Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/5

Click to flip

5 Cards in this Set

  • Front
  • Back
What are the five origins (proximal attachments) of the latissimus dorsi muscle?
1) inferior six thoracic (i.e.
T7-T12) vertebral spines
2) thoracolumbar fascia
3) posterior third of iliac
crest
4) inferior 3 or 4 (i.e. 9th-12th) ribs
5) inferior angle of scapula
What is the insertion (distal attachment) of the latissimus dorsi muscle?
floor of intertubercular humeral groove
What innervates the latissimus dorsi muscle?
thoracodorsal nerve [aka middle scapular nerve (i.e. C7, 8 spinal nerves)]
What are the three main actions of the latissimus dorsi muscle?
1) adducts humerus
2) extends humerus
3) medially (internally) rotates
humerus
What artery supplies the latissimus dorsi muscle?
thoracodorsal artery