lectures 6-10

Question 1

what are biomedical professional obligations

Answer 1

being able to use their knowledge, skills, and abilities to enhance the safety, health, and welfare of the public
increase the prestige, competence, and honor of the biomedical department

Question 2

what is the biomedical code of ethics

Answer 2

Its a set of expectations and obligations recommended to bioengineers

Question 3

Ethical decisions an engineer has to make

Answer 3

• giving proper credit
• analyzing results of a study
• creating a product
• testing an experimental drug or product

Question 4

what are morals

Answer 4

morals are certain standards, principles and beliefs that individuals have

Question 5

ethics

Answer 5

they are certain standards established by an external party.

Question 6

what are the steps in ethical problem solving

Answer 6

• define the problem
• collect data
• analyze the data
• make judgments

Question 7

what is prosthesis? give examples

Answer 7

it is the use of an artificial device to replace or augment a missing or impaired part of the body

• hip implants
• glass eye
• artificial heart
• dental implants

Question 8

what are the main parts of a prosthetic limb

Answer 8

• socket
• attachment mechanism
• limb itself
• control mechanism

Question 9

what is myoelectric prosthesis

Answer 9

it is the use of electric muscle activity to control the prosthetic

Question 10

what are some control systems used in prosthetics

Answer 10

• being attached, gravity
• body-powered- harness, cables used to move the limb
• externally powered- electronic signals to control muscle motors in the limb

Question 11

basic bones of the hand

Answer 11

phalanges, metacarpals, carpals, radius, ulna

Question 12

what are joints and how do they function

Answer 12

it is the point of contact between elements of the animal skeleton
-joints provide various levels of mobility and stability

Question 13

basic anatomy of the hand

Answer 13

• muscles in palm and forearm
• muscles attached to bones via tendons
• nerve innate muscles
• blood vessels supply nutrients and remove waste

Question 14

what is master controller

Answer 14

• impulses travel from brain and spinal cord along motor neurons to muscles
• muscles contract- generating a force
• force transmits to bone via tendons
• pulls on bone causing it rotate about a joint hence causing momnet

Question 15

what are the 3 design levels

Answer 15

• adaptive design
• development design
• new design

Question 16

what is engineering design

Answer 16

it is the process of devising a system, component, or process to meet desired needs

Question 17

name an engineering failure

Answer 17

metal on metal hip implants

• thought to be more long-lasting
• metal particles caused swelling, poison, pain, inflammation

Question 18

name two engineering failures

Answer 18

park hyatt regency hotel, the tacoma narrow bridge

Question 19

what is a metric

Answer 19

scale on which the achievement of a design’s requirement can be measure or assesed

Question 20

what is ideation

Answer 20

it is the process of generating, communicating and developing ideas

Question 21

evaluation matrices

Answer 21

it is an objective method of evaluating a number of options against prioritized criteria