Neck

Question 1

Boundaries of the posterior triangle of neck

Answer 1

Posterior border of the sternocleidomastoid muscle
Middle third of the clavicle
Anterior border of trapezius muscle

Question 2

Contents of posterior triangle

Answer 2

External jugular vein, subclavian artery and vein, cervical plexus of nerves, trunks of brachial plexus, accessory nerve

Question 3

Boundaries of the anterior triangle of the neck

Answer 3

Midline of the neck, inferior border of the mandible, anterior border of sternocleidomastoid

Question 4

Contents of anterior triangle

Answer 4

Hyoid bone
Thyroid cartilage
Cricoid cartilage
Cricothyroid space
Jugular notch
Thyroid gland
Trachea
Carotid artery
Internal jugular vein
Lymph nodes