Structure of Skeletal Muscle
Trending Questions
- sarcolemma
- endomysium
- epimysium
- both a and b
- sarcolemma
- endomysium
- epimysium
- perimysium
i. Shortening of sarcomere occurs when Z lines attached to actin filaments are pushed outwards.
ii. During contraction, I bands retain their lengths.
iii. During contraction, A bands get reduced in length.
- I- True, ii- False, iii-False
- I- False, ii- True, iii-True
- I- False, ii- False, iii-False
- I- True, ii- True, iii-False
- Extension of actin filaments in the central portion of the A-band
- The absence of myofibrils in the central portion of A-band
- The central gap between myosin filaments in the A-band
- The central gap between actin filaments extending through myosin filaments in the A-band
- Sarcolemma
- Sarcoplasm
- Sarcoplasmic reticulum
- Fascicle
A. Muscle covering1. EndomysiumB. Muscle bundle2. EpimysiumC. Muscle bundle covering3. FascicleD. Muscle fibre covering4. Perimysium
- A-1; B-2; C-3; D-4
- A-2; B-3; C-4; D-1
- A-3; B-4; C-1; D-2
- A-4; B-1; C-2; D-3
- Perimysium
- Endomysium
- Both a and b
- Epimysium
- sarcolemma
- endomysium
- epimysium
- both a and b
A. Muscle covering1. EndomysiumB. Muscle fibre bundle2. EpimysiumC. Muscle bundle covering3. FascicleD. Muscle fibre covering4. perimysium
- A-1; B-2; C-3; D-4
- A-2; B-3; C-4; D-1
- A-3; B-4; C-1; D-2
- A-4; B-1; C-2; D-3
- Perimysium
- Endomysium
- Both a and b
- Epimysium
___________a bundle of skeletal muscle fibers surrounded by perimysium
Myotendrils
- Myocyte
Myosin
Fascicle
- sarcolemma
- sarcoplasmic reticulum
- sarcomere
- sarcoplasm
- Perimysium
Sarcolemma
- Endomysium
- Epimysium
A. Muscle covering1. EndomysiumB. Muscle fibre bundle2. EpimysiumC. Muscle bundle covering3. FascicleD. Muscle fibre covering4. perimysium
- A-1; B-2; C-3; D-4
- A-2; B-3; C-4; D-1
- A-3; B-4; C-1; D-2
- A-4; B-1; C-2; D-3
The cytoplasm within the muscle fiber is known as the
Myoglobin component
Sarcolemma
Sarcoplasm
Sarcoplasmic reticulum
- H Zone
- Thin filament
- Sarcomere
- Thick filament
Which is the functional unit of voluntary muscles?
H-band
A-band
I-band
Sarcomere
Which is the correct arrangement of muscle structures from biggest to smallest?
Myofibril, myofilament, muscle fascicle
Muscle , fascicle, myofibril, myofilament
Myofilament, myofibril , fascicle, muscle
Fascicle, myofibril, muscle , myofilament
Match the separating membranes with appropriate structure in the muscle.
i).→ c ., ii). → b., iii). → d., iv). → a
i). → c, ii). → a., iii). → d., iv). → b
i). → b., ii). → c., iii). → d., iv). → a
i). → c., ii). → d., iii). → b., iv). → a