Anatomy of the Spermatic Cord

What is the smooth muscle that receives autonomic innervation and works in conjunction with the striated cremasteric muscle?

Cremaster muscle

Transversalis muscle

External oblique muscle

Dartos muscle (correct)

Which fascia is responsible for forming the parietal layer and visceral layer of the scrotum?

External spermatic fascia

Internal spermatic fascia (correct)

Cremasteric fascia

Scarpa’s fascia

What is the arterial supply to the scrotum?

Femoral artery

Internal iliac artery

Perineal artery

External pudendal artery (correct)

Which nerve is involved in the venous and lymphatic drainage of the scrotum?

Ilioinguinal nerve Signup and view all the answers

Which structure in the spermatic cord is derived from external oblique muscle/fascia?

External spermatic fascia Signup and view all the answers

What structure forms the parietal peritoneum?

Transversalis fascia Signup and view all the answers

Where do the testicular arteries branch directly from?

Abdominal aorta Signup and view all the answers

Which structure is a weak area in the posterior wall of the inguinal canal?

Hesselbach’s Triangle Signup and view all the answers

What is a hernia?

A displacement and protrusion of an organ through the cavity wall Signup and view all the answers

Which veins are part of the testicular venous drainage?

Left renal vein Signup and view all the answers

What defines the boundaries of Hesselbach’s Triangle?

Lateral border: Inferior epigastric vessels Signup and view all the answers

From where does the right testicular vein drain into?

Inferior vena cava Signup and view all the answers

Which type of hernia is more common in females?

Femoral hernia Signup and view all the answers

In a direct inguinal hernia, the herniated content is covered by which layers?

All 3 layers of spermatic cord plus peritoneum Signup and view all the answers

Which type of inguinal hernia originates from Hesselbach’s triangle?

Direct inguinal hernia Signup and view all the answers

In an indirect inguinal hernia, the inferior epigastric artery is located __________ to the hernia.

Lateral Signup and view all the answers

Which type of inguinal hernia is more common in young males?

Indirect inguinal hernia Signup and view all the answers

What is the surgical procedure to repair a hernia known as?

Hernioplasty Signup and view all the answers

Which structure covers the herniated content in an inguinal hernia?

Transversalis fascia and parietal peritoneum Signup and view all the answers

What is a common cause of groin herniation according to the text?

Obesity Signup and view all the answers

Which symptom is NOT associated with testicular torsion?

Back pain Signup and view all the answers

What is a notable risk factor for spermatic cord torsion?

Testicular trauma Signup and view all the answers

What is the rate of reoccurrence after hernia repair according to the text?

~10-15% Signup and view all the answers

Where is torsion more likely to occur in relation to the testis?

Above the upper pole Signup and view all the answers

To prevent reoccurrence, what is involved in the surgical procedure for testicular torsion?

Fixing the testes to the scrotal septum Signup and view all the answers

What is the purpose of undergoing surgery 4-6 hours after the onset of pain in testicular torsion cases?

To prevent necrosis of the testis Signup and view all the answers

Which nerve is responsible for eliciting the cremasteric muscle reflex?

Genital branch of genitofemoral nerve Signup and view all the answers

What causes rapid elevation of the testis in response to the cremasteric muscle reflex?

Contraction of the cremaster muscle Signup and view all the answers

Which part of the thigh should be stroked to elicit the cremasteric muscle reflex?

Medial aspect of the proximal, superior part of the thigh Signup and view all the answers