Week 29 Quiz Flashcards
Which muscle is innervated by the nerve originating from the spinal roots of S1 and S2?
Piriformis muscle
Coccygeus muscle
Levator ani muscles
Obturator internus
External anal sphincter
Piriformis muscle
Seminal vesicle
Ejaculatory duct
Bulbo-urethral glands
Ductus deferens
Prostate
Seminal vesicle
Identify the structure labelled A -
Mesonephric duct
Select a derivative of the structure labelled B -
Kidney collecting system
Select a derivative of a structure labelled C -
Kidney excretory system
Identify the structure labelled D -
Urorectal septum
The pudendal nerve seldom gives rise to the inferior rectal nerve
True or False,
False
Choose the TWO incorrect statements regarding the development of the uteroplacental circulation
A. Uterine glands dilate to form sinusoids
B. The spiral arteries provide oxygenated blood and remove deoxygenated blood
C. Lacunae develop within the syncytiotrophoblast that become filled with maternal blood
D. Lacunar networks of the syncytiotrophoblast are the primordia of the intervillous space of the placenta
E. It occurs following complete implantation into the endometrium and closure of the epithelial lining
A,B
Testes
Tunica vaginalis
Scrotum
Epididymis
Tunica albuginea
Tunica vaginalis
Neural crest cells contribute to the pharyngeal arches, 3.4 and 6 and migrate into the developing heart
True or False,
True
Ischio-anal fossa
Rectouterine pouch
Retropubic space
Vesicouterine pouch
Rectovesical pouch
Rectouterine pouch
Obturator membrane
Sacrotuberous ligament
Lesser sciatic foramen
Greater sciatic foramen
Sacrospinous ligament
Lesser sciatic foramen
The pharyngeal arches consist of a core of somatic mesoderm and neural crest cell-derived mesenchyme
True or False,
True
Triangular spaces found bilateral to the inferior aspect of the rectum and the anus are known as:
Inguinal triangles
Ischioanal fossae
Sacrogenital folds
Rectovesical pouches
Urogenital triangle
Ischioanal fossae
Choose the TWO incorrect statements regarding the early development of the heart
A. The cardiogenic plate undergoes bilateral canalisation to form two cardiac tubes
B. The pericardial coelom will eventually form the pericardial sac
C. The visceral layer of the pericardium is the endothelial lining of the fused cardiac tube
D. Fibrillary movement is present prior to fusion of the cardiac tubes
E. Myoblasts will differentiate into cardiac muscle
C,D
The obturator artery near its origin is crossed by the ureter
True or False,
True
Coccygeus muscle
Piriformis muscle
Iliococcygeus muscle
Puborectalis muscle
Pubococcygeus muscle
Iliococcygeus muscle
Which of the following structures are part of the content of the deep perineal pouch in FEMALES?
Greater vestibular glands
Bulbo-urethral glands
Clitoris
Superficial transverse perineal muscle
Proximal urethra
Proximal urethra
External urethral orifice
Labia minora
Clitoris
Mons pubis
Vaginal orifice
External urethral orifice
The internal pudendal artery enters the perineum via the lesser sciatic foramen
True or False,
True
The pudendal nerve supplies mucosa of the anal canal proximal to the pectinate line
True or False,
False
Dorsal nerve of the penis
Inferior rectal nerve
Genitofemoral nerve
Obturator nerve
Pudendal nerve
Inferior rectal nerve
The coccygeus muscle originates from the:
A. Anococygeal body
B. Posterior surface of the Iliac crest
C. Perineal body
D. Ischial spine
E. Posterior surface of pubic bone
D. Ischial spine
