IGNORE - General Anatomy Questions Flashcards
What nerve supplies the external ear?
the auriculotemporal nerve (branch of the trigeminal nerve)
what 2 structures are derived from the transversalis fascia?
- the spermatic fascia is a continuation of the transversalis fascia
- The mouth of The out pouching of the fascia is the deep inguinal ring
what is the coronary sinus and what is its largest component?
The cardiac sinus is a collection of the small, middle and great cardiac veins + thesbian veins (small cardiac veins). it lies between the left atrium and left ventricle
It drains directly in to the right atrium.
the great cardiac vein is the largest component
at what level does the IMA leave the Aorta
L3
What is the nerve root value of the external urethral sphincter
S2, S3, S4
what is the nervous inervation of the external urethral sphincter
pudendal nerve
what is the level of the transpyloric plane
L1
Clue: hungry 1
damage to what nerve causes a hoarse voice
recurrent laryngeal nerve which is a branch of the vagus nerve
Which fascial structures encases the apex of the lungs?
Sibsons fascia
what structure determines the descent path of the testicle
gubernaculum
what is the nerve supply of the rectus abdominus
anterior primary rami of T7-12.
damage to which structure causes winging of the scapular
long thoracic nerve (of bell)
Which structure is most closely related to the axillary nerve within the quadrangular space?
posterior circumflex humeral vessels
where do oesophageal varies drain to
hemiazygous veins
what is the main blood supply to the prostate
inferior vesicular artery (from internal pudendal and inferior gluteal branches of the internal iliac)
where are vitamin B12 and Bile salts absorbed
terminal ileum (b12 also abdorbed in the stomach)
what is diahorreah post terminal ileum resection caused by and how can it be rectified
caused by bile salt malabsorption
can be rectified with oral cholestyramine (bile salt binding agent)
what are Peyers patches and where are they found
they are aggregation of lymphoid tissue found in the terminal ileum
what is the innervation of the lacrimal gland
fibres from the pterygopalatine ganglion, pre ganglionic fibres come from the Greater petrosal nerve
where does the scaphoid bone get most of its blood supply from
dorsal carpal branch vessels
what is the blood supply to the rectum
- superior rectal artery (branch of the inferior mesenteric artery)
- middle rectal artery (branch of the internal iliac artery)
- inferior rectal artery (branch of the internal pudendal artery from the internal iliac artery).
what incision is used for a laporotomy in young children
transverse supra umbilical incision
from what structure does the inguinal ligament arise?
external oblique apperneurosis
what is the blood supply of the rectus abdominis
superior and inferior epigastric artery
what is the origin of the epigastric artery
external iliac arteries
Which nerve roots contribute nerve fibres to the ansa cervicalis?
C1 C2 C3
Which of structure separates the ulnar artery from the median nerve
Pronator Teres
Which anatomical structure lies within the spiral groove of the humerus?
Radial Nerve
where does the inferior mesenteric vein drain in to?
Splenic vein
what is gerotas fascia
fibrous connective tissue that encapsulates the kidneys and adrenal glands
Where are the greatest proportion of musculi pectinati found?
Right atrium
From which structure is the central tendon of the diaphragm derived?
septum transversum
A 28 year old man has sustained a non salvageable testicular injury to his left testicle. The surgeon decides to perform an orchidectomy and divides the left testicular artery. From where does this vessel originate?
branch of the abdominal aorta
When the brachial plexus is injured in the axilla as a result of a crutch palsy, which nerve is most commonly affected?
radial nerve (posterior chord of the brachial plexus)
from which structure does the long head of the triceps muscle arise?
infragelnoid tubercle
where are oxiphil cells found
parathyroid glands
The cords of the brachial plexus are most closely related to which vessel?
Axillary Artery
Which hormonal agent will increase secretions of water and electrolytes in pancreatic juice
Secretin increases section of fluid and water. Cholecystekinine increases enzyme secretion
which vessel is responsible for the arterial supply to the tail of the pancreas?
splenic artery
which structure is most anterior at the left renal hilum?
renal vein
what structures does the recurrent laryngeal nerve innervate?
Innervates all intrinsic larynx muscles (excluding cricothyroid)
what 3 layers are the spermatic cord composed of (outer to inner)
external oblique aperneurosis
Cremasteric muscle
internal oblique aperneurosis
at what level does the trachea bifurcate
T5
what nerves are at risk during a carotid endarterectomy
Nerves at risk during a carotid endarterectomy:
Hypoglossal nerve
Greater auricular nerve
Superior laryngeal nerve
what nerve is responsible for finger adduction
ulnar nerve
what is the lymphatic drainage of the vagina
Superior – drains to external iliac nodes
Middle – drains to internal iliac nodes
Inferior – drains to superficial inguinal lymph nodes.
which muscles insert on to the lesser trochanter
posas major and illiacus
Which structure separates the cephalic vein and the brachial artery in the antecubital fossa?
Biceps / bicipital apperneurosis
What nerve is often permanently damaged during a superficial parotidectomy?
Greater auricular nerve
what nerve is responsible for voluntary control of the urethral sphincter
pudendal nerve
what nerve, if damaged, causes foot drop
sciatic nerve / common perineal
what is the longest part of the male urethra
spongy urethra
what cranial nerves have parasympathetic nerve innervation
cranial nerves III, VII, IX, and X.
What are the branches of the external carotid artery?
Some (sup thyroid)
Attendings (Ascending Pharyngeal)
Like (Lingual)
Freaking (Facial)
Out (Occipital)
Potential (Post auricular)
Medical (Maxillary)
Students (Sup temporal)
What are the branches of the retromandibular vein
The retromandibular vein is formed from the union of the maxillary and superficial temporal veins.
what nerve is at risk in a axillary node clearence
thoracodorsal nerve and long thoracic nerve
what are the branches of the subclavian artery
V ertebral artery
I nternal thoracic
T hyrocervical trunk
C ostalcervical trunk
D orsal scapular
what are the branches of the brachiocephalic artery
- Right common carotid Artery
- Right Subclavian Artery
- Thyroid ima artery
what structures are found in the quadrangular space
Axillary Nerve
posterior humeral circumflex artery
What are the branches of the internal ileac artery
Gluteal arteries
Obturator Artery
Internal Pudendal Artery
Uterine Arteries
Middle Rectal arteries
Superior and inferior vesicular arteries
