Silk in Modern Medical Applications

What is the primary natural material discussed in the video for its potential use in modern medicine?

• Titanium alloys

• Hydrogels

• Silk

• 3D printed body parts

What is the scientific name for the protein that constitutes silk?

• Collagen

• Keratin

• Fibroin

• Elastin

For how long have silk sutures been approved by the FDA and used in patients?

• Decades

• Centuries

• A few years

• Since the 1900s

What chemical bath is used to extract and clean silk from silkworm cocoons for medical applications?

• High heat bath

• Strong acid bath

• Lithium salt bath

• Distilled water bath

After extracting pure fibroin fibers, what process is used to remove the salt and obtain a pure water solution of silk protein?

• Evaporation

• Filtration

• Dialysis

• Centrifugation

Which of the following is a medical application of silk mentioned in the video?

• Dental fillings

• Contact lenses

• Nanoparticles for drug delivery

• Artificial joints

What unique biological property contributes to silk's versatility as a medical implant material?

• Its high strength

• Its natural color

• Its low biological activation

• Its ability to conduct electricity

Why is the degradable nature of silk implants, such as orthopedic screws, considered beneficial?

• To prevent infection

• To allow for natural tissue growth

• To reduce manufacturing costs

• To make surgical removal easier

What additional benefit can silk medical devices offer by dissolving at a specific rate?

• Providing a cooling sensation

• Delivering localized medications

• Enhancing blood circulation

• Improving nerve regeneration

Why is silk technology not yet widely adopted in medical devices?

• It is too expensive to produce.

• It is difficult to scale up production.

• It is a relatively new technology still in early stages.

• It has too many adverse side effects.