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Worksheets11.2 Muscle structure
Total questions: 21
Worksheet time: 10mins
What connects bone to bone?
tendon
ligament
bone marrow
hormone
What connects muscle to bone?
tendon
ligament
bone marrow
hormone
Which letter represents the ulna and cartilage respectively?
E and C
F and D
F and C
E and D
Which of the following is not a function of bones and endoskeleton?
acting as levers
providing structural support
providing force for movement
anchoring muscles
Thick filament and thin filament in muscle respectively is called ...
Actin and Myosin
Myosin and Actin
Myofibril and myofilament
Myofilament and myofibril
Regulation of calcium in muscle is regulated by ...
Myofibril
Sarcolema
Sarcoplamic Reticulum
Tubules
Which types of movement are permitted by the elbow joint?
flexion and extension
abduction and adduction
rotation
all the above
Which letter represents the triceps muscle?
A
B
G
H
Which is not a function of cartilage?
absorbing mechanical shocks
reducing friction between bones
connecting bones to muscles
allowing smooth movement between bones
What is the function of synovial fluid?
protecting the ends of bones
providing force for movement
creating hydrostatic pressure
lubricating joints
Which of the following does not apply to skeletal muscle tissue?
muscle fibers contain intercalated discs
myofibrils have repeated units called sarcomeres
muscle fibres contain many contractile elements called myofibrils
a muscle fibre is multinucleated
Which number represents myosin filament?
1
5
3
4
The length of a sarcomere is represented by
1
2
5
6
The A band contains
actin filaments only
myosin filaments only
both myosin and actin filaments
neither myosin nor actin filaments
Which number represents the Myofibril?
(a)
Which number identifies the sarcomere?
(a)
Which number represents the H zone?
(a)
Which number represents a region that reduces in size during muscle contraction?
(a)
Which number represents a region that does not change size during muscle contraction?
(a)
Which number represents the I band region?
(a)
Which number represents the A band region?
(a)
