Cervical Viscera Flashcards Preview

T2 - GA II. Unit 1 > Cervical Viscera > Flashcards

Flashcards in Cervical Viscera Deck (55)
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1
Q

The upper lobe of the thyroid gland reaches ?

A

thyroid cartilage

2
Q

The lower pole of each thyroid lobe can reach down as far as ?

A

4th or 5th tracheal rings

3
Q

The isthmus of the thyroid extends across the middle in front of :

A

2nd, 3rd, 4th tracheal rings

4
Q

What three structures are housed in the carotid sheath

A

ECA, Vagus, IJV

5
Q

Anterolateral border of the thyroid gland

A

sternothyroid
superior omohyoid
sternohyoid
anterior border of the SCM

6
Q

Posterolateral border of the thyroid

A

Carotid sheath

contains: vagus, ECA, IJV

7
Q

Medial border of the thyroid gland

A
larynx
trachea
esophagus 
cricothyroid 
external and recurrent larygngeal nerves
8
Q

Anterior border of the thyroid isthmus

A
sternothyroid 
sternohyoid 
anterior jugular veins 
fascia 
skin
9
Q

Posterior border of the isthmus

A

2nd, 3rd, 4th tracheal rings

10
Q

______ N supplies the M of the larynx

A

Recurrent Laryngeal N

11
Q

Location of the recurrent laryngeal N

A

btw the trachea and esophagus

12
Q

______ N assists in voice production

A

recurrent laryngeal N

13
Q

_______ A accompanies the external laryngeal N

A

Superior thyroid

14
Q

______ A accompanies the recurrent laryngeal N

A

Inferior laryngeal artery

15
Q

cc if _____M is cut you will have a monitone voice

A

cricothyroid

16
Q

Fxn of the cricothyroid

A

to pull the thyroid cart. forward

17
Q

Name the 3 arteries that suppy to the thyroid gland

A

superior thyroid

inferior thyroid

thyroidea ima

18
Q

Superior thyroid is a branch of the _____

A

ECA

19
Q

Inferior thyroud is a branch of the _______

A

thyroid cervical trunk (from the subclavian)

20
Q

Thyroidea ima is a branch of the ______A

A

brachiocephalic art

21
Q

Superior thyroid & Middle thyroid V drain into ____

A

IJV

22
Q

Inferior thyroid V drain into the ____

A

brachiocephalic

23
Q

Hormonal regulations for the thyroid gland

A

hypothalmus

pituitary gand

24
Q

Which is more abundant thyroid hormone : T3 or T4

A

T3

T4: is more active though

25
Q

Wich is the more active hormone of the thyroid gland? T3 or T4

A

T4

26
Q

What does the parafollicular cells secrete

A

calcitonin
: causes decrease of Ca in the blood

Increases osteoblast activity

27
Q

Fxn of calcitonin

A

: causes decrease of Ca in the blood

Increases osteoblast activity

28
Q

What cells produce calcitonin

A

parafollicular

29
Q

What cells of the thyroid secrete T3 and T4

A

Follicular cells

30
Q

Fxn of parathyroid hormone

A

Increases Ca in blood

31
Q

C.C hyperthyroidism cause _____ which causes the eyes to bulge

A

exophthalmus

The eyes are exiting

32
Q

C.c. hypothyroidism causes ___ condition in adults

A

myxedema

33
Q

c.c. hypothyroidism causes _____ condition in children

A

cretinism

stunted mental growth

34
Q

C.c. condition that is caused by hypoparathyroidism

A

hypocalcemic tetany

Chostek’s sign

35
Q

C.C. condition that shows hyperexcitability of the facial nerve when tapped on

What is the sign called?

A

hypocalcemic tetany

chostek’s sign
trousseau’s sign

36
Q

c.c. muscular hypotonia and weakness can be a cause of _____

A

hypercalcemia from hyperparathyroidism

37
Q

Ca + levels assist with (3) :

A

M contraction
coagulation
neuroconduction

38
Q

C.c. an increase in renal stones can be a cause of what type of thyroid disorder

A

hyperparathyroidism

(to much Ca+. It is over saturated and condenses as stones

39
Q

The trachea starts at the level of _____ vertebra

A

C6

40
Q

The trachea is a conti. of ____

A

larynx

41
Q

The trachea leaves the neck by passing through the _____

A

thoracic inlet

42
Q

The trachea splits inot primary bronchi at ____ vertebrae level

A

btw T4-T5

43
Q

Sensory innervation of the trachea

A

recurrent laryngeal

branch of the vagus N. = PS

44
Q

______N provides PS motor to the trachealis M

A

Vagus

45
Q

_____N provides secretomotor innervation to the tracheal glands

A

Vagus

46
Q

The SP trunk provides ______ to the tracheal blood vessels

A

vasomotor

47
Q

vasomotor is _____ fiber type

A

PS

48
Q

vasomotor is _____fiber type

A

SP

49
Q

The esophagus is conti. with the ____

A

pharynx

50
Q

The pharynx meets the esophagus at ____ level

A

C6

51
Q

Esophagus passes through the ____& _____ mediastinum

A

superior and psterior

52
Q

The esophagus pierces the diaphragm at ____ level

A

T10

53
Q

Nerve supple of the esophagus plexus

A

SP THORACIC SPLANCHNIC T1-T4

PS Vagus

54
Q

Blood supply to the cervical portion of the esophagus

A

inferior thyroid artery

55
Q

Blood to the throacic portion of the esophagus

A

esophageal artery