APPLIED RADIOLOGICAL ANATOMY

ANATOMY

MUSCULOSKELETAL AND SOFT TISSUE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The type of joint that allows your knee to bend
A
Pivot
B
ball and socket
C
Gliding
D
hinge
Explanation: 

Detailed explanation-1: -Hinge joints are classified into the category of synovial joints. A synovial joint is a kind of joint which is found between two bones that move against each other, like joints of limbs. For example, shoulder, hip, elbow and knee.

Detailed explanation-2: -The knee is the largest hinge joint in the human body. Hinge and pivot joints are both types of synovial joint. A hinge joint can be considered a modified sellar/saddle joint, with reduced movement.

Detailed explanation-3: -The knee is a hinge joint but it also has the ability to rotate slightly as it moves. The contraction of muscles at the front of the thigh (quadriceps) straightens the leg, while contraction of the muscles at the back of the thigh (hamstrings) allow the leg to bend at the knee.

Detailed explanation-4: -Hinge joints. Hinge joints, such as in the fingers, knees, elbows, and toes, allow only bending and straightening movements.

Detailed explanation-5: -The knee joint is a hinge joint. Like a door hinge, a hinge joint allows backward and forward movement. The pivot joint only allows rotating movement. An example of a pivot joint is the joint between the radius and ulna that allows you to turn the palm of your hand up and down.

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