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Flashcards in the neck Deck (23)
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1

what is the superior limit of the neck?

mandible and base of skull

2

what is the inferior limit of the neck?

thoracic inlet

3

the neck is divided into 2 triangle what are these called?

anterior triangle and posterior triangle

4

what are the boundaries of the anterior triangle of the neck?

sternocleidomastoid, midline, lower border of mandible

5

what are the boundaries of the posterior triangle of the neck?

sternocleidomastoid, trapezius muscle, clavicle

6

what muscles does the anterior triangle of the neck contain?

- mylohoid
- digastric
- infrahyoid (strap muscles)

7

there are 4 strap muscles, name them?

- sternohyoid
- sternothyroid
- thyrohyoid
- omohyoid

8

where in the neck are the strap muscles?

front of the neck

9

which skeletal elements does the anterior triangle of the neck contain?

- thyroid cartilage
- cricoid cartilage
- hyoid bone
- trachea

10

which glands does the anterior triangle of the neck contain?

- thyroid gland
- parathyroid gland
- submandibular glands

11

which arteries supply the glands in the anterior triangle of the neck?

superior external carotid artery and inferior thyroid arteries

12

how many parathyroid glands does the average person have?

4

13

which nerves are located in the anterior triangle of the neck?

- vagus
- phrenic
- hypoglossal

14

where in the neck does the phrenic nerve originate?

C3-5

15

where does the phrenic nerve supply?

diaphragm

16

where does the hypoglossal nerve run from and to?

brainstem to undertone

17

which vessels are located in the anterior triangle of the neck?

- common carotid artery
- jugular veins

18

which artery supplies the head and neck?

common carotid

19

what is the function of jugular veins?

take deoxygenated blood from the head to heart via inferior vena cava

20

which nerves are located within the posterior triangle of the neck?

- accessory nerve
- parts of brachial plexus
- cutaneous cervical nerves

21

what does the brachial plexus supply?

upper limbs

22

the accessory nerve provides motor supply to where?

sternocleidomastoid and trapezius muscles

23

which triangle of the neck, posterior or anterior contains lymph nodes?

posterior