Anatomy

Question 1

Myalgia

Answer 1

Muscle pain

Question 2

Myopathy

Answer 2

Any disease of the muscles

Question 3

Myoglobin

Answer 3

Muscle protein that stores oxygen

Question 4

Myasthenia

Answer 4

Muscle weakness

Question 5

Myotonia

Answer 5

Delayed muscle relaxation after contraction

Question 6

Myoclonus

Answer 6

Sudden involuntary muscle contractions and relaxation

Question 7

Fasciculation

Answer 7

Small local involuntary muscle contractions and relaxation

Question 8

Rhabsomyolysis

Answer 8

Muscle damage releasing proteins into bloodstream

Question 9

Dystrophy

Answer 9

Abnormal muscle development

Question 10

Fibromyalgia

Answer 10

Chronic disorder with widespread musculoskeletal pain

Question 11

Tendinitis

Answer 11

Inflammation of a tendon

Question 12

Isotonic contraction

Answer 12

Constant tension, variable muscle length
Concentric and eccentric

Question 13

Isometric concentration

Answer 13

Constant length, variable tension e.g hand grip

Question 14

Myofibrils

Answer 14

Long cylindrical organelles that are the fundamental contractile elements of both skeletal and cardiac muscle
Composed of sacromeres

Question 15

Satellite cells

Answer 15

Divide to make muscle cells
Fuse with existing fibres to regenerate muscle tissue

Question 16

Caveolae

Answer 16

Membrane invaginations
In smooth muscle
Analogous to T tubules

Question 17

Dense bodies

Answer 17

In smooth muscle
Functional equivalent of Z discs
Actin filaments bind to them in the plasma membrane and in cytoplasm