Study Notes 4

Question 1

List the type of muscle filaments found in the skeletal muscles

Answer 1

1. Actin filaments
2. Myosin filaments
3. Think filaments
4. Thin filaments

Question 2

List the order of connective tissue muscle coverings from smallest to largest

Answer 2

ENdomysium
PErimesium
EPimysium

Question 3

The basic unit of muscle contraction; have overlapping myosin and actin filaments

Answer 3

Sarcomere

Question 4

Stored energy by muscle cells

Answer 4

Creatine Phosphate

Question 5

These control muscle contractions

Answer 5

Motor nerves

Question 6

The manner in which muscle fibres are arranged

Answer 6

Fascicles

Question 7

These have hundreds of sacromeres connected end to end

Answer 7

Myofibril

Question 8

Formed energized myosin(a fibrous protein that forms (together with actin) the contractile filaments of muscle cells and is also involved in motion in other types of cells) bind to active sites of actin

Answer 8

Cross bridges

Question 9

Traverse bands

Answer 9

Striations

Question 10

List 5 functions of the skeletal system

Answer 10

1. Support
2. Protect
3. Lever
4. Marrow
5. Storage

Question 11

Muscles attached to bones by connective tissues

Answer 11

Tendon

Question 12

Bones held together at joints by connective tissues

Answer 12

Ligaments

Question 13

The inflammation of the joints

Answer 13

Arthritis

Question 14

Inflammation of the bursa or sacs

Answer 14

Bursitis

Question 15

Loss of bone tissue

Answer 15

Osteoporosis

Question 16

Injury to joint caused by twisting

Answer 16

Sprain