Unit 3 Review Lectures 1 & 2

Which tissue shown below is skeletal tissue?

• Muscle tissue 1

• Muscle tissue 2

• Muscle tissue 3

The heads of myosin myofilaments are called ___ when they link the thick and thin filaments together.

• Acetylcholine

• ATP

• Cross bridges

• Neuromuscular Junction

Skeletal muscle has 3 functions: mobility, posture & heat productions. Posture is thanks to ___.

• Muscle tone

• You sitting up right

• Muscles contracting & relaxing

• Exercise

What types of tissue make up skeletal muscle?

• muscle, connective, nervous

• muscle, connective, nervous, epithelial

• muscle, connective

• muscle

Where will you find fascia connective tissue?

• surrounding whole muscles

• surrounding muscle fibers

• surrounding fascicles

Fascia tapers off at the ends of skeletal muscles to form ___ which connects the skeletal muscle to a bone.

• tendon

• ligament

• endomysium

• perimysium

Between fascia & the skeletal muscle, you will find a layer of ____.

• Epimysium

• Endomysium

• Perimysium

___ is a type of connective tissue which can be found wrapped around fascicles.

• perimysium

• endomysium

• epimysium

Which of the following occurs when ATP binds to the myosin head?

• Myosin head change to low energy configuration

• Myosin head detach from actin

• Myosin head undergoes power stroke

• Myosin head forms cross bridge

Fascicles are bundles of ____.

• muscle fibers (cells)

• endomysium

• myofilaments

• myofibril