External thorax

Question 1

Surface location of S1 beats

Answer 1

tricuspid - over lower sternum

bicuspid - apex beat

Question 2

Name of first major neck vertebra

Answer 2

vertebra prominens C7

Question 3

number of C,T,L,S vertebra

Answer 3

C7, T12, L5, S5

Question 4

Verterbral level of sym. innervations

Answer 4

T1-L2

Question 5

Right cardiac border

Answer 5

costal cart 3-6, just to R of sternum

Question 6

Level of apex beat

Answer 6

5th intercostal place at midclavicular line

Question 7

L cardiac border

Answer 7

From apex beat to 2nd intercostal space just left of sternum

Question 8

Inf cardiac border

Answer 8

across xiphisternal junction to apex beat

Question 9

surface location of S2 beats

Answer 9

aortic - 2nd space, R of sternum

pulmonary - 2nd space L of sternum

Question 10

border of superior thoracic aperture

Answer 10

T1, Rib 1, manubrium

Question 11

2 attachment points of rib to vert

Answer 11

costotransverse joint, costovertebral joint

Question 12

joint of rib and costal cart

Answer 12

costochondral joint

Question 13

2 parts of diaphram

Answer 13

central tendon and domes

Question 14

Blood supply to anterior intercostals

Answer 14

T1-5 internal thoracic, T5-12 musculophrenic arteries

Question 15

True ribs, false ribs

Answer 15

true 1-7, false 8-12

Question 16

point of bifurcation of internal thoracic art (and what it becomes)

Answer 16

xiphisternal joint to sup epigastric and musculophrenic

Question 17

Name of artery with no further anastamoses

Answer 17

end artery

Question 18

divisions of blood drainage from posterior intercostal veins

Answer 18

left > into hemiaz and acc hemiaz

right > into azygous

Question 19

parts of anterior breats

Answer 19

nipple, areola, lactiferous duct, lactiferous sinus

Question 20

lymph drainage from breast parts (4)

Answer 20

sup - clavicular
inf - to inguinal
lat - axillary
med - internal thoracic art.

Question 21

lymph destination for upper R quadrant and rest

Answer 21

R quad - L lymph duct > R brachiocephalic

resr - thoracic duct > L brachiocephalic

Question 22

most common region of breast cancer

Answer 22

upper lateral quad – to axillary nodes

Question 23

anatomical planes

Answer 23

sag - though midline
trans - cross-sectional
lateral - sideways

Question 24

4 parts of neuron

Answer 24

body, axon, dendrites, terminal branches

Question 25

location of cell bodies in aff nerves

Answer 25

dorsal root ganglion

Question 26

route of outgoing and incoming nerves

Answer 26

incoming - dorsal

outgoing - ventral

Question 27

2 rami and their innervation

Answer 27

posterior - vert muscle and skin

ant - rest of body

Question 28

lesion of spinal nerve vs. terminal plexus

Answer 28

spinal - dermatome

plexus - portions of multiple dermatomes

Question 29

sensory inervation from central vs. ext. diaphragm and where pain felt

Answer 29

central - phrenic - shoulder

ext - intercostal - along vert

Question 30

superficial reflection of bifurcation of trachea

Answer 30

@ sternal angle and slightly right - R bronchi goes down obliquely for 2.5 cm, and 5 cm on L