4. Body and Its Movements
1. Define the following, with functions and suitable examples, wherever applicable:
a. Joint
b. Ligament
c. Tendon
d. Biceps
e. Triceps
f. Voluntary Muscles
g. Involuntary Muscles
h. Cardiac Muscles
i. Locomotory System
j. Immovable Joints
k. Movable Joints
l. Ball and Socket Joint
m. Hinge Joint
n. Pivot Joint
o. Gliding Joint
p. Muscles
q. Locomotion
2. Fill in the blanks:
a. The backbone is also known as ___________________________.
b. Movements in a part of our body depends on the _______________ joint present in that region.
c. Bones of the arm are attached to the ______________________.
d. Bones of the leg are attached to the _______________________.
e. Backbone protects ____________, while the skull protects __________________.
f. An _____________ foot provides more support to the body than a ____________ foot.
3. Name these:
a. The two systems controlling locomotion in our body
b. No. of bones in an adult human body
c. No. of bones in an infant
d. No. of ribs in human body
e. No. of bones in the brain box
f. No. of bones that make the face
g. The only movable bone in the skull
h. No. of girdles in our body
i. The girdle present in the upper part of the body
j. The girdle present in the lower part of the body
k. The girdles attaching the limbs to the trunk
l. The organ in our body, having double hinge joint.
m. The different types of muscles present in our body
n. The different types of joints present in our body
o. No. of vertebra present in our body
p. The different types of movable joints present in our body
a. Biceps and triceps
b. Tendon and Ligament
c. Bone and Muscle
5. Answer these:
a. What are the problems associated with flat sole?
b. List the various ways, by which, we can keep our bones and muscles healthy.
c. List the functions of:
i. Skeletal system
ii. Rib Cage
iii. Vertebral Column
iv. Skull
v. Arched sole of our feet
d. Describe the structure of:
i. chest cavity
ii. Vertebral Column
iii. Skull
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