appropriate answers Graded A+
According to AATB standards, the minimum recommended weight for heart valve
donors is:
A. 4 lbs
B. 5 lbs
C. 6 lbs
D. 10 lbs - answers6 lbs
The goal of the surgical prep is:
A. to rid the skin of all microbes
B. to sterilize the recovery field
C. to rid the skin of most microbes
D. to study to be a doctor - answersTo ride the skin of most microbes
An agent that kills microorganisms on inanimate objects is:
A. an antiseptic
B. a bacteriostat
C. a disinfectant
D. a sterilizer - answersA disinfectant
The most common means of sterilization for musculoskeletal tissue is the use of:
A. carbon dioxide
B. pressurized steam
C. ionizing radiation
D. ethylene oxide - answersIonizing radiation
The prefix of a medical term will usually tell you:
A. the location
B. the action
C. the condition
D. the part effected - answersThe location
Which of the following cell types is the most mature?
A. osteoblasts
,B. Howship's lacunae
C. osteoclasts
D. osteocytes - answersOsteocytes
Which of the following cells is the most prevalent in the remodeling of bone?
A. mesenchymal cells
B. osteocytes
C. osteoclasts
D. osteoblasts - answersOsteoclasts
What process does not require bone to be present?
A. hematopoiesis
B. osteoconduction
C. osteogenesis
D. osteoinduction - answersOsteoinduction
Bone resulting from the use of demineralized human graft materials probably forms by:
A. Autogenesis
B. Guided tissue regeneration
C. Endochondral formation
D. Intramembranous formation - answersEndochondral formation
Wolff's Law describes:
A. Bone regeneration
B. Fracture repair in long bones
C. Repair of lamellar bone
D. The relationship between form and function in bone - answersThe releationship
between form and function in bone
Most allografts that failed to transmit disease in the Simonds study were?
A. Osmolized
B. Freeze dried
C. Characterized by having all cellular elements removed
D. Demineralized - answersCharacterized by having all cellular elements removed
Microbiology procedures NOT required by AATB standards are:
A. Pre-Disinfection Cultures
B. Environmental Cultures
C. Procurement Cultures
D. Pre-Packaging Cultures - answersProcurement cultures
, When preparing an autologous graft, cultures should be obtained:
A. at recovery
B. before distribution
C. just after processing
D. just before processing - answersJust before processing
All of the following are advantages of using allograft heart valves EXCEPT:
A. anticoagulation therapy is not needed
B. catastrophic failures are rare
C. non-obstructive flow
D. supply is unlimited compared to xenographs - answersSupply is unlimited compared
to xenographs
The layers of the heart from inside to outside are:
A. endocardium, myocardium, epicardium
B. endocardium, myocardium, exocardium
C. epicardium, pericardium, myocardium
D. myocardium, endocardium, exocardium - answersEndocardium, myocardium,
epicardium
One goal of cardiovascular tissue banking is to preserve the _______ of the cells of the
leaflet and the ________ of the valve matrix.
A. Solubility / permeability
B. Viability / integrity
C. Viability / rigidity
D. Volume / crystalline lattice - answersViability / integrity
Which of the following is an automatic deferral for heart valve donation?
A. history of cancer
B. idiopathic disorders
C. cardiomyopathy
D. obsesity - answersCardiomyopathy
At what temperature should hearts be transported to the processing facility?
A. 1-10C
B. 2-10C
C. 4C
D. temperature does not matter as long as the heart is on ice - answers1-10C