Live from the Lab

Question 1

What are the three salivary glands?

Answer 1

Parotid salivary gland
Submandibular salivary gland
Sub-lingual salivary gland

Question 2

What muscle does the parotid gland duct pierce?

Answer 2

Buccinator

Question 3

What is the position of the buccinator relative to the masseter?

Answer 3

Anterior and deep

Question 4

What salivary gland does the facial artery curve around?

Answer 4

Submandibular salivary gland

Question 5

What artery is the facial artery a branch of?

Answer 5

External carotid artery

Question 6

Where does the parotid salivary duct open into?

Answer 6

Opposite the 2nd upper molar

Question 7

What comes out of the stylomastoid foramen? Which cranial nerve is it?

Answer 7

Facial nerve. Cranial nerve VII.

Question 8

What vein lies on top of the sternocleidomastoid?

Answer 8

External jugular vein

Question 9

When vein lies under the sternocleidomastoid?

Answer 9

Internal jugular vein

Question 10

Where does the common carotid artery become the internal and external carotid artery?

Answer 10

At the upper border of the thyroid cartilage

Question 11

What is the first branch of the external carotid artery?

Answer 11

Superior thyroid artery

Question 12

Where does the inferior thyroid artery come from?

Answer 12

Subclavian artery

Question 13

Contents of carotid sheath?

Answer 13

Common carotid artery
Internal jugular vein
Vagus nerve
- note that phrenic nerve is outside sheath and lies posteriorly

Question 14

What kinds of strap muscles are there?

Answer 14

Infrahyoid and Suprahyoid

Question 15

Arrangd in order: thyroid cartilage, cricoid cartilage and hyoid cartilage.

Answer 15

hyoid cartilage
thyroid cartilage
cricoid cartilage

Question 16

What are the infrahyoid muscles?

Answer 16

Omohyoid
Sternoyhoid
Sternothyroid
Thyrohyoid

Question 17

What are the suprahyoid muscles?

Answer 17

Digastric muscle
Mylohyoid (inner surface of mandible has a myelohyoid line, muscle attaches across this)
Geniohyoid
Stylohyoid

Question 18

Anterior triangle of the neck anatomical borders

Answer 18

Midline of neck
Mandible
Anterior border of SCM

Question 19

Posterior triangle of the neck anatomical borders

Answer 19

Trapezius
Clavicle
Posterior border of SCM

Question 20

What are the contents and sub-triangles of anterior triangle?

Answer 20

digastric muscle
submandibular gland
vascular triangle: omohyoid, with carotid sheath
muscular triangle: other infrahyoid muscles

Question 21

Name the three divisions of the trigeminal nerve and how the exit the skull.

Answer 21

V1 opthalmic: superior orbital fissure
V2 maxillary: foramen rotundum
V3 mandibular: foramen ovale

Question 22

What nerve fibres does V3 contain. What is it’s course?

Answer 22

Sensory and motor

Mandibular foramen, mental foramen

Question 23

What do you call the muscle on the forehead?

Answer 23

Occipital frontalis

Frontal belly of the occipital muscle

Question 24

Layers of the scalp

Answer 24

Skin
Connective tissue (dense)
Aponeurosis
Losse areolar tissue 
Pericranium

Question 25

Artery palpable on temple?

Answer 25

Superficial temporal artery