Dmd and Muscles

Which of the following proteins is dysfunctional in DMD patients?

• dystrophin

• creatine kinase

• actin

• myosin

Tags

NGSS.HS-LS3-2

Which of the following statements is TRUE regarding DMD patients?

• Their skeletal muscles tear and heal too slowly.

• Their skeletal muscles tear and don't heal.

• Their cardiac muscles tear and heal too slowly.

• Their cardiac muscles tear and don't heal.

Tags

NGSS.HS-LS3-2

Which exercises are more appropriate for DMD patients? Select ALL that apply.

• swimming

• biking

• weight lifting

• running

Label the skeletal muscle.

c

d

b

e

muscle fiber

fascicle

myofibril

tendon

sarcomere

Label the sarcomere.

a

b

c

Actin

Myosin

Titin

Reorder the following:

• Dystrophin is too short

• The muscle membrane rips

• Calcium flood the muscle cell

• Over activation of proteases

• Functional and dysfunctional proteins are destroyed

Which is the thin myofilament of a sarcomere?

• actin

• creatine kinase

• titin

• dystrophin

Which is the thick myofilament of a sarcomere?

• actin

• myosin

• titin

• dystrophin

Which is the elastic myofilament of a sarcomere?

• creatine kinase

• myosin

• titin

• dystrophin

Which of the following proteins is responsible for energy storage?

(Hint: this protein leaves the muscle cell of DMD kids and enters the bloodstream)

• dystrophin

• creatine kinase

• actin

• myosin