Muscles Vocab Quiz

A bundle of fascicles

• Muscle

• Epimysium

• Tendon

• Sarcolemma

attaches muscles to bones

• Muscles

• Tendons

• Joints

• Sarcolemma

Layer of connective tissue that covers each fascicle

• Perimysium

• Muscle Fiber

• Sarcoplasm

• Myofibril

Cell membrane

• Sarcoplasm

• Sarcolemma

• Myofibril

• Sarcomere

Network of membranous channels. It stores calcium

ions and corresponds to the endoplasmic reticulum of other cells

• Sarcomere

• Sarcoplasm

• Sarcolemma

• sarcoplasmic reticulum

Threadlike structures that make up a muscle fiber

• Muscle Fiber

• Tendon

• Myofibril

• Epimysium

repeating pattern of striations. Functional unit of

skeletal muscle fiber/muscle contraction.

• Sarcoplasm

• Sarcomere

• Sarcolemma

• Transverse tubules

(light band) – composed of thin actin filaments directly attached to Z disc/lines

• A band

• I band

central region where the thick and thin filaments overlap

• H zone

• C zone

• T zone

• O zone

Made up of three proteins: Actin, troponin and

tropomyosin

• Thick filaments

• Thin filaments