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What is the difference between compact and spongy
bone?
- ....ANSWER...Compact bone is dense and strong,
providing structural support, while spongy bone is lighter
and porous, containing bone marrow.
Describe the role of the vertebral column in the body. -
....ANSWER...The vertebral column supports the body,
,protects the spinal cord, and allows flexible movement.
How many bones are in the human body -
....ANSWER...and how are they classified?, There are 206
bones, classified into long bones, short bones, flat bones,
irregular bones, and sesamoid bones.
,Fill in the blank: The ____ bone is the only bone in the
human body not connected to any other bone. -
....ANSWER...Hyoid.
What are the three main types of joints in the human
body - ....ANSWER...and how do they differ?, Fibrous
(immovable), cartilaginous (partially movable), and
,synovial (freely movable).
Fill in the blank: Synovial joints are lubricated by ____ -
....ANSWER...which reduces friction and allows smooth
movement., Synovial fluid.
Describe the structure and function of a ball-and-socket
joint. - ....ANSWER...A ball-and-socket joint, such as the
hip or shoulder, allows multi-directional movement and
rotation, providing the greatest range of motion.
What is the role of ligaments in joint stability? -
....ANSWER...Ligaments connect bones and stabilize
, joints
by preventing excessive or abnormal movements.
,How do hinge joints function - ....ANSWER...and where
are they commonly found?, Hinge joints allow for flexion
and extension like a door hinge, commonly found in the
elbows, knees, and fingers.
Fill in the blank: The ____ joint is an example of a pivot
joint - ....ANSWER...allowing rotational movement.,
Atlantoaxial (between the first and second cervical
vertebrae).
What muscles are included in the posterior chain -