Daily Spotters

Question 1

What level is the subcostal plane?

Answer 1

L3 (tenth rib)

Question 2

What level is the trans tubercular plane?

Answer 2

L5

Question 3

What level is the transpyloric plane?

Answer 3

L1, tip of the 9th costal cartilage

Question 4

What level is the SMA and the portal vein located at?

Answer 4

The transpyloric plane at L1

Question 5

Where can I locate dermatome T12?

Answer 5

Just above ‘junction of the trunk’ with L1 just below it

Question 6

Inguinal ligament is formed from?

Answer 6

Lower part of the EO aponeurosis

Question 7

Inguinal ligament attachments?

Answer 7

Between the ASIS and the pubic tubercle

Question 8

I can see inguinal ligament and then an oblique muscle above. What likely muscle is it?

Answer 8

External oblique if hands in pockets

Question 9

innervation of the internal oblique?

Answer 9

T7-11, T12 and L1

Question 10

attachments of the internal oblique?

Answer 10

iliac crest and inguinal ligament down below, and then
ribs 10-12

Question 11

action of the internal oblique

Answer 11

ipsilateral rotation of the torso
bilateral = compression of the abdomen

Question 12

pointing to tissue posterior to the inferior epigastric vessels: what

Answer 12

rectus sheath

unless it’s below the arcuate line, and then it would be the transversalis fascia

Question 13

what is the median arcuate ligament

Answer 13

attaches the diaphragm to the spine

Question 14

quad lumborum attachments, innervation and purpose

Answer 14

iliac crest
transverse processes of L1-4 and then rib 12

innervation = anterior rami of T12-L4

extension and lateral flexion of the vertebral column

Question 15

whats located posteriorly to the quadratus lumborum

Answer 15

erector spinae

Question 16

middle, right and ileocolic artery come from what?

Answer 16

superior mesenteric artery

Question 17

left colic artery and the sigmoid artery comes from where

Answer 17

the inferior mesenteric artery

Question 18

what vessel comes over the renal veins

Answer 18

the superior mesenteric artery

Question 19

what nerve is medial to, but sort of comes over the psoas major

Answer 19

the genitofemoral nerve

Question 20

Beneath the subcostal nerve… what nerves kinda look like they’re connected

Answer 20

iliohypogastric and ilioinguinal

Question 21

which is anterior to the other, the femoral artery vs the femoral vein

Answer 21

the femoral artery

Question 22

what structures attach to the mastoid process

Answer 22

digastric and scm only two muscles

Question 23

what muscles attach onto the styloid process

Answer 23

stylohyoid, styloglossal, stylopharynx

Question 24

only muscle in the pharynx innervated by the glossopharyngeal nerve?

Answer 24

stylopharynx

Question 25

identify greater wing of sphenoid SIDE view

Question 26

identify coronal suture

Question 27

lambdoid suture exists why

Question 28

what attaches onto the external occipital protuberance

Answer 28

trapezius... formining posterior triangle of the neck

Question 29

trapezius is innervetaed by what nerve

Answer 29

accessory nerve

Question 30

what ligament attaches onto the external occipital protuberance

Answer 30

the nuchal ligament

Question 31

what type of joint at the occipital condyles with the atlas

Answer 31

synovial

Question 32

the two terminal branches of the ECA are given off when the ECA is within what structure...

Answer 32

the parotid gland

Question 33

when does the facial artery come of the ECA

Answer 33

in the neck... grooves undersurface of submandibular salivary gland and diagonally across the face to the medial corner of the eye.

Question 34

facial nerve grooves what salivary gland on its path

Question 35

what are the two smiling muscles and which are which

Question 36

salivary gland duct goes over waht muscle, pierces what muscle, and enters the oral cavity over which tooth

Question 37

what joint at the odontoid peg

Answer 37

pivot type of synovial joint

Question 38

innervation of scm and trapezius

Answer 38

11 accessory

Question 39

omohyoid attachments

Answer 39

scapula to the hyoid bone

Question 40

action of the omohyoid

Answer 40

depress the hyoid bone and re-establish breathing following the act of swallowing

Question 41

infrahyoid muscles are all innervated by what

Answer 41

branches of the cervical plexus

Question 42

border of submandibular triangle and content

Question 43

border of muscular triangle and content

Question 44

border of submental triangle and content

Question 45

border of carotid triangle and content

Answer 45

cca, ijv, and vagus nerve

Question 46

which muscles are present within the muscular triangle of the neck

Question 47

the two bellies of the digastric muscles are supplied by two different nerves... what are they?

Answer 47

anterior = mandibular branch of the trigeminal nerve... whilst the posterior belly of the digastric muscle is supplied by the facial nerve

Question 48

what muscles does the trigeminal nerve supply

Answer 48

mylohyoid, digastric and all the muscles of mastication: temporalis, massester, medial and lateral pterygoids, tensor tympani and tensor veli palatini.

Question 49

submandibular salivary gland has a deep and a superficial part. From which part does the duct come from?

Answer 49

the deep part (don't confuse the facial artery with the submandibular duct... if it's in the exterior, its the artery)

Question 50

purpose of stylohyiod (as with other suprahyoid bones generally)

Question 51

which muscles attach onto the stylohyoid?

Answer 51

styloglossus = retracts tongue stylohyoid = retracts hyoid bone stylopharyngeus = elevates pharynx

Question 52

action of muscles of mastication

Answer 52

elevate the mandible

Question 53

what separates the submanibular galnd, which muscle?

Answer 53

mylohyiod

Question 54

all the glands in your head and neck are innervated by what (except what)

Answer 54

facial nerve except the parotid which is cranial nerve 9

Question 55

where does the common carotid split and which is medial vs lateral

Answer 55

upper border of the thyroid cartilage external is medial internal is lateral

Question 56

superior thyroid artery comes from what

Answer 56

external carotid artery

Question 57

if theres a branch underneath arch of aorta

Answer 57

must be vagus nerve and recurrent laryngeal

Question 58

which muscles form the base of the posterior triangle

Answer 58

the scalene muscles

Question 59

attachments of the scalene muscles

Answer 59

from transverse processes of C3-C6, C2-7, C5-7 and attaches onto the first rib apart from the posterior scalene which attaches onto the second rib.

Question 60

what plexus runs between the anterior and middle scalene muscles

Answer 60

brachial

Question 61

where is the EJV in relation to the SCM and what does it drain into

Answer 61

runs superficially in relation to the SCM, it and drains into the subclavain

Question 62

IJV in relation to the SCM

Answer 62

within the carotid triangle, and medial to the SCM

Question 63

mental spines: origin for geniohyoid, and also genio...

Answer 63

glossus. fans out to give you your tongue

Question 64

what are the two muscles you'd need to retract to reach the thyroid gland?

Answer 64

sternothyroid and sternohyoid

Question 65

where does your sphenoid sinus empty?

Answer 65

spheno-ethmoidal recess

Question 66

what drains into all the meatuses

Question 67

what type of joint is the tmj

Answer 67

modified hinge joint

Question 68

what muscle attaches to the coronoid process

Answer 68

the temporalis muscle

Question 69

what travels through the mandibular foramen

Answer 69

inferior alveolar nerve