Muscles and Joints

What is the main function of muscles in the body?

• The main function of muscles in the body is to enable movement, provide stability, and maintain posture.

• The main function of muscles in the body is to produce hormones.

• The main function of muscles in the body is to aid in digestion.

• The main function of muscles in the body is to regulate body temperature.

Name the three types of muscles and provide an example of each.

• Smooth muscle - example: intestines

• Cardiac muscle - example: heart

• Skeletal muscle - example: biceps

What are the functions of skeletal muscles?

• Las funciones de los músculos esqueléticos incluyen el movimiento del cuerpo, mantener la postura, generar calor y facilitar la circulación sanguínea.

• Production of hormones

• Digestion of food

• Regulation of body temperature

What are the functions of smooth muscles?

• To control voluntary movements like walking and running

• To support the structure of bones and joints

• To regulate body temperature

• Las funciones de los músculos lisos incluyen la contracción y relajación para controlar el movimiento de órganos internos, como el intestino y los vasos sanguíneos.

What are the functions of cardiac muscles?

• Producing hormones

• Digesting food

• Las funciones de los músculos cardíacos incluyen bombear sangre a través del cuerpo, mantener la presión sanguínea y asegurar el flujo sanguíneo adecuado.

• Regulating body temperature

What are the three main types of joints in the human body?

• Pivot joints, Gliding joints, Saddle joints

• Muscular joints, Tendon joints, Ligament joints

• The three main types of joints in the human body are fibrous joints, cartilaginous joints, and synovial joints.

• Ball joints, Socket joints, Hinge joints

What type of joint allows for the most movement?

• The ball-and-socket joint allows for the most movement.

• The gliding joint allows for the most movement.

• The hinge joint allows for the most movement.

• The pivot joint allows for the most movement.

What type of joint allows for limited movement?

• Ball joint

• Hinge joint

• Pivot joint

• Gliding joint

What type of joint allows for no movement?

• Ball and socket joint

• Fibrous joint

• Pivot joint

• Hinge joint

Provide an example of each type of joint and its location in the body.

• Example of a hinge joint: Hip joint

• Example of a ball and socket joint: Shoulder joint. Example of a hinge joint: Elbow joint. Example of a pivot joint: Neck joint. Example of a gliding joint: Wrist joint.

• Example of a ball and socket joint: Knee joint

• Example of a pivot joint: Ankle joint