. aortic sinus c. hepatic sinus d. vaso

a. carotid sinus


137. All of the following can cause metabolic acidosis except: a. oxygen deficiency due to high altitude b. diabetes mellitus c. excessive diarrhea d. kidney failure

a. oxygen deficiency due to high altitude


138. Respiratory alkalosis can be caused by which of the following: a. kidney failure b. prolonged vometing c. oxygen deficiency d. diabetes mellitus

c. oxygen deficiency


139. What enzyme converts Angiotension I into Angiotension II: a. ADH b. ACT c. angiotensin converting enzyme d. ACTH

c. angiotensin converting enzyme


140. Which is not an effect of aldosterone: a. decrease blood pressure b. increase blood pressure c. increase blood volume d. elevation in water content in blood

a. decrease in blood pressure


141. Which causes aldosterone to be released by the adrenal cortex: a. oxygen depletion b. increased angiotensin II c. renin d. angiotensinogen

b. increased angiotensin II


142. Renin breaks apart _____ to make angiotensin I: a. angiotensin II b. phosphate c. calcium d. angiotensinogen

d. angiotensinogen


143. What is most responsible for maintaining acid base balance: a. phosphate ions b. hydrogen ions c. oxygen d. renin

b. hydrogen ions


144. An excessive amount of carbon dioxide in body liquids will cause: a. respiratory alkalosis b. respiratory acidosis c. metabolic acidosis d. none of the above

b. respiratory acidosis


145. Which of the following pH levels are represented as alkalosis: a. 7.05 b. 7.20 c. 7.25 d. 7.50

d. 7.50


146. All of the following conditions can cause metabolic acidosis except: a. prolonged diarrhea b. prolonged vomiting c. emphysema d. diabetes mellitus

c. emphysema


147. The functional unit of the lung is which of the following: a. alveolar sacs b. trachea c. alveoli d. alveolar ducts

c. alveoli


148. Which muscle elevates the sternum during forced inspiration: a. SCM b. scalenus c. trapezius d. serratus anterior

a. SCM


149. Which is an accessory inspiratory muscle: a. diaphragm b. SCM c. external intercostal d. erector spinae

b. SCM


150. Intrapleural pressure is: a. always more than atmospheric pressure b. always less than atmospheric pressure c. always the same as atmospheric pressure d. the pressure inside the lungs

b. always less than atmospheric pressure


151. Which forms the blood brain barrier: a. oligodendrocytes b. astrocytes c. microglia d. ependyma

b. astrocytes


152. Which of the following has a lung volume of approximately 500 ml: a. residual volume b. inspiratory reserve volume c. expiratory reserve volume d. tidal volume

a. residual volume