Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Didn't know it?
click below
Knew it?
click below
Don't know
Remaining cards (0)
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Stack #2972102

What is the Origin of the Pectoralis Major Muscle? 2 origins; clavicluar head originating from the medial half of the clavicle until the sternoclavicular joint and the sternocostal head; originating from the manubrium, body of sternum and external aponeurotic fascia. upper 6 ribs give costal origins.
Describe the insertion of the Pectoralis Major 3 lamina, superficial, from clavicular head, intermediate from sternal head, deep from costal slips inserts most proximal proximal origins insert distal and viceversa
What is the nerve supply of the Pectorlais Major? Medial (C8, T1) and lateral (C5, C6, C7) pectoral nerves. Medial pectoral nerve pierce pectoralis minor and supplies it before supplying the sternocostal head. the lateral pectoral nerve supplies the clavicular head
What is the function of the Pectoralis Major? with lat dorsi, powerfull adductor, alone, internal rotator of humerus, when arm abducted, accessory muscle of respiration, clavicular head is weak flexor
Created by: sacksyb



Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards