Surface anatomy and skull

Question 1

Answer 1

Viscerocranium

Question 2

Answer 2

Neurocranium

Question 3

Answer 3

Nasal bones

Question 4

Answer 4

Temporal bones

Question 5

Answer 5

Zygomatic bones

Question 6

Answer 6

zygomatic arch

Question 7

Answer 7

lacrimal bone

Question 8

Answer 8

Vomer bone

Question 9

Answer 9

Parietal bones

Question 10

Answer 10

Ethmoid bone

Question 11

Answer 11

Palatine bone

Question 12

How many bones in the skull?

Answer 12

22

Question 13

function of lacrimal

Answer 13

small and fragile, provide support to the structures of the lacrimal apparatus, which secretes tears to lubricate the eyes

Question 14

which bones arent articulated via sutures

Answer 14

ear bones, hyoid, mandible

Question 15

what does the ethmoid bone have

Answer 15

nerves involved in olfaction which are susceptible to damage

Question 16

what does palatine bone do

Answer 16

divides oral cavity into hard and soft palates

Question 17

Describe location of frontal bone

Answer 17

articulates laterally with sphenoid bone

articulates anteriorly with nasal and maxillary

Question 18

What does the parietal bone articulate with

Answer 18

• frontal bone
• posterior occipital bone
• lateral sphenoid
• lateral temporal

Question 19

What is the pterion joint

Answer 19

where the frontal, parietal, sphenoid and temporal bones join

weakest part of the skull

under runs the middle cerebral artery

Question 20

Answer 20

Sphenoid bone

Question 21

what causes the bridge between viscerocranium and neurocranium

Answer 21

the sphenoid bone

Question 22

What nerves does this foramen transmit

Answer 22

Optic canals for optic nerves

Question 23

What nerves does this transmit

Answer 23

Opthalmic nerve which controls the muscles of the eye

Question 24

What nerves does this transmit

Answer 24

Foramen rotunda- transmits passage of maxillary branch of trigeminal nerve

Question 25

What nerves does this transmit

Answer 25

Foramen ovale - mandibular branch

Question 26

What is this region of the mouth

Answer 26

Vestibule

Question 27

describe location of sphenoid bone

Answer 27

articulates with temporal, frontal, schematic bones and anteriorly to palatine bones has holes for cranial nerves --> optical nerves forms small part of the anterior and middle cranial fossa.

Question 27

describe location of sphenoid bone

Answer 27

articulates with temporal, frontal, schematic bones and anteriorly to palatine bones has holes for cranial nerves --> optical nerves forms small part of the anterior and middle cranial fossa.

Question 28

Describe vestibular space

Answer 28

Lies between the teeth and the cheeks laterally Lies between the teeth and lips anteriorly

Question 29

What is this labelled here

Answer 29

Labial Sulci

Question 30

What is this labelled here

Answer 30

Maxillary buffaloes frenum

Question 31

What is this labelled here

Answer 31

Mandibular buccal frenum

Question 32

What is this labelled here

Answer 32

Maxillary labial frenum

Question 33

How is sulci created

Answer 33

Mucosa lining the cheeks and lips arches over to form the roof and floor of the vestibule before reflecting onto the gingivae

Question 34

Label this

Answer 34

Deep lingual vein

Question 35

Label this

Answer 35

Frenulum

Question 36

Label this

Answer 36

Sublingual fold

Question 37

Label this

Answer 37

Pica fimbriata

Question 38

Label this

Answer 38

Opening of submandibular duct on sublingual papilla

Question 39

What separates the posterior 1/3rds of the tongue from the anterior 2/3rds of the tongue

Answer 39

The sulcus terminalis

Question 40

What is the palate made up of

Answer 40

2 parts, the larger anterior hard palate and the posterior soft palate The anterior hard palate is the maxilla The posterior hard palate is the palatine bone

Question 41

How is the 4 bones of the palate joined by

Answer 41

Sutures

Question 42

How does cleft palate/lip occur?

Answer 42

Right and left halves of the palate begin life in embryo as separate structures. They migrate towards each other and fuse in midline. If this goes wrong cleft is caused

Question 43

Describe A

Answer 43

Incomplete, unilateral cleft lip. Doesn’t completely extend to nostril Only on one side

Question 44

Describe B

Answer 44

Wider, complete unilateral cleft lip

Question 45

Describe C

Answer 45

Bilateral cleft lip. One side complete, one side incomplete Palate cleft

Question 46

Describe D

Answer 46

Complete cleft palate. Complete both hard and soft palate

Question 47

What triangle is this

Answer 47

Anterior triangle

Question 48

What triangle is this

Answer 48

Posterior triangle

Question 49

What muscle is this

Answer 49

Sternocleidomastoid muscle

Question 50

What muscle is this

Answer 50

Trapezius muscle

Question 51

Label this

Answer 51

The clavicle

Question 52

What triangle is this

Answer 52

Submandibular triangle

Question 53

What is the roof of the subamandibular triangle formed from

Answer 53

Superficial cervical fascia Sheet of cells that help prevent the sticking of muscles to each other

Question 54

Which muscle is the submandibular triangle covered with

Answer 54

Platysma muscle Large sheet on either side of neck that helps keep the skin taut

Question 55

What muscle is this

Answer 55

Digastric anterior belly

Question 56

What muscle is this

Answer 56

Digastric posterior belly

Question 57

What triangle is thisb

Answer 57

Carotid triangle

Question 58

Describe the articulation of the carotid triangle

Answer 58

Posterior = sternocleidomastoid muscle Anterior = omohyoid muscle Superior = Digastric posterior belly

Question 59

What muscle is this

Answer 59

Omohyoid muscle

Question 60

What triangle is this

Answer 60

Muscular triangle

Question 61

Describe the articulation of the muscular triangle

Answer 61

Posterior = sternocleidomastoid muscle Anterior = sternohyoid Superior = omohyoid

Question 62

What muscle is this

Answer 62

Sternohyoid

Question 63

What triangle is this

Answer 63

Omoclavicular triangle

Question 64

What triangle is the one covered in purple

Answer 64

Occipital muscle

Question 65

What bone is this

Answer 65

Hyoid bone. Suspended by muscles, doesn’t articulate with other bone Larynx hangs from hyoid bone

Question 66

What are the 4 different pulse points

Answer 66

- temporal pulse (superficial temporal artery) - temporal (anterior branch of superficial temporal artery) - carotid pulse - facial pulse

Question 67

do you feel for pulses in arteries or veins

Answer 67

arteries