Anatomy Spot Flashcards
middle lobe of right lung auscultate where
For middle lobe of right lung, place stethoscope between ribs 4 and 6 in mid-clavicular
For lung bases, auscultate where
2 places
scapular line at T11 vertebral level.
Horizontal fissure of right lung is? which rib
RIB 4
Oblique fissures of left and right lungs? front rib and back T?
Level of rib 6 anteriorly,
T3 posteriorly.
Larynx becomes the trachea at what level
C6
Intercostal neurovascular bundles, from superior to inferior
Vein
Artery
Nerve
- Openings in the diaphragm.
‘I Ate (8)
10 Eggs
At 12.’
i 8= inferior vena cava pierce at T8,
10 Eggs= Esophagus pierces diaphragm at T10
At 12 = Aorta / Azygous vein/ Thoracic duct pierces diaphragm at T12
The sternal angle is where
The xiphoid process is where
Sternal Angle= 2nd Rib
xiphoid process= T10
diaphragm ,what type of muscle
diaphragm is a skeletal muscle.
- Phrenic nerve is made up of the- what keeps diaphragm alive
anterior rami of C3, C4, C5.
- Long thoracic nerve supplies what ?
serratus anterior.
Paralysis of this nerve results in winged scapula.
Costodiaphragmatic recess: The recess formed at the junction of the costal and diaphragmatic pleurae. It is the lowest part of the pleural cavity.
Costophrenic angle: The angle formed by the junction of the costal and diaphragmatic pleurae. It is the most inferior part of the costodiaphragmatic recess.
Costodiaphragmatic recess: The recess formed at the junction of the costal and diaphragmatic pleurae. It is the lowest part of the pleural cavity.
Costophrenic angle: The angle formed by the junction of the costal and diaphragmatic pleurae. It is the most inferior part of the costodiaphragmatic recess.
- The ‘tongue’ of the superior lobe of the left lung is called the ?
lingula.
- Cephalic vein is located in the
delto-pectoral groove.
- Trachea bifurcates where?
T4/T5
Inguinal ligaments attach between what?
ASIS and pubic tubercle
The deep ring is the midpoint of the what
inguinal ligament.
Direct inguinal hernia –
DIRECTLY out of the SUPERFICIAL ring.
- Indirect inguinal hernia –
through the DEEP, into the inguinal canal, then out of the superficial ring.
vagus nerve is medial to the what?
vagus nerve is medial to the phrenic nerve.
Order of Great Vessels
SAP
Superior vena cava- Aorta- Pulmonary artery
Tricuspid valve sits where
coronary groove which contains the right coronary artery.
Portal triad ->
HAP= Smallest
Common Bile Duct= Middle
PV= Largest
Hepatic artery proper:
branch of?
The hepatic artery proper is the branch of the celiac trunk that supplies oxygenated blood to the liver
Common bile duct:
the common bile duct carries bile from the liver and gallbladder to the small intestine.
MIDDLE
Portal vein:
The portal vein carries nutrient-rich blood from the digestive organs to the liver for processing.
largest of the three structures.
Phrenic nerve ->
Vagus nerve ->
Phrenic nerve -> in front of the hilum
Vagus nerve -> behind the hilum
which lympth nodes in hilar of lung
bronchopulmonary lymph nodes
Horizontal fissure:
Oblique fissure:
Horizontal fissure: both rib 4
Oblique fissure: right rib 6
Mediastinum
Middle ->
Middle -> heart, root of great vessels
Layers of heart inside to out
Endocardium
Myocardium
Epicardium
Visceral Pericardium
Parietal Pericardium
Fibrous Pericardium
papillary muscles and
chordae tendineae
papillary muscles = Thick
chordae tendineae = Thin
S1 and S2
S3
s1= lub (tricuspid and mitral valves closing),
s2= dub (aortic and pulmonary valves closing)
S3= Normal. Filling of ventricles in diastole
Anterior cardiac veins directly to where?
Anterior cardiac veins directly to RA!
Other veins = Coronary sinus
Heart borders:
Right border –
Inferior border –
Anterior -
Base (posterior) -
Heart borders:
Right border – Right atrium
Inferior border – Left ventricle and right ventricle
Anterior - Right ventricle
Base (posterior) - Left atrium
Foregut:
4 things in it
blood supply
which nerve
esophagus, stomach, pancreas, liver, GB,
blood supply = celiac trunk.
vagus nerve.
Midgut:
+
blood supply
jejunum, ileum, cecum, appendix, ascending colon,
blood supply from the superior mesenteric artery.
Hindgut
blood supply
descending colon down
inferior mesenteric artery.
Pelvic splanchnic nerve
Cardia, what level
T11
Pylorus
L1, transpyloric plane
Stomach blood supplied by?
Coeliac Trunk
Ascending colon and proximal 2/3 of the transverse colon – derived from?
derived from the midgut
Distal 1/3 of the transverse colon, descending colon and sigmoid colon – derived from ?
hindgut
Coeliac Trunk level
T12
Superior mesenteric artery
L1
Inferior mesenteric artery
L3
Bifurcation of Aorta
L4
Hole between left / right atrium =
Foramen Ovale function =
After birth =
Hole between left / right atrium = Foramen Ovale
Foramen Ovale function = oxygenated blood to bypass the lungs, which are non-functional in the fetus
After birth = Foramen Ovale closes, and forms fossa ovalis
crista terminalis ,
serves as a landmark for several important structures, including the sinoatrial (SA) node
AV
PV
TV
MV
Aortic valve: 2nd (ICS) at the right sternal border.
Pulmonary valve: 2nd (ICS) at the left sternal border.
Tricuspid valve: 4th ICS at the lower left sternal border.
Mitral valve: 5th ICS at the mid-clavicular line
- Transverse thoracic plane
is the ‘line’ between the sternal angle, and the T4/5 intervertebral disc.
his differentiates the superior mediastinum from the inferior mediastinum.
Azygous vein drains into?
Azygous vein drains into the SVC.
2 coronary arteries branch from the ascending aorta.
3 main arteries off arch of Aorta
right and left coronary artery
brachiocephalic trunk,
left common carotid artery,
left subclavian artery branch from the arch of the aorta
- Venous angle –
the junction between the subclavian and internal jugular veins.
bifurcation of the trachea to the bronchi, and the question was ‘what group of lymph nodes are found here’?
Answer: tracheobronchial lymph nodes
Left recurrent laryngeal branch of the left vagus nerve hooks under the
ligament arteriosum
a small ligament attaching the aorta to the pulmonary artery
- Nerves of the superior mediastinum, from lateral to medial:
Phrenic Vagus Recurrent Laryngeal
- Right recurrent laryngeal nerve hooks under
the right subclavian artery, and does not enter the chest.
Left recurrent laryngeal branch of the left vagus nerve hooks under the
ligament arteriosum
a small ligament attaching the aorta to the pulmonary artery
- Lymph from the inferior lobe of the left lung can drain into
the right lymphatic duct.
- From anterior to posterior, the structures of the posterior mediastinum are:
Brachiocephalic veins + SVC.
Arch of aorta.
Trachea.
Oesophagus.
Thoracic duct.
tongue muscles are innervated
by CNXII (hypoglossal), except the palatoglossus which is innervated by CNX (vagus).
- Constrictor muscles of the pharynx are the external layer of pharyngeal muscles, are innervated by what?
and are innervated by CNX
- The gag reflex:
Sensory limb – CNIX.
Motor limb – CNIX + CNX.
- Muscles of jaw closing and opening are all innervated by CNV3 –
the mandibular division of the trigeminal nerve.
- Muscles of jaw closing:
masseter, temporalis, medial pterygoid.
- Muscle of jaw opening:
lateral pterygoid.
pain associated with appendicitis,
starts as a dull ache around the umbilicus, then moves to become a localised sharp pain in the RIF do to irritation of the parietal peritoneum.
Pelvic splanchnic nerves (S2, S3, S4) –
from the descending colon to the anal canal
- The liver is an
intraperitoneal organ.
T what to what
Foregut –
Midgut –
Hindgut –
Foregut – T6 to T9.
Midgut – T8 to T12.
Hindgut – T10 to L2.
gall bladder job
gall bladder stores AND concentrates bile.
- Blood supply to the stomach:
Right (from hepatic artery) and left (from coeliac trunk) gastric arteries.
Right (from gastro-duodenal branch of hepatic artery) and left (from splenic artery) gastro-omental arteries.
- Know the different liver lobes:
right, left, caudate, quadrate
- Blood supply to the gall bladder is via the
cystic artery.
- Bile duct joins with the pancreatic duct to form the ampulla of
ampulla of vater
- Jaundice is caused by ?
- Jaundice is caused by an increase in blood levels of bilirubin.
- Blood supply to the pancreas:
Mainly from pancreatic branches of splenic artery.
- Pudendal nerve: ‘
S2, 3, 4 keeps the pelvis off the floor.’