Movimentos do corpo humano. Anatomia e Cinesiologia | Anatomia etc
Summary
TLDRIn this anatomy and physiology lesson, Professor Natália Reinecke explains the main movements of the human body. The video covers key concepts such as abduction and adduction, flexion and extension, rotation, and circumduction, exploring how these movements occur in various body parts. The movements are described in relation to anatomical planes and axes, with examples from joints like the shoulder, hip, knee, and more. For a thorough understanding, it's recommended to watch earlier lessons on anatomical position, planes, and axes. The professor also invites viewers to engage with the content and share feedback for future lessons.
Takeaways
- 😀 The lesson is about understanding the main body movements in human anatomy.
- 😀 Professor Natália Reinecke introduces the topic and encourages viewers to subscribe and click the notification bell for more content.
- 😀 Before diving into body movements, it’s important to have a clear understanding of anatomical position, planes, and axes of the body.
- 😀 Body movements occur within anatomical planes (frontal, sagittal, and transversal) and around corresponding axes.
- 😀 Abduction is the movement of a limb away from the midline of the body, while adduction brings it closer to the midline.
- 😀 The sagittal plane allows for flexion (decreasing joint angle) and extension (increasing joint angle), essential in many joints like the shoulder, hip, and knee.
- 😀 Dorsiflexion and plantar flexion occur at the ankle joint, with dorsiflexion moving the foot upwards and plantar flexion pointing the toes down.
- 😀 Rotation occurs in the transversal plane around the longitudinal axis, and can be medial (towards the midline) or lateral (away from the midline).
- 😀 Circumduction is a circular movement combining multiple movements, typically found in the shoulder and hip joints.
- 😀 The lesson concludes by encouraging viewer engagement through feedback in the form of likes and comments, and asking what other lessons they would like to see.
Q & A
What are the main body movements discussed in this lesson?
-The main body movements covered are abduction, adduction, flexion, extension, dorsiflexion, plantar flexion, rotation, and circumduction.
What is abduction and how does it occur?
-Abduction is the movement of a limb away from the body’s midline, which occurs in the frontal plane around the anteroposterior axis.
What is adduction and how does it occur?
-Adduction is the movement of a limb towards the body's midline, also occurring in the frontal plane around the anteroposterior axis.
How does the position of the body’s limbs affect abduction and adduction?
-Abduction and adduction involve the limbs moving in relation to the body’s midline, which is defined by an imaginary line running down the center of the body.
What is the difference between flexion and extension?
-Flexion is a movement that decreases the angle between two bones, while extension increases the angle between them. These movements occur in the sagittal plane around the lateral axis.
What is dorsiflexion and how is it different from plantar flexion?
-Dorsiflexion occurs when the foot’s dorsal surface moves upward towards the shin, while plantar flexion happens when the bottom of the foot moves downward, as seen in ballet dancing.
How does flexion and extension of the knee differ from flexion and extension of the elbow?
-In knee flexion, the leg moves backwards towards the thigh, while in elbow flexion, the forearm moves forward towards the arm.
What are the different types of rotation discussed in this lesson?
-There are two types of rotation: medial rotation (towards the midline) and lateral rotation (away from the midline), both occurring in the transverse plane around the longitudinal axis.
What is circumduction and which joints typically perform this movement?
-Circumduction is a circular movement that combines abduction, adduction, flexion, and extension. It occurs in joints like the shoulder and hip.
Why is it important to understand anatomical planes and axes before studying body movements?
-Understanding anatomical planes and axes is crucial because body movements occur along these planes and around these axes, and they provide the context for how movements are categorized and described.
Outlines
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