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Anatomy of the Pelvic Cavity Quiz

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Which of the following bones forms the anterior boundary of the pelvic cavity?

Pubic symphysis

Explanation

Forms the front part of the pelvic cavity.

Which ligament provides support to the uterus and helps maintain its anteverted position?

Round ligament

Explanation

Supports the uterus and maintains anteverted position.

Which of the following structures is NOT located within the pelvic cavity?

Kidneys

Explanation

Kidneys are not found in the pelvic cavity.

Which ligament attaches the ovary to the lateral pelvic wall?

Suspensory ligament

Explanation

Attaches ovary to lateral pelvic wall.

The sacral plexus is formed by the ventral rami of which spinal nerves?

L4-S4

Explanation

Formed by ventral rami of L4-S4 spinal nerves.

Which muscle is primarily responsible for maintaining urinary continence?

Levator ani

Explanation

Mainly responsible for urinary continence.

Which muscle forms the floor of the pelvic cavity?

Levator ani

Explanation

Constitutes the pelvic cavity floor.

What is the primary function of the rectus abdominis muscle in the pelvic cavity?

Supports abdominal viscera

Explanation

Mainly supports abdominal viscera in the pelvic region.

Which nerve innervates the majority of the muscles in the pelvic floor?

Pudendal nerve

Explanation

Innervates most pelvic floor muscles.

#10

The sacral promontory is formed by which part of the sacrum?

Base

Explanation

Formed by the base of the sacrum.

#11

Which of the following is NOT a function of the pelvic floor muscles?

Facilitate digestion

Explanation

Not involved in digestion facilitation.

#12

What is the primary function of the pudendal nerve in the pelvic cavity?

Sensory innervation of external genitalia

Explanation

Primarily provides sensory innervation to external genitalia.

#13

Which artery supplies blood to the majority of the pelvic viscera and pelvic walls?

Internal iliac artery

Explanation

Supplies blood to pelvic viscera and walls.

#14

Which of the following is NOT a function of the pelvic diaphragm?

Assist in respiration

Explanation

Not involved in respiratory assistance.

#15

What is the function of the obturator internus muscle in the pelvic cavity?

Externally rotates the thigh

Explanation

Primary function is external thigh rotation.

#16

Which ligament attaches the cervix to the pelvic wall?

Uterosacral ligament

Explanation

Attaches cervix to pelvic wall.

#17

The levator ani muscle is composed of which two parts?

Puborectalis and pubococcygeus

Explanation

Composed of puborectalis and pubococcygeus parts.

#18

The pelvic splanchnic nerves are responsible for which function in the pelvic cavity?

Parasympathetic innervation

Explanation

Responsible for parasympathetic innervation in the pelvic cavity.

Anatomy of the Pelvic Cavity Quiz

Which of the following bones forms the anterior boundary of the pelvic cavity?

Which ligament provides support to the uterus and helps maintain its anteverted position?

Which of the following structures is NOT located within the pelvic cavity?

Which ligament attaches the ovary to the lateral pelvic wall?

The sacral plexus is formed by the ventral rami of which spinal nerves?

Which muscle is primarily responsible for maintaining urinary continence?

Which muscle forms the floor of the pelvic cavity?

What is the primary function of the rectus abdominis muscle in the pelvic cavity?

Which nerve innervates the majority of the muscles in the pelvic floor?

The sacral promontory is formed by which part of the sacrum?

Which of the following is NOT a function of the pelvic floor muscles?

What is the primary function of the pudendal nerve in the pelvic cavity?

Which artery supplies blood to the majority of the pelvic viscera and pelvic walls?

Which of the following is NOT a function of the pelvic diaphragm?

What is the function of the obturator internus muscle in the pelvic cavity?

Which ligament attaches the cervix to the pelvic wall?

The levator ani muscle is composed of which two parts?

The pelvic splanchnic nerves are responsible for which function in the pelvic cavity?

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