APPLIED RADIOLOGICAL ANATOMY

ANATOMY

MUSCULOSKELETAL AND SOFT TISSUE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Skeletal muscles are ____
A
an involuntary type of muscle that makes up the heart
B
line the esophagus and aid in moving food through involuntary contractions
C
attached to the bones and control voluntary movement
D
totally involuntary muscles
Explanation: 

Detailed explanation-1: -Skeletal muscles comprise 30 to 40% of your total body mass. They’re the muscles that connect to your bones and allow you to perform a wide range of movements and functions. Skeletal muscles are voluntary, meaning you control how and when they work.

Detailed explanation-2: -Skeletal muscle, attached to bones, is responsible for skeletal movements. The peripheral portion of the central nervous system (CNS) controls the skeletal muscles. Thus, these muscles are under conscious, or voluntary, control.

Detailed explanation-3: -The three main types of muscle include: Skeletal muscle – the specialised tissue that is attached to bones and allows movement. Together, skeletal muscles and bones are called the musculoskeletal system (also known as the locomotor system).

Detailed explanation-4: -Skeletal muscles are attached to the skeleton by tough connective tis sues calle d tendons(see Figure above). Many skeletal muscles are attached to the ends of bones that meet at a joint. The muscles span the joint and connect the bones. When the muscles contract, they pull on the bones, causing them to move.

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