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 B, recipient has antibody anti-A

D  Donor is type A, recipient is type AB

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

A  decrease.

B  increase.

A  several hours whentissue damage is moderate.

B  almost a fullminute when tissue damage is extensive.

C  a few millisecondswhen tissue damage is moderate.

D  several minuteswhen tissue damage is extensive.

A  TRUE

B  FALSE

A  destruction,plasmin

B  destruction, thrombokinase

C  construction,plasmin

D  construction,actinomyosin

E  construction,thrombokinase

A  eosinophil.

B  monocyte.

C  basophil.

D  neutrophil.

E  lymphocyte.

A  a, e

B  b, c, e

C  a, c

D  b, e

E  a, d, e

A  carry carbondioxide through the blood.

B  defend againstpathogens.

C  triggerallergies.

D  carry oxygenthrough the blood.

E  form clots.

A  25%

B  92%

C  98%

D  1%

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

B  The intrinsicpathway

C  The extrinsicpathway

D  The commonpathway

A  Protection

B  Regulation

C  Prevention

D  Transportation

A  acidic,glucose

B  acidic,proteins

C  acidic,glycogen

D  basic, glucose

E  basic, proteins

A  erythrocytes.

B  platelets.

C  erythrocytes andleukocytes.

D  platelets andleukocytes.

E  leukocytes.

A  M-CSF.

B  EPO.

C  GM-CSF.

D  G-CSF.

E  Multi-CSF.

A  smallest,prominent nuclei

B  largest, prominentnuclei

C  smallest, nonucleus

D  largest, nonucleus

A  erythrocytes frommyeloid stem cells.

B  erythrocyte progenitor cells.

C  monocytes frommonoblasts.

D  megakaryocytes andplatelets.

E  granulocytes fromtheir progenitors.

A  found in the cytosol of the erythrocytes.

B  located in the cytosol of the leukocytes.

C  found on thesurface of erythrocytes.

D  part of thereticular connective tissue of the spleen.

E  located on thesurface of the leukocytes.

A  TRUE

B  FALSE

A  TRUE

B  FALSE

A  c, e, g

B  c, d, g

C  a, b, c, g

D  a, c, d, f

E  a, b, c, e, f

A  Monocyte

B  Lymphocyte

C  Neutrophil

D  Basophil

E  Eosinophil

A  FALSE

B  TRUE

A  lymphocyte.

B  eosinophil.

C  basophil.

D  neutrophil.

E  monocyte.

A  FALSE

B  TRUE

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

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

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

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

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

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

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

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

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

A  P-T segment

B  T-P interval

C  Q-R segment

D  P-R interval

E  S-T segment

A  calcium channelsclose and potassium channels open.

B  sodium andpotassium channels open.

C  calcium andpotassium channels close.

D  sodium and chloride channels open.

E  calcium channelsopen and sodium channels close.

A  heart muscle andserous pericardium.

B  fibrous and serouslayers of the pericardium.

C  visceral andparietal layers of the serous pericardium.

D  parietal andmyocardial layers of the fibrous pericardium.

A  FALSE

B  TRUE

A  TRUE

B  FALSE

A  TRUE

B  FALSE

A  Pulmonary veins

B  Inferior venacava

C  Pulmonary arteries

D  Superior vena cava

E  Pulmonary trunk

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

B  into the cellthrough leakage channels in the sarcolemma.

C  from thesarcoplasmic reticulum of the cell.

D  from the Golgiapparatus of the cell.

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

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

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

D  anaerobicmetabolism using glycolytic enzymes to quickly generate ATP.

A  Relaxation of theright ventricle

B  Relaxation of the left atrium

C  Contraction of the left atrium

D  Contraction of the right ventricle

E  Contraction of the right atrium

A  pericardialcavity.

B  myocardium.

C  endocardium.

D  pectinatemuscle.

E  pericardium.

A  a, b, c

B  a, b, d

C  a, d, e

D  a, e, f

E  a, b, c, e

A  FALSE

B  TRUE

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

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

C  leads to tetaniccontractions in smooth and skeletal muscle.

D  allows cardiacmuscle cells to exhibit synchronous fibrillation.

A  action potentialswithin the cusps of the valves.

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

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

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

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

B  Sodium is rapidly diffusing out of atrial muscle cells.

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

D  Calcium is entering and potassium is leaving ventricular cells.

A  1

B  4

C  6

D  3

E  2

A  the semilunar valves close and the AV valves open.

B  the semilunar valves open and the AV valves close.

C  only the semilunar valves close.

D  only the AV valves close.

E  only the AV valves open.

A  liters pergram.

B  beats per minute per gram.

C  millimiters perhour per kilogram.

D  grams perminute.

E  milliliters perminute per gram.

A  increases inperfusion.

B  increases incapillary exchange.

C  inadequate bloodsupply and damage to body tissues.

D  defibrillation ofcardic muscle cell contraction.

A  pushes against thesemilunar valves and closes them.

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

C  pushes against thesemilunar valves and opens them.

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

E  pushes against theatrioventricular valves and opens them.

A  Highly variable, depending on the heart beat rate

B  4

C  1

D  2

E  None of the choices is correct.

A  Purkinje fibers

B  Bundle branches

C  SA node

D  AV bundle

E  AV node

A  floor of the leftatrium.

B  back wallofthe right ventricle.

C  roof of the leftventricle.

D  back wall of the left ventricle.

E  floor of the rightatrium.