Lecture Exam 1

A  Donor is type AB, recipient is type B

B  Donor is type O, recipient is Type O

C  Donor is type A, recipient has antibody anti-B

D  Donor is type A, recipient is type AB

E  Donor is type B, recipient has antibody anti-A

A  decrease.

B  increase.

A  a few millisecondswhen tissue damage is moderate.

B  several minuteswhen tissue damage is extensive.

C  almost a fullminute when tissue damage is extensive.

D  several hours whentissue damage is moderate.

A  FALSE

B  TRUE

A  destruction,plasmin

B  destruction, thrombokinase

C  construction,thrombokinase

D  construction,plasmin

E  construction,actinomyosin

A  basophil.

B  lymphocyte.

C  eosinophil.

D  neutrophil.

E  monocyte.

A  b, e

B  a, e

C  a, d, e

D  a, c

E  b, c, e

A  defend againstpathogens.

B  form clots.

C  carry oxygenthrough the blood.

D  carry carbondioxide through the blood.

E  triggerallergies.

A  1%

B  98%

C  92%

D  25%

A  The commonpathway

B  The intrinsicpathway

C  Each of the threepathways (intrinsic, extrinsic, and common).

D  The extrinsicpathway

A  Prevention

B  Transportation

C  Protection

D  Regulation

A  acidic,glucose

B  basic, glucose

C  acidic,proteins

D  basic, proteins

E  acidic,glycogen

A  erythrocytes.

B  platelets andleukocytes.

C  leukocytes.

D  platelets.

E  erythrocytes andleukocytes.

A  Multi-CSF.

B  GM-CSF.

C  M-CSF.

D  G-CSF.

E  EPO.

A  largest, nonucleus

B  largest, prominentnuclei

C  smallest, nonucleus

D  smallest,prominent nuclei

A  erythrocyte progenitor cells.

B  monocytes frommonoblasts.

C  granulocytes fromtheir progenitors.

D  erythrocytes frommyeloid stem cells.

E  megakaryocytes andplatelets.

A  found on thesurface of erythrocytes.

B  found in the cytosol of the erythrocytes.

C  located in the cytosol of the leukocytes.

D  located on thesurface of the leukocytes.

E  part of thereticular connective tissue of the spleen.

A  FALSE

B  TRUE

A  FALSE

B  TRUE

A  a, b, c, e, f

B  c, e, g

C  a, c, d, f

D  c, d, g

E  a, b, c, g

A  Basophil

B  Lymphocyte

C  Neutrophil

D  Eosinophil

E  Monocyte

A  FALSE

B  TRUE

A  monocyte.

B  basophil.

C  neutrophil.

D  lymphocyte.

E  eosinophil.

A  FALSE

B  TRUE

A  nonpolar molecule,and therefore it requires a transporter in the blood.

B  polar molecule,and therefore it dissolves readily in plasma.

C  nonpolar molecule,and therefore it dissolves readily in plasma.

D  polar molecule,and therefore it requires a transporter in the blood.

A  somewhat susceptible to heart attack, because it has so few mitochondria.

B  extremely susceptible to heart attack, because it uses such a variety of fuel sources.

C  somewhat susceptible to heart attack, because it relies so exclusively on aerobic metabolism.

D  relatively resistant to heart attack,because it has a great capacity to accrue oxygen debt.

E  relativelyresistant to heart attack, because it uses exclusively anaerobicmetabolism.

A  T-P interval

B  P-T segment

C  Q-R segment

D  S-T segment

E  P-R interval

A  calcium andpotassium channels close.

B  calcium channelsclose and potassium channels open.

C  sodium andpotassium channels open.

D  sodium and chloride channels open.

E  calcium channelsopen and sodium channels close.

A  heart muscle andserous pericardium.

B  visceral andparietal layers of the serous pericardium.

C  fibrous and serouslayers of the pericardium.

D  parietal andmyocardial layers of the fibrous pericardium.

A  TRUE

B  FALSE

A  FALSE

B  TRUE

A  TRUE

B  FALSE

A  Inferior venacava

B  Pulmonary trunk

C  Pulmonary veins

D  Superior vena cava

E  Pulmonary arteries

A  into the cellthrough voltage-gated channels in the sarcolemma.

B  into the cellthrough leakage channels in the sarcolemma.

C  from the Golgiapparatus of the cell.

D  from thesarcoplasmic reticulum of the cell.

A  aerobic metabolism using many mitochondria and a rich supply of myoglobin.

B  anaerobicmetabolism using myoglobin, creatin kinase, and ketone bodies.

C  anaerobicmetabolism using glycolytic enzymes to quickly generate ATP.

D  aerobic metabolismusing glycolysis of glycogen to meet most ATP demands.

A  Relaxation of theright ventricle

B  Relaxation of the left atrium

C  Contraction of the right ventricle

D  Contraction of the right atrium

E  Contraction of the left atrium

A  pericardialcavity.

B  pericardium.

C  endocardium.

D  pectinatemuscle.

E  myocardium.

A  a, b, c

B  a, b, c, e

C  a, d, e

D  a, b, d

E  a, e, f

A  FALSE

B  TRUE

A  leads to tetaniccontractions in smooth and skeletal muscle.

B  allows cardiacmuscle cells to contract and then relax without locking up.

C  occurs only inskeletal muscle and makes those fibers’contractions most forceful.

D  allows cardiacmuscle cells to exhibit synchronous fibrillation.

A  contraction andrelaxation of papillary muscles that pull on heart strings.

B  action potentialswithin the cusps of the valves.

C  contraction of thesmooth muscle in the walls of the great vessels leaving the heart.

D  pressure changes of alternating contraction and relaxation during the cardiac cycle.

A  Potassium isentering atrial cells and sodium is leaving ventricular cells.

B  Calcium is entering and potassium is leaving ventricular cells.

C  Sodium channels are beginning to open in ventricular cells and calcium is entering through slowchannels in atrial cells.

D  Sodium is rapidly diffusing out of atrial muscle cells.

A  6

B  1

C  2

D  3

E  4

A  the semilunar valves close and the AV valves open.

B  only the AV valves close.

C  only the AV valves open.

D  the semilunar valves open and the AV valves close.

E  only the semilunar valves close.

A  beats per minute per gram.

B  liters pergram.

C  milliliters perminute per gram.

D  grams perminute.

E  millimiters perhour per kilogram.

A  defibrillation ofcardic muscle cell contraction.

B  increases incapillary exchange.

C  inadequate bloodsupply and damage to body tissues.

D  increases inperfusion.

A  pushes against thesemilunar valves and opens them.

B  fills the cusps ofthe semilunar valves, causing them to expand and block the backflow ofblood

C  pushes against thesemilunar valves and closes them.

D  fills the cusps ofthe atrioventricular valve causing opening of the bicuspid and closure of thetricuspid.

E  pushes against theatrioventricular valves and opens them.

A  1

B  None of the choices is correct.

C  Highly variable, depending on the heart beat rate

D  4

E  2

A  Bundle branches

B  AV node

C  AV bundle

D  SA node

E  Purkinje fibers

A  floor of the leftatrium.

B  roof of the leftventricle.

C  back wall of the left ventricle.

D  back wallofthe right ventricle.

E  floor of the rightatrium.