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Anatomy of Pelvic and Perineum Block

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Questions and Answers

What is the anatomical landmark used to guide the needle during pudendal nerve block?

Coccyx

Ischial tuberosity

Sacrum

Ischial spine (correct)

Which lymph nodes receive drainage from the ovary?

Superficial inguinal nodes

Internal iliac nodes

Inferior mesenteric nodes

Para-aortic nodes (correct)

What is the origin of the pudendal nerve?

Coccygeal plexus

Lumbar plexus

Lumbosacral plexus

Sacral plexus (correct)

Which vessels are closely associated with the lymphatic drainage of the perineum?

Internal iliac veins Signup and view all the answers

What is the function of the sacrospinous ligament during a pudendal nerve block?

It serves as a landmark for needle insertion Signup and view all the answers

What is the anatomical structure that bounds the ischiorectal fossa laterally?

Obturator internus muscles and fascia Signup and view all the answers

Which of the following structures is NOT a content of the pudendal canal?

Sacral plexus Signup and view all the answers

What is the location of the pudendal canal in relation to the ischial spine?

Around the ischial spine Signup and view all the answers

What is the name of the muscle that forms the superomedial wall of the perineum?

Levator ani muscle Signup and view all the answers

What is the function of the pelvic diaphragm in relation to the perineum?

It seals off the perineum above Signup and view all the answers

What is the purpose of the pudendal block in relation to the perineum?

To block the pudendal nerve Signup and view all the answers

What is the function of the urogenital diaphragm?

Serves as a foundation for the attachment of the external genitalia Signup and view all the answers

What is the name of the fascia that continues as Scarpa's fascia in the superficial perineal space?

Colles' fascia Signup and view all the answers

What is the common feature of the muscles in the superficial perineal space?

They are all invested by the deep perineal fascia Signup and view all the answers

Which of the following structures is NOT found in the superficial perineal space in females?

Crus of penis Signup and view all the answers

What is the name of the fascia that separates the superficial and deep perineal spaces?

Perineal membrane Signup and view all the answers

What is the common feature of the contents of the superficial perineal space in both sexes?

They are all muscles Signup and view all the answers