Muscles in the Arm
What is the function of the biceps brachii?
Flexes the upper arm and twists the forearm.
How many insertion points does the gastrocnemius have?
It has three insertion points.
Where is the orbicularis oris located?
The mouth.
Where is the sternocleidomastoid located?
In a v-shape in the neck.
What are the three types of muscle tissue?
Skeletal, Smooth, and Cardiac.
What is the origin point of the Biceps Brachii and how many attachment points does it have?
The shoulder and 2 point of attachment.
Where is the pernoeus longus located?
It is located on the lateral side of the leg.
What is the insertion or origin of the masseter.
Insertion-posterior of the lower teeth
Origin-in the cheek bone
What is the function of the external oblique?
It helps rotate the trunk and pulls the chest downward.
What is the largest muscle in the body?
(not the longest)
Gluteus maximus
What are some common injuries the triceps brachii can have?
There aren't any specific injuries exclusive to the triceps brachii, however it is susceptible to strains
What is the function of the peroneus longus?
It is used when balancing one's weight on one foot.
Where does the masseter get its name from?
Comes from the Greek word "to chew?"
What are some common injuries of the internal intercostals?
Bruising, strain, and separation.
What is the strongest muscle, based on its size?
The masseter
What was the deltoid named after?
Named after the Greek letter Δ (delta) due to the similar shape they both share.
What are some common injuries to the rectus femoris?
Some common injuries are hip flexor and thigh strains.
What is the important nerve in the orbicularis oris?
The sensory nerve in the upper lip.
What type of exercise would work the external oblique?
Russian twist, rotating side plank, and bicycle crunches?
what are the busiest muscles in your body?
Those controlling eye movements.
What is the function of the teres minor?
Externally rotates the shoulder.
What is the origin of the name semimemranosus?
The origin comes from the combined Latin words semis, meaning "half" and membrana meaning "skin."
What are some common injuries to the masseter?
Injuries include strains, inflammation, and tears.
What are some important nerves that effects the sternocleidomastoid
The hypoglossal nerve which is in the tongue.
What percent do muslces make up of your body weight?
40%