Extension is otherwise known as straightening.

Raising your hand high over your head during class b.

iii. .


They move our bones and associated body parts by pulling on them – this process is called muscle contraction.

Which muscles are used when performing the following actions? a. Jan 17, 2023 · class=" fc-falcon">Isometric: A muscular contraction in which the length of the muscle does not change. Apply the necessary parameters in the flow based on your prompt.

Extension: Refers to movement where the angle between two bones increases.

Actions – Shoulder horizontal abduction. . Sitting cross-legged i.

For example, the elbow flexes when performing a biceps curl. It is the main external rotator of the shoulder joint.


You use plantar flexion whenever you stand on the tip of your toes or point your toes.

Video of the Day Reach up — or jump, or use an elevated step for an assist — and grasp the pull-up bar in an overhand grip, hands a little wider than shoulder-width apart. .

Rowing a boat C. 2.

; concentric: An isotonic contraction where the muscle shortens.
Which muscles are used when performing the.

Set up connections on your behalf.

Apply the necessary parameters in the flow based on your prompt.

. A muscle with the opposite action of the prime mover is called an antagonist. Jan 17, 2023 · dorsiflexion: Movement of the foot upwards towards the lower leg.

Nov 11, 2022 · fc-falcon">The Infraspinatus muscle is one of the four rotator cuff muscles crossing the shoulder joint and is commonly injured. It is a ball-and-socket joint, formed between the glenoid fossa of scapula (gleno-) and the head of humerus (-humeral). Insertion – Greater tuberosity on the humerus. May 22, 2023 · Copilot can perform the following actions: Understand your intent, and create a flow based on the scenario prompt you provide. Created by.


- Deltoids. Abduction of the humerus.

- Biceps femoris.



These muscle actions are often paired, like flexion and extension or abduction and adduction.