Nasal Cavity, Sinuses, and Neck

Question 1

What surrounds nasal cavity

Answer 1

orbits, oral cavity, anterior cranial fossa, paranasal sinuses

Question 2

regions within nasal cavity from superior to inferior

Answer 2

Spheno-sigmoidal recess, superior meatus, middle meatus, inferior meatus

Question 3

Bones separating region in nasal cavity

Answer 3

superior, middle, and inferior concha

Question 4

where is the spheno-sigmoidal recess?

Answer 4

above the superior concha

Question 5

Types of broken noses

Answer 5

can be bones, separation of cartilage from bone, or just a break in cartilage

Question 6

where is olfactory region?

Answer 6

spheno-sigmoidal recess

Question 7

Important things in middle meatus

Answer 7

Ethmoid bulla and semilunar hiatus

Question 8

Branches of V1 and V2 supply sensation from ____

Answer 8

inner nose

Question 9

nerves within nose

Answer 9

V1, V2, and olfactory

Question 10

Does nasal cavity have rich or poor vascular supply?

Answer 10

RICH

Question 11

sinuses

Answer 11

spaces within bone of face lined with mucosa (ant to post: frontal, ethmoidal, sphenoid)

Question 12

How are sinuses protective?

Answer 12

they can crumple but the impact won’t reach more important things behind them

Question 13

frontal sinus drains to ___

Answer 13

frontonasal duct into semilunar hiatus (in middle meatus)

Question 14

maxillary sinus drains to ___

Answer 14

maxillary ostium into semilunar hiatus (in middle meatus)

Question 15

sphenoid sinus drains to ___

Answer 15

spheno-ethmoidal recess

Question 16

anterior ethmoid air cells drain to ___

Answer 16

frontonasal duct into semilunar hiatus (in middle meatus)

Question 17

middle ethmoid air cells drain to ___

Answer 17

middle meatus (cells form ethmoid bulla)

Question 18

posterior ethmoid air cells drain to ___

Answer 18

superior meatus

Question 19

basic components of muscles of neck

Answer 19

SCM, trapezius, posterior triangle, anterior triangle

Question 20

compartments in neck from anterior to posterior

Answer 20

visceral, vascular, vertebral

Question 21

boundaries of anterior triangle

Answer 21

• SCM
• Inferior border of mandible
• Midline of neck

Question 22

boundaries of posterior triangle

Answer 22

• SCM
• Trapezius
• Clavicle

Question 23

Triangles within anterior triangle

Answer 23

carotid, muscular, submandibular, submental triangles

Question 24

How are sub-triangles within anterior triangles subdivided?

Answer 24

digastric and omohyoid muscles

Question 25

boundaries of carotid triangle

Answer 25

SCM, posterior belly digastric, | superior belly omohyoid

Question 26

Boundaries of muscular triangle

Answer 26

SCM, superior belly omohyoid, | hyoid bone, midline of neck

Question 27

Boundaries submandibular triangle

Answer 27

anterior belly digastric, posterior | belly digastric, mandible

Question 28

boundaries of submental triangle

Answer 28

right and left anterior bellies of | digastric, hyoid bone

Question 29

Omohyoid connects what bones?

Answer 29

hyoid to scapula in shoulder

Question 30

contents within carotid triangle palpated in physical exam

Answer 30

Carotid sheath Palpate carotid pulse between anterior border of SCM and larynx

Question 31

contents within muscular triangle palpated in physical exam

Answer 31

thyroid

Question 32

contents within submandibular triangle palpated in physical exam

Answer 32

submandibular gland, lymph nodes

Question 33

contents within submental triangle palpated in physical exam

Answer 33

lymph nodes

Question 34

Sub-triangles of posterior triangle

Answer 34

occiptal and omoclavicular (subclavian) triangle

Question 35

occipital triangle boundaries

Answer 35

SCM, trapezius,inferior belly of | omohyoid

Question 36

Contents of occipital triangle

Answer 36

Trunks of brachial plexus; accessory | nerve (CN XI); cervical lymph nodes

Question 37

omoclavicular triangle boundaries

Answer 37

SCM, clavicle, inferior belly | omohyoid

Question 38

Omoclavicular triangle contents

Answer 38

Subclavian artery and vein; | supraclavicular lymph nodes

Question 39

What do physicians use to numb entire arm?

Answer 39

brachial plexus

Question 40

suprahyoid muscles

Answer 40

stylohoid, digastric, mylohyoid and geniohyoid (superior to mylohyoid)

Question 41

infrahyoid muscles (strap muscles)

Answer 41

thyrohyoid, omohyoid, sternothyroid, sternohyoid

Question 42

access points for central lines

Answer 42

internal jugular and subclavian veins