CTBS Final Exam Prep Questions and Answers Latest Updated 2024/2025 (100% Verified Answers)

CTBS Final Exam Prep Questions and Answers Latest Updated 2024/2025 (100% Verified Answers) During skin processing, what is the maximum amount of time that skin can be exposed to temperatures above 10 degrees Celsius? a. 2hrs b. 1hr c. 8hr d. 4hr - correct answera. 2 hours At what temperature shall cardiovascular tissue be stored? a. -50 degree celsius or colder b. -1 degree celsius or colder c. -25 degree celsius or colder d. -100 degree celsius or colder - correct answerd. -100 degree Celsius or colder CTBS Final Exam Prep Questions and Answers | Latest Updated 2024/2025 (100% Verified Answers) What must be considered for pediatric heart donors that have been breastfed in the 12 months prior to donation? a. Length of time donor was fed b. Mother's blood must be used for serology testing c. Analysis of mother's risk for transmissible disease d. Analysis of mother's nutritional habits - correct answerc. Analysis of mother's risk for transmissible disease Pre-processing cultures are: a. Used to detect pathogenic yeast, viruses, & bacteria b. Required by AATB standards c. Reviewed by the medical director designee d. Preformed immediately after tissue exposure to antibiotics - correct answerb. Required by AATB standards Which of these blood cells produced in the trabecular area of long bones is responsible for fighting infection? a. Red Blood Cells b. White Blood Cells c. Platelets d. Macrophages - correct answerb. White Blood Cells When recovering bone from the lower extremities, which bone should be removed last? a. Tibia b. Iliac Crest c. Femur d. Calcaneous - correct answerb. Iliac Crest Which of the following organisms cultured from skin shall make skin not suitable for transplantation? a. Cornebacterium Sp. b. Coagulase-Negative Staphylococcuss c. Staphylococcuss Aureus d. Streptococcuss Viridans - correct answerc. Staphylococcuss Aureus What is the correct temperature for short-term storage frozen tissue? a. -30 degree celsius or colder b. -4 degree celsius or colder c. -20 degree celsius or colder d. -40 degree celsius or colder - correct answerc. -20 degree celsius or colder A 54yo married female with adult children is a potential donor. Who must give consent for donation? a. Mother b. Brother or Sister c. Adult Son or Daughter d. Husband - correct answerd. Husband For in process controls, what percentage of grafts must be swabbed for testing? a. 100% b. 20% c. 10% d. 50% - correct answera. 100% What is the maximum amount of time that a donor can remain unrefrigerated prior to the commencement or recovery? a. 24hrs b. 12hrs c. 15hrs d. 8hrs - correct answerc. 15 hours Which of the following is a cryoprotectant a. Isotonic Saline b. Glycerol c. RPMI d. Typticase Soy Broth - correct answerb. Glycerol The upper time limit from retrieval to processing of heart valves is a. There is no time limit as long as aseptic technique is maintained during the recovery b. Total ischemic time must not exceed 48hrs c. Cold ischemic time must not exceed 48hrs d. Warm ischemic time must not exceed 48hrs - correct answerb. Total ischemic time must not exceed 48hrs All tissues not already transplanted, which are subject to recall, shall be located and quarantined pending resolution of the recall (T/F)? - correct answerTrue Which of the following is not a colloid solution? a. Fresh Frozen Plasma b. Ringers Lactate c. Dextran d. Albumin - correct answerb. Ringers Lactate What is the most common STD in the US? a. HIV b. Syphilis c. Genital Herpes d. Gonorrhea - correct answerc. Genital Herpes What is the most common bloodbourne pathogen in the US today? a. HIV b. Hepatitis B c. Hepatitis A d. Hepatitis C - correct answerb. Hepatitis B What is the minimum classed environment needed for processing of cardiovascular tissue? a. Not Applicable b. Class 10 or Cleaner c. Class 500 or Cleaner d. Class 100 or Cleaner - correct answerd. Class 100 or Cleaner What tissue transplant is most closely associated with CJD? a. Iliac Crest b. Femur c. Dura Mater d. Skin - correct answerd. Dura Mater Serological testing on a potential donor reveals a positive HIV antibody screening test. The screening test is positive on repeat testing, but the confirmatory test result is negative. What happens to the tissue. a. May not be used; discrepant results obtained b. May be used; HIV antibody test is not a required test c. May be used; confirmatory test is negative d. May not be used; results of confirmatory test cannot override a screening test - correct answerd. May not be used; results of confirmatory test cannot override a screening test Which of the following is not a cause for deferral? a. A Positive PPD Test for TB b. Untreated Syphilis c. Systemic Mycosis d. Evidence of Sepsis - correct answera. A Positive PPD Test for TB Which of the following transplants is most commonly associated with spread of prion related disease? a. Skin b. Dura Mater c. Bone d. Blood Transfusion - correct answerb. Dura Mater Which of the following is NOT capable of osteoinduction? a. Demineralized Allograft b. Demineralized Xenograft c. Demineralized Allopast d. Demineralized Autograft - correct answerc. Demineralized Allopast How long should donor records be held? (not including Dura mater) a. 20yrs Beyond Date of Final Disposition b. 5yrs Beyond the Date of Final Disposition c. Not a Requirement d. 10yrs Beyond Date of Final Disposition - correct answerd. 10yrs Beyond Date of Final Disposition Name the first civilian regional tissue bank established in the US. a. University of Miami b. Florida State University c. United States Navy d. University of Florida - correct answera. University of Miami Which of the following does NOT have to be included on graft package inserts? a. Instruction for Opening the Package or Container b. Date of Processing of the Graft c. A Statement Indicating That the Tissue may Transmit Infectious Agents d. Type of Antibiotics Used in Processing - correct answerb. Date of Processing of the Graft During heart for valve for recovery, the aorta is cut 1 cm distal to the a. Pulmonary Artery b. Brachiocephalic Artery c. Carotid Artery d. Subclavian Artery - correct answerd. Subclavian Artery Which of the following would NOT be a viral hepatitis rule out? a. Incarceration in Prison or Jail for Greater Than 72hrs in the Preceding 12 mos. b. Close Contact With a Person Having Viral Hepatitis in the Preceding 12 mos. c. Documented Hepatitis A, Cytomegalovirus, or Epstein Barr Virus d. Perutaneous Exposure to Blood Thought to be High Risk for Carrying Hepatitis in the Preceding 12mos - correct answerc. Documented Hepatitis A, Cytomegalovirus, or Epstein Barr Virus If skin is to stored >96 hrs prior to processing, how often must skin storage media be change? a. Every 24hrs b. Every 96hrs c. Every 72hrs d. Every 12hrs - correct answerc. Every 72hrs Wolf's Law describes a. Fracture Repair in Long Bones b. The Amount of Pressure a Bone can Take Before Fracture c. The Relationship Between Form and Function in Bone. d. Bone Regeneration - correct answerd. Bone Regeneration AN example of the immune response is a. Low pH on the skin b. Itching from a bee sting c. Normal flora of the intestines d. Flushing action of tears - correct answerb. Itching from a bee sting Which of the following would be used for an osteochondral graft? a. Patellar Tendon b. Tri-Cortical Iliac Wedge c. Crushed Cancellous/Cortical Chips d. Distal Femur - correct answerd. Distal Femur At what temp should hearts be transported to the processing facility? a. 4 degree celsius b. 1-10 degree celsius c. 2-10 degree celsius d. Temp doesn't matter as long as the heart is on ice - correct answerb. 1-10 degree celsius Which organism, if present, requires discarding of skin grafts? a. Staphylococcus Sicuri b. Streptococcus Sanguis c. Streptococcus Viridans d. Staphylococcus Aureus - correct answerd. Staphylococcus Aureus Cryopreserved allograft saphenous veins are NOT used in which procedure? a. AV Fistulas for use as Dialysis Conduits b. Peripheral Vascular Surgery c. Temporary Limb Revascularization in Traumatic Vessel Loss. d. Carotid Endarterectomies - correct answerd. Carotid Endarterectomies Quality control is described by all of the following EXCEPT: a. Is one Dimension of Quality Assurance b. Provides for the Creation of Standard Operating Procedures c. Provides Microbiological Testing of Tissue at Pre-Sterilization and at Final Packaging Stages. d. Provides Tests to Monitor Specific Processes - correct answerb. Provides for the Creation of Standard Operating Procedures Is Albumin a crystalloid or colloid? - correct answerColloid Which of the following organisms found on pre-processing culture from bone shall be a deferral of that tissue? a. Nuisancesis Kasprinis b. E.Coli c. Cornebacterium Sp. d. Clostridium Sp. e. Staphylococcus - correct answerAny of these are correct: E.Coli Clostridium Sp Staphlococcus A donor has a verbal history of hepatitis. The donor is acceptable if the hepatitis was before what age? a. 12 b. 13 c. 14 d. 11 - correct answerd. 11 Is a plasma dilution algorithm required for a 10yo donor with no history of blood loss? (Y/N) - correct answerNo