<prompt> Contents of bicipital groove isareSynol membrane of shoulder jtAscending branch of anterior circumflex aeryAscending branch of posterior circumflex aeryRadial aery  <response>: BICIPITAL GROOVE:-Veical groove between greater and lesser trochanter.Contents:-1. Long head of biceps.2. Ascending branch of anterior circumflex humeral aery.Muscles attachments:1. Pectoralis major- outer lip2. Teres major- inner lip3. Latissimus dorsi- floor of groove. Reference: Vishram Singh, pg no.22 