The active form of vitamin D is:
Anonymous Quiz
97%
1, 25-dihydroxycholecalciferol
0%
Calcitonin
3%
Cholecalciferol
0%
Ergosterol
Plasma levels of calcium can be increased most rapidly by the direct action of parathyroid hormone on which of the following?
Anonymous Quiz
6%
Kidney
11%
Intestine
0%
Thyroid gland
83%
Bones
Hyperparathyroidism decreases the plasma levels of:
Anonymous Quiz
80%
Phosphate
2%
Sodium
19%
Calcium
0%
Potassium
Cortisol actions include:
Anonymous Quiz
76%
Glycogenesis
5%
Increased protein synthesis
17%
Decreased red blood cell count
2%
Increased collagen synthesis
The deep perineal pouch in the female contains:
Anonymous Quiz
3%
a- Ischiocavernosus muscle.
77%
b-Deep transverse perineal muscle.
9%
c- Bulbourethral glands.
11%
d- Bulb of vestibule.
The medial wall of the ischiorectal fossa is formed by which of the following?
Anonymous Quiz
0%
a- Urogenital diaphragm
86%
b- Levator ani and external anal sphincter
6%
c- Obturator internus muscle
8%
d- Levator ani and obturator fascia
Infected glands of the anus (near the pectinate line) may erode the wall of the anal canal and rupture laterally into the:
Anonymous Quiz
87%
a- Ischiorectal fossa
3%
b- Deep perineal pouch (or space)
10%
c- Superficial perineal pouch (or space)
0%
d- Retropubic space
Regarding the perineum, which one of the following structures is considered a boundary of it:
Anonymous Quiz
19%
a- Lavatory ani
71%
b-Pubic symphysis
3%
c- Apex of the sacrum
6%
d- The superior pubic ramus
The portion of the male urethra that passes through the urogenital diaphragm is called the:
Anonymous Quiz
8%
a- Penile urethra
3%
b- Spongy urethra
89%
c- Membranous urethra
0%
d- Prostatic urethra
Which one the following structures are present in the superficial perineal pouch in the female?
Anonymous Quiz
16%
a- Sphincter urethrae muscle.
3%
b- Deep transverses perinei.
69%
c- Bartholin glands.
13%
d- Bulbourethral glands.
Which one of the following structures is present in the deep perineal pouch in the male?
Anonymous Quiz
13%
a- Two crura of penis.
71%
b- Internal pudendal artery.
13%
c- Bulb of the penis.
3%
d- Ischocavernosus muscle.
When performing surgery in the ischiorectal fossa, the internal pudendal vessels and pudendal nerve should be avoided by staying away from the:
Anonymous Quiz
0%
a- Base of the fossa
3%
b- Medial wall of the fossa
97%
c- Lateral wall of the fossa
0%
d- Anterior wall of the fossa
The lateral wall of the ischiorectal fossa is the;
Anonymous Quiz
3%
a- External anal sphincter
3%
b- Internal anal sphincter
94%
c- Obturator internus muscle.
0%
d- Obturator externus muscle
The ischiocavernosus muscle is found in the:
Anonymous Quiz
0%
a- True pelvis
94%
b- Superficial perineal space
0%
c- Deep perineal space
6%
d- Ischiorectal fossa
During a difficult vaginal delivery, the doctor performed a median episiotomy and accidentally cut through the perineal body into the structure immediately posterior. which was this structure?
Anonymous Quiz
10%
a) Sphincter urethrae
80%
b) External anal sphincter
3%
c) Bulbospongiosus muscle
7%
d) Ischiocavernosus muscle
The perineal membrane forms the floor of
Anonymous Quiz
3%
a) Ischioanal fossa
5%
b) Rectovesical pouch
86%
c) Deep perineal pouch
5%
d) Superficial perineal pouch