Organization of the Muscular System

Question 1

the is the cell membrane of a muscle fiber

Answer 1

Sarcolemma

Question 2

a is a bundle of parallel myofilaments within a muscle fiber

Answer 2

Myofibril

Question 3

the is similar to ER but collects and stores calcium ions in a resting muscle fiber

Answer 3

Sarcoplasmic Reticulum

Question 4

Two types of myofilments in skeletal muscle cells are

Answer 4

Thick and Thin

Question 5

a repeating pattern, or unit, of myofibrils within the myofilament is the

Answer 5

Sarcomere

Question 6

a tube formed by the inward extension of the cell membrane is called

Answer 6

T-tubule

Question 7

an entire muscle is covered with a fibrous sheath called the

Answer 7

Epimysium

Question 8

a muscle is anchored by its whereas it pulls at its intersection

Answer 8

Origin

Question 9

each fascicle, or fasciculus, is wrapped in fibrous

Answer 9

Perimysium

Question 10

a broad, flat version of a tendon is more accurately called an

Answer 10

Aponeurosis

Question 11

each individual muscle cell has a fibrous wrapped around its sarcolemma

Answer 11

Endomysium

Question 12

A muscle that flexes a joint may have the term in its name

Answer 12

flexor

Question 13

A muscle around an opening may be named by the term

Answer 13

Sphincter

Question 14

a muscle associated with the femur may have in its name

Answer 14

Femoris

Question 15

fibrous connection is in the shape of a strap or band is a

Answer 15

Tendon

Question 16

a muscle fiber has multiple

Answer 16

nuclei