Histology

Question 1

Epimysium

Answer 1

A sheath of dense irregular connective tissue that wraps around the entire muscle.

Question 2

Perimysium

Answer 2

Partitions of dense irregular connective tissue that extend in from the epimysium and divide the muscle into fascicles

Question 3

What is the endomysium

Answer 3

Delicate loose CT that surrounds each individual muscle fiber. Contains capillaries and nerve fibers.

Question 4

Sarcoplasm

Answer 4

Muscle Cell Cytoplasm

Question 5

Sarcolemma

Answer 5

Muscle cell plasma membrane. This is different from endomyecium because it is not made of loose connective tissue

Question 6

Fiber

Answer 6

Long cylindrical arrangement of muscle cells.

Question 7

Myonuclei

Answer 7

Nuclei of muscle cells.

Question 8

Myofibrils

Answer 8

Long cylindrical units that run the length of the muscle cells that make up the sacroplasm, they consist of a chain of sarcomeres.

Question 9

Stirations

Answer 9

Alternating bands of dark and light fibers.