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  increase.

B  decrease.

A  several minuteswhen tissue damage is extensive.

B  several hours whentissue damage is moderate.

C  almost a fullminute when tissue damage is extensive.

D  a few millisecondswhen tissue damage is moderate.

A  TRUE

B  FALSE

A  construction,plasmin

B  construction,thrombokinase

C  destruction,plasmin

D  destruction, thrombokinase

E  construction,actinomyosin

A  basophil.

B  eosinophil.

C  lymphocyte.

D  monocyte.

E  neutrophil.

A  a, d, e

B  a, e

C  a, c

D  b, e

E  b, c, e

A  defend againstpathogens.

B  triggerallergies.

C  carry oxygenthrough the blood.

D  form clots.

E  carry carbondioxide through the blood.

A  92%

B  98%

C  1%

D  25%

A  The commonpathway

B  The intrinsicpathway

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

D  The extrinsicpathway

A  Transportation

B  Prevention

C  Regulation

D  Protection

A  acidic,glycogen

B  basic, glucose

C  acidic,proteins

D  basic, proteins

E  acidic,glucose

A  platelets.

B  erythrocytes andleukocytes.

C  platelets andleukocytes.

D  leukocytes.

E  erythrocytes.

A  M-CSF.

B  GM-CSF.

C  G-CSF.

D  Multi-CSF.

E  EPO.

A  smallest,prominent nuclei

B  smallest, nonucleus

C  largest, nonucleus

D  largest, prominentnuclei

A  erythrocyte progenitor cells.

B  monocytes frommonoblasts.

C  megakaryocytes andplatelets.

D  granulocytes fromtheir progenitors.

E  erythrocytes frommyeloid stem cells.

A  located in the cytosol of the leukocytes.

B  located on thesurface of the leukocytes.

C  part of thereticular connective tissue of the spleen.

D  found in the cytosol of the erythrocytes.

E  found on thesurface of erythrocytes.

A  TRUE

B  FALSE

A  TRUE

B  FALSE

A  c, e, g

B  c, d, g

C  a, c, d, f

D  a, b, c, e, f

E  a, b, c, g

A  Neutrophil

B  Eosinophil

C  Lymphocyte

D  Basophil

E  Monocyte

A  FALSE

B  TRUE

A  eosinophil.

B  basophil.

C  monocyte.

D  neutrophil.

E  lymphocyte.

A  TRUE

B  FALSE

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

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

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

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

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

A  P-R interval

B  T-P interval

C  P-T segment

D  S-T segment

E  Q-R segment

A  calcium channelsopen and sodium channels close.

B  calcium andpotassium channels close.

C  sodium andpotassium channels open.

D  calcium channelsclose and potassium channels open.

E  sodium and chloride channels open.

A  fibrous and serouslayers of the pericardium.

B  heart muscle andserous pericardium.

C  visceral andparietal layers of the serous 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 veins

C  Pulmonary arteries

D  Superior vena cava

E  Pulmonary trunk

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

B  from the Golgiapparatus of the cell.

C  into the cellthrough leakage channels in the sarcolemma.

D  from thesarcoplasmic reticulum of the cell.

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

B  anaerobicmetabolism using glycolytic enzymes to quickly generate ATP.

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

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

A  Contraction of the right ventricle

B  Contraction of the right atrium

C  Relaxation of theright ventricle

D  Contraction of the left atrium

E  Relaxation of the left atrium

A  endocardium.

B  myocardium.

C  pericardialcavity.

D  pericardium.

E  pectinatemuscle.

A  a, d, e

B  a, b, d

C  a, e, f

D  a, b, c, e

E  a, b, c

A  TRUE

B  FALSE

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

B  allows cardiacmuscle cells to exhibit synchronous fibrillation.

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

D  leads to tetaniccontractions in smooth and skeletal muscle.

A  action potentialswithin the cusps of the valves.

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

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

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

A  Calcium is entering and potassium is leaving ventricular cells.

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

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

D  Sodium is rapidly diffusing out of atrial muscle cells.

A  2

B  3

C  4

D  1

E  6

A  the semilunar valves open and the AV valves close.

B  only the AV valves close.

C  only the semilunar valves close.

D  only the AV valves open.

E  the semilunar valves close and the AV valves open.

A  milliliters perminute per gram.

B  millimiters perhour per kilogram.

C  beats per minute per gram.

D  liters pergram.

E  grams perminute.

A  defibrillation ofcardic muscle cell contraction.

B  inadequate bloodsupply and damage to body tissues.

C  increases incapillary exchange.

D  increases inperfusion.

A  pushes against thesemilunar valves and opens them.

B  pushes against theatrioventricular valves and opens them.

C  pushes against thesemilunar valves and closes them.

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

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

A  2

B  None of the choices is correct.

C  4

D  1

E  Highly variable, depending on the heart beat rate

A  Bundle branches

B  SA node

C  AV bundle

D  AV node

E  Purkinje fibers

A  back wall of the left ventricle.

B  back wallofthe right ventricle.

C  floor of the leftatrium.

D  roof of the leftventricle.

E  floor of the rightatrium.