Question 1
Question
The process by which the germ layers are formed is known as [blank_start]gastrulation[blank_end]
Question 2
Question
Name these layers that are formed in the very early stages of embryonic development
Question 3
Question
Name the following structures
Answer
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Primitive node
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Primitive streak
Question 4
Question
Mesoderm cells migrate through which structure to form the middle germ layer?
Answer
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Primitive Streak
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Hypoblast
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Amniotic Yolk cells
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Wall of amniotic cavity
Question 5
Question
After the formation of the mesoderm, it splits into three sections. Arrange them from medial to lateral:
[blank_start]Paraxial mesoderm[blank_end]
[blank_start]Intermediate mesoderm[blank_end]
[blank_start]Lateral plate of the mesoderm[blank_end]
Question 6
Question
The urogenital system develops from the [blank_start]intermediate mesoderm[blank_end].
Question 7
Question
Germ cells that are still to reach the gonads are known as [blank_start]Primordial[blank_end] Germ Cells (PGCs)
Question 8
Question
During weeks 4-6 of development, primordial germ cells migrate from the [blank_start]yolk sac[blank_end] to the [blank_start]intermediate mesoderm[blank_end] thus forming the [blank_start]primitive sex cords[blank_end]
Answer
-
primitive sex cords
-
mesonephric ducts
-
intermediate mesoderm
-
paraxial mesoderm
-
yolk sac
Question 9
Question
In terms of genital duct development:
The Wolffian ducts are also known as [blank_start]mesonephric ducts[blank_end]
The Mullerian ducts are also known as [blank_start]paramesonephric ducts[blank_end]
Answer
-
mesonephric ducts
-
paramesonephric ducts
-
paramesonephric ducts
-
mesonephric ducts
Question 10
Question
[blank_start]Mesonephric[blank_end] ducts form the male reproductive system
[blank_start]Paramesonephric[blank_end] ducts form the female reproductive system
Answer
-
Mesonephric
-
Paramesonephric
Question 11
Question
What are the two main types of germ cells found in males? (Name alphabetically)
[blank_start]Leydig[blank_end] cells
[blank_start]Sertoli[blank_end] cells
Question 12
Question
Leydig Cells produce [blank_start]Testosterone[blank_end]
Sertoli Cells produce [blank_start]Anti-Mullerian Hormone[blank_end]
Answer
-
Anti-Mullerian Hormone
-
Testosterone
Question 13
Question
Anti-Mullerian Hormone in males causes degradation of the [blank_start]Paramesonephric[blank_end] duct in males
Answer
-
Paramesonephric
-
Mesonephric
Question 14
Question
The structure of the developing testes that connects the mesonephric duct to the sex cords is called the [blank_start]Rete[blank_end] Testis
Question 15
Question
Which hormone induces formation of epididymis, vas deferens, seminal vesicles?
[blank_start]Testosterone[blank_end]
Question 16
Question
Which type of testosterone stimulates the development of the male external genitalia?
Answer
-
Dihydrotestosterone
-
Methyltestosterone
-
Fluoxymesterone
Question 17
Question
The testes originate at the posterior abdominal wall, around the area of which vertebral level?
Question 18
Question
Which of the three male accessory glands develops as part of the mesonephric ducts?
Answer
-
Seminal vesicles
-
Prostate gland
-
Bulbourethral glands
Question 19
Question
Which hormone triggers the development of the paramesonephric ducts in females?
[blank_start]Oestrogen[blank_end]
Question 20
Question
Which three of the following structures are formed by the paramesonephric ducts?
Answer
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Fallopian Tubes
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Uterus
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Ovaries
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Superior Vagina
-
Inferior Vagina
Question 21
Question
Which germ layer is the external genitalia of the female formed from?
Answer
-
Ectoderm
-
Mesoderm
-
Endoderm
Question 22
Question
Abnormal position of external urethral orifice is known clinically as [blank_start]hypospadias[blank_end]