Term
Infections can spread through the potential space between the external oblique fascia and the scarpa membrane. Why doesn't it spread past the thigh? |
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Definition
The scarpa membrane fuses with the deep fascia of the thigh, forming a V of membrane. |
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Term
What are the 6 common causes for abdominal protrusion? |
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Definition
The 6 F's: Food, fluid, fat, feces, flatus, fetus. |
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Term
What is a sign of increased abdominal pressure? |
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Definition
Inversion of the umbilicus |
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Term
During aging the _______ muscles may not be strong enough to resist a protuberant abdomen. The pelvis tilts ________, causing ________ in the lumbar region. |
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Definition
Abdominal muscles Anteriorly Lordosis |
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Term
Most of the hernia comes from the ______ , ________ and _________ regions. |
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Definition
Inguinal, epigastric, umbilical |
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Term
Who are umbilical hernias most common in? Why? |
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Definition
Umbilical hernias are most common in newborn females because the abdominal wall is particularly week at the umbilicus. |
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Term
What are acquired umbilical hernias? Who has these most commonly? |
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Definition
Extraperitoneal fat and/or peritoneum through the umbilical ring.
Obese and women. |
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Term
Where does an epigastric hernia occur? |
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Definition
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Term
Where does a spigelian hernia occur? |
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Definition
Along the semilunar lines of the abdomen. |
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Term
Define "guarding".
What is it a significant sign of? |
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Definition
Guarding is an involuntary tensing of the abdomen
Acute abdominal pain. |
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Term
What is the superficial abdominal reflex? |
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Definition
A tensing of the abdominal muscles when the abdomen is pressed laterally to medially. |
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Term
Where is McBurney's point? |
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Definition
The spinoumbilical line, superiomedial to the ASIS |
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Term
What type of incision causes the least damage to the nerve supply of the rectus abdominis? |
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Definition
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Term
Name two "high-risk" incisions |
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Definition
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Term
Define an incisional hernia |
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Definition
Protrusion of the omentum or organs through a surgical incision. |
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Term
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Definition
Unilateral undescended or unretractable testis. |
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Term
Where does an undescended testis normally lie? |
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Definition
Somewhere on the line of prenatal descent |
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Term
Where is an external supravesical hernia.
What nerve is in danger during the repair of this hernia? |
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Definition
Leaves the peritoneal cavity through the supravesicular fossa.
Iliohypogastric |
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Term
What is the embryological origin of the round ligament? |
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Definition
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Term
Where can metastatic uterine cancer cells spread and why? |
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Definition
They can spread to the labium majus (homolog of the scrotum and the distal attachment of the round ligament) because the lympathic drainage can pass through the inguinal canal |
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Term
The majority of abdominal hernias occur where? |
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Definition
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Term
Describe an inguinal hernia |
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Definition
A protrusion of peritoneum and viscera through a normal or abnormal opening in the cavity |
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Term
What are the two types of inguinal hernias? |
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Definition
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Term
A detection of an impulse at the superficial ring and a mass at the deep ring would indicate what type of hernia? |
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Definition
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Term
How is the cremasteric reflex initiated? What nerve innervates this response? |
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Definition
Light stroking on the medial aspect of the superior thigh.
Afferent - Ilioinguinal nerve supplies this skin. --> Femoral branch Efferent - Genital branch of the genitofermoral |
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Term
What is the canal of Nuck |
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Definition
A persistent processus vaginalis in females |
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Term
Define hydrocele of the testes |
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Definition
Excess fluid present in a persistent processus vaginalis due to secretion of an abnormal amount of serous fluid from the visceral layer of the tunica vaginalis. |
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Term
Hydrocele of the testes is confined to where? It distends what? |
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Definition
Scrotum. Distends the tunica vaginalis |
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Term
Hydrocele of the spermatic cord is confined to where? and distends what? |
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Definition
spermatic chord. Persistant part of the processus vaginalis. |
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Term
Define hematocele of the testis |
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Definition
A collection of blood in tunica vaginalis |
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Term
Transillumination can differentiate what from what? |
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Definition
Hydrocele from hematocele. A hematocele won't transilluminate. |
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Term
What can occur with torsion of the spermatic chord? |
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Definition
Obstruction of the venous drainage resulting in edema and hemorrhage followed by arterial obstruction. |
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Term
The Anterolateral surface of the scrotum is supplied by the _______ __________ |
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Definition
Lumbar plexus (primarily L1 from ilioinguinal) |
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Term
The posteroinferior aspect of the scrotum is supplied by the ______ ______ |
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Definition
Sacral plexus (primarily S3 fibers via pudendal nerve) |
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Term
What is a spermatocele? What is a epididymal cyst? |
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Definition
Collection of fluid in the epididymis, near the head.
A collection of fluid in the epididymis. |
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Term
What is the appendix of the testis an embryological remnant of? Where is it seen? |
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Definition
Remnant of the paramesonephric (mullerian) duct
It is seen inside the tunica vaginalis |
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Term
What does the mullerian duct form in females? |
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Definition
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Term
The appendices of the testes are a remnant of what embryological structure?
What does it form in males? |
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Definition
Wolffian duct
Vans deferens |
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Term
Cancer of the scrotum metastasizes where first?
Cancer of the testes metastasizes where first? |
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Definition
Superficial inguinal lymph nodes
lumbar lymph nodes |
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Term
What is the primary mechanism of defense in the female reproductive tract against infection? |
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Definition
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Term
What makes the watertight end-to-end anastomoses of the intraperitoneal organs? |
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Definition
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Term
Define peritonitis
What occurs with peritonitis? |
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Definition
Infection and inflammation of the peritoneum
Pus, serum, fibrin, and cells exude into the peritoneal cavity. Pain in the overlying skin and increase in abd muscle tone. |
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Term
Excess fluid in the peritoneal cavity is called what?
What is the condition of having this fluid called? |
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Definition
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Term
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Definition
Caused by mechanical injury, portal hypertension, cancer, starvation |
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Term
What is paradoxical abdominothoracic rhythm? What does it indicate? |
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Definition
When the abdomen draws in as the chest expands (they normally move together).
Peritonitis or pneumonitis |
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Term
If the peritoneum surface is inflamed, it becomes sticky with what? |
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Definition
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Term
Describe adhesions and why they may be painful or dangerous? |
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Definition
Scar tissue may form after an abd injury and limit movement of the viscera by forming abnormal attachments. The intestines can twist around the adhesion and produce pain or necrosis |
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Term
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Definition
Surgical separation of adhesions. |
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Term
In renal failure, ______ ________ accumulate in the blood and tissues and may reach fatal levels. |
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Definition
Waste products (eg. urea) |
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Term
The greater omentum can often do what with an inflamed organ that will protect the surrounding viscera? |
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Definition
Forms adhesions with the inflamed organ |
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Term
Perforation of a duodenal ulcer, rupture of the gallbladder, or perforation of appendix may lead to the formation of a _____________. |
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Definition
Abscess in subphrenic space. |
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Term
Describe the typical flow of purulent material (eg. pus) from the abd
How can this be increased? Why would you do this? |
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Definition
Paracolic gutters --> pelvis
Place patient sitting (45 degrees) position. Toxins are slower to absorb in the pelvis than the abd. |
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Term
An intestine can pass through the ____ ______ and become strangled --> necrotic |
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Definition
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Term
What artery is a concern during a cholecystectomy? |
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Definition
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