(1) There are bones in our palm.
(2) Shoulder bone is called as
(3) Each finger of hand and leg has bones.
(4) Muscles have a capacity of and which help in movement.
Answers
Answer:
The above given question has been rewritten and has been explained after providing the correct answers as follows:
(1) There are __five__ bones in our palm.
They are known as Metacarpal bones.
(2) Shoulder bone is called as __The clavicle, The Scapula, The Humerus__.
(3) Each finger of hand and leg has bones __14 bones___.
They are known as phalanges.
(4) Muscles have a capacity of __contraction__and __relaxation__which help in movement.
Contraction and relaxation of muscle fibre helps in the movement.
The answers are as follows.
(1) There are five metacarpal bones in our palm.
- (Singular: metacarpus).
- They are analogous to the metatarsal bones in the foot.
- In total, 10 metacarpal and 10 metatarsal bones in our body.
(2) Shoulder bone is called as scapula.
- It connects the collarbone (clavicle) and the upper arm bone (humerus) at the shoulder joint.
- Also known as shoulder bone, shoulder blade, wing bone or blade bone.
(3) Each finger of hand and leg has phalangeal bones (or phalanges). (Singular: phalanx).
- Each hand or foot has 14 phalangeal bones – three in each finger and toe, with the exception of the thumb and large toe, which have only two.
- There are 56 phalanges in our body.
(4) Muscles have a capacity of contraction and relaxation which help in movement.
- This ability changes their length and the shape which in turn results in force and motion.
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