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58 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Mechanism of muscle contraction is best explained by |
Sliding filament theory |
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Gluteus Maximus |
Largest muscle |
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Gluteus maximus attached to |
Sacrum, Ilium , femur |
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Sartorius muscle attached b/w |
Pubis and Tibia |
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Bones of thigh |
Femur |
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Bones of shank |
Tibia and fibula |
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Strongest bones |
Tibia and Femur |
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Sartorius muscle also called as |
Tailor's muscle |
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Floating ribs are? Why? |
11th and 12th b/c they do not articulate with sternum but they articulate with thoracic vertebrae |
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Paired bones of face are |
Nasals Maxillary (upper jaw) Zygomatic (cheek bones) Lacrymal (tear/lacrymal glands) Palatine Inferior nasals |
N M Z L P I |
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Number of paired bones in face |
6(12) |
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Vertebral formula |
C7 T12 L5 S(5) C(4) |
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Atypical thoracic vertebrae are |
1,9,10,11,12 |
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Typical thoracic vertebrae are |
2-8 |
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Unpaired bones of face |
2 |
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Largest foramen of cranium |
Foramen magnum |
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Total thoracic vertebrae are |
12 |
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Characteristic feature of Femur |
Trochanters( for the attachment of muscle) |
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Largest tarsal in feet |
Calcanium(forms heel bone) |
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Number of phalenges in feet |
5 |
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Phalangial formula of feet |
2 3 3 3 3 (14 bones) |
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Total number of bones in each leg |
One leg has 30 bones |
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Number of tarsals in feet |
7 |
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While sitting the weight of the body is resting on |
Ischium |
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What type of joint is knee joint |
Hinge joint |
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Bones of fingers |
5 phalenges with 14 bones |
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Joint b/w humerus, radius and ulna |
Hinge joint also called as elbow joint |
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Which part of ulna will form elbow |
Olicranan process |
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Joint formed b/w upper arm and forearm bones |
Hinge joint |
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How many bones are there in each forelimb |
30 bones |
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Bones of palm |
5 metacarpels |
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Wrist bone has |
8 carpels arranged in two rows |
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Cranium has how many bones |
8 |
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Pared bones of cranium are |
Parietal Temporal |
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1st cervical vertebrae |
Atlas |
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2nd cervical vertebrae |
Axis |
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collagenous connective tissue layer which hold the muscle bundle together is |
Fascia |
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Bundle of muscle fibre is called |
Fasciculus |
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Unpaired bones of face are |
Vomer Mandible |
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Unpaired bones of cranium |
Frontal occipital ethmoid Sphinoid |
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Dark band on myofibril is |
A-band or Anisotropic band |
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At the centre of A-band there is |
H-band(comparatively lighter area) |
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What passes through the centre of H-band |
M-line |
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Dark line which passes through the centre of the light I-BAND is |
Z-line |
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Part of myofibril between two successive Z-line is |
Sarcomere |
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Sarcomere comprises of |
Single A-BAND and half of each adjacent I-BAND |
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H-band is also known as |
Hensen's zone |
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Light band on myofibril is |
I-band or Isotropic band |
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Structural and functional unit of myofibril |
Sarcomere |
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A-band consists of both |
Myosin and actin filaments |
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What happens to I band during contraction of muscle fibre |
Length of the i-band shortens |
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I-BAND consists of |
Actin filaments only |
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HMM= |
Globular head + short arm |
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Monomeric proteins called meromyosin are polymerised to form |
Myosin protein |
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LMM= |
Tail |
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Length of A-band does not change during |
Contraction |
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In contracted skeletal muscle fibre |
M-line disappears |
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Ions essential for muscular contraction |
Mg2+ and Ca2+ |
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