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Musculoskeletal System Overview

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Questions and Answers

What is the function of tendons in the human musculoskeletal system?

Facilitate body movements

Connect muscles to bones (correct)

Attach bone to bone

Connect bones to bones and prevent friction

Which type of muscle makes up about half of the human body weight?

Cardiac muscle

Smooth muscle

Skeletal muscle (correct)

Connective muscle

What is the role of ligaments in the musculoskeletal system?

Attach muscles to bones

Support blood circulation

Connect bones to bones (correct)

Facilitate joint movements

Which type of muscle is considered involuntary and forms the heart wall?

Cardiac muscle Signup and view all the answers

What is the function of connective tissues in the musculoskeletal system?

Favor positions and movements Signup and view all the answers

How do joints and cartilages contribute to the musculoskeletal system?

Prevent friction between bones Signup and view all the answers

Which type of muscles are controlled unconsciously and control the flow of substances within lumens?

Smooth muscles Signup and view all the answers

What is the role of troponin in muscle contraction?

Forms cross bridges with actin Signup and view all the answers

What type of muscle fibers are innervated by a single motor axon?

Skeletal muscle fibers Signup and view all the answers

What is the primary function of skeletal muscles?

Generate muscle contractions and movement Signup and view all the answers

Which proteins work together to generate muscle contractions and movement in muscle tissue?

Myosin and actin Signup and view all the answers

What causes the muscle fibers to contract and generate during muscle contraction?

Myosin converts chemical energy into mechanical energy Signup and view all the answers