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Muscle Tissue Overview

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Questions and Answers

What is the primary function of skeletal muscles?

To support soft tissues

To produce skeletal movement (correct)

To maintain body temperature

To guard body openings

Which of the following connective tissues surrounds individual muscle cells?

Perimysium

Epimysium

Endomysium (correct)

Fascia

What is the purpose of transverse tubules (T tubules) in muscle fibers?

To release calcium ions into the sarcoplasm

To transmit action potential through the cell (correct)

To stabilize myofilaments

To form chambers for ion concentration

Which protein filaments are responsible for muscle contraction?

Both myosin and actin Signup and view all the answers

Where does the densest and darkest area on a light micrograph appear in a sarcomere?

H zone Signup and view all the answers

How do muscle fibers develop?

By fusion of mesodermal cells (myoblasts) Signup and view all the answers

What is the function of the sarcoplasmic reticulum?

Concentration of calcium ions Signup and view all the answers

What is the main function of connective tissues in muscle tissue?

To provide a structural framework for muscle attachment and support Signup and view all the answers

What is the primary role of blood vessels in muscle tissue?

To carry away waste products generated by muscle activity Signup and view all the answers

What type of muscles are under voluntary control?

Skeletal muscles Signup and view all the answers