Lecture 5 Joint Movements Flashcards
Frontal plane
Anterior and posterior halves
Transverse plane
Inferior and superior portions
Sagittal plane
Left and right sides
Anteroposterior axis
Front and back, associated with the frontal plane
Longitudinal axis
Top and bottom, associated with the transverse plane
Mediolateral axis
Side to side, associated with Sagittal plane
The human body is made up of ______ segments (bones) connected by ______ constraints (joints)
Rigid, rotational
What axis and plane does shoulder flexion and extension occur at?
Sagittal plane and mediolateral axis
What axis and plane does shoulder abduction and adduction occur at?
Frontal plane and anteroposterior axis
What axis and plane does shoulder medial and lateral rotation occur at?
Transverse plane and longitudinal axis
What axis and plane does hip flexion and extension occur at?
Sagittal plane and mediolateral axis
What axis and plane does hip abduction and abduction occur at?
Frontal plane and antereoposterior axis
What axis and plane does hip medial and lateral rotation occur at?
Transverse plane and longitudinal axis
What axis and plane does knee flexion and extension occur at?
Sagittal plane and mediolateral axis
What axis and plane does knee medial and lateral rotation occur at?
Transverse plane and longitudinal axis
What axis and plane does ankle dorsiflexion and plantar flexion occur at?
Sagittal plane and mediolateral axis
An angle is formed by two lines which intersect at a point called the ______
Vertex
In biomechanics:
The intersecting lines are generally _______
The vertex is often a ______
Body segments, joint centre
The _______ vertex is aligned with the joint connecting two segments
Angle
Hip angle convention
When the angle is positive, the hip is in a ______ position
When the angle is zero, the hip is in a _______ position
When the angle is negative, the hip is in an _________ position
- Flexed
- Neutral
- Extended
Knee angle convention
When the angle is positive, the knee is in a ______ position
When the angle is zero, the knee is in an _______ position
When the angle is negative, the knee is in a _______ position
- Flexed
- Extended
- Hyper-extended
Ankle angle convention
When the angle is positive, the ankle is in a ________ position
When the angle is zero, the ankle is in a _______ position
When the angle is negative, the ankle is in a _______ position
- Dorsiflexed
- neutral
- Plantarflexed
