Musculoskeletal System

What type of joint is the wrist?

• Ball and socket

• Hinge

• Condyloid

• Pivot

What do osteocytes do?

• Produce cartilage

• Maintain bone

• Store minerals

• Break down bone

What does adduction mean?

• Movement away from body

• Rotation around an axis

• Movement towards body

• Flexing a joint

Which muscle type is only in the heart?

• Smooth

• Skeletal

• Cardiac

• Voluntary

Which cells build bone?

• Osteoclasts

• Chondrocytes

• Osteoblasts

• Myocytes

Which muscle performs elbow flexion?

• Triceps

• Biceps

• Deltoid

• Latissimus dorsi

Which fibres contract quickly but tire fast?

• Fast twitch

• Slow twitch

• Cardiac

• Smooth

What stores calcium in muscle fibres?

• Sarcolemma

• Myofibril

• Sarcoplasmic reticulum

• Endoplasmic reticulum

Which muscle moves the arm up at the shoulder?

• Biceps

• Deltoid

• Gastrocnemius

• Hamstring

What movement occurs when pointing toes down?

• Dorsiflexion

• Plantar flexion

• Extension

• Circumduction