Embryology Practical Exam Slides

ال ”” سبحانك ال قالوا سبحانك قالواعلمتنا ما إال لنا علمتنا علم ما إال لنا علم

العليم أنت العليم إنك أنت إنكالحكيم“الحكيم“

ال ”” سبحانك ال قالوا سبحانك قالواعلمتنا ما إال لنا علمتنا علم ما إال لنا علم

العليم أنت العليم إنك أنت إنكالحكيم“الحكيم“

آية البقرة آية سورة البقرة سورة((3232((

By:By: Dr. Ayman Ahmed KhanfourDr. Ayman Ahmed Khanfour

Lecturer of AnatomyLecturer of AnatomyFaculty of MedicineFaculty of Medicine

Alexandria UniversityAlexandria University

(Mature graffian follicle)(Mature graffian follicle)

Identify the pointing arrow (number ………)?Identify the pointing arrow (number ………)?

(Graffian follicle after rupture)(Graffian follicle after rupture)

Identify the pointing arrow (number ………)?Identify the pointing arrow (number ………)?

(Ovum)(Ovum)

Identify the picture?Identify the picture? Mention 2 Factors causing movement of ova towards Mention 2 Factors causing movement of ova towards

uterus?uterus?* Answer: * Answer: a. Fimbriae. b. Perstatalic Movement.a. Fimbriae. b. Perstatalic Movement.

(Sperms)(Sperms)

Identify the pointing arrow (number ………)?Identify the pointing arrow (number ………)? What are its parts:What are its parts:* Answer:* Answer: 1. Head: ( Nucleus, Acrosomal Cap)1. Head: ( Nucleus, Acrosomal Cap) 2. Neck: Contain Mitochondria. 3. Tail2. Neck: Contain Mitochondria. 3. Tail

Liberation of Acrosomal Enzyme is Acrosomal Reaction.Liberation of Acrosomal Enzyme is Acrosomal Reaction. Nucleus of Sperm Contain………(22 + X or Y)Nucleus of Sperm Contain………(22 + X or Y) Size of Sperm= 50 U.Size of Sperm= 50 U. How Sperm Moves towards ova?How Sperm Moves towards ova? 1. Flagellla. 2.1. Flagellla. 2. Cilia. 3. Chemotaxis or Chemoattracts.Cilia. 3. Chemotaxis or Chemoattracts.

(Fertilization)(Fertilization)

Identify the pointing arrow (number ………)?Identify the pointing arrow (number ………)?

(2 cell stage)(2 cell stage)

Identify the pointing arrow (number ………)?Identify the pointing arrow (number ………)?

(4 cell embryo)(4 cell embryo)

Identify the picture?Identify the picture? Site of cleavage: Site of cleavage: Fallopian Tube medial to ampulla.Fallopian Tube medial to ampulla. Site Of fertilization: Site Of fertilization: Ampulla.Ampulla.

(Morula)(Morula)

Identify the pointing arrow?Identify the pointing arrow? What are the number of its cells?What are the number of its cells?*Answer: *Answer: 12:1612:16 What is the name of its cellsWhat is the name of its cells*Answer: *Answer: Blastomers.Blastomers.

(Blastocyst)(Blastocyst)

Identify the pointing arrow (number ………)?Identify the pointing arrow (number ………)? What is blastocele?What is blastocele?* Answer: * Answer: It is the fluid present inside the blastocyst.It is the fluid present inside the blastocyst. What is the function of number 2?What is the function of number 2?Answer:Answer: Formation of embryo. Formation of embryo.

(Blastocyst after implantation)(Blastocyst after implantation)

Identify the pointing arrow (number ………)?Identify the pointing arrow (number ………)?

(In vitro fertilization)(In vitro fertilization)

Identify the pointing arrow (number ………)?Identify the pointing arrow (number ………)? Give its indication?Give its indication?* Answer: * Answer: Tubal obstruction due to repeated inflammation.Tubal obstruction due to repeated inflammation.

(Intracytoplasmic sperm injection)(Intracytoplasmic sperm injection)

Identify the picture?Identify the picture?

(Types of placenta previa)(Types of placenta previa)

Identify the pointing arrow (number ………)?Identify the pointing arrow (number ………)? What is the cause?What is the cause?*Answer: *Answer: Implanation of lower uterine segment.Implanation of lower uterine segment. Mention 2 Complications?Mention 2 Complications?* Answer: * Answer: a. Antepartum Hemorrhage. B. Malposition of Fetus.a. Antepartum Hemorrhage. B. Malposition of Fetus.

(Umbilical cord)(Umbilical cord)

Identify the pointing arrow (number ………)?Identify the pointing arrow (number ………)? Give its length?Give its length? * Answer: * Answer: Length: 50 -60 Cm.Length: 50 -60 Cm.

Mention 2 anomalies. Mention 2 anomalies.

Give its normal attachment to Placenta: Central.Give its normal attachment to Placenta: Central.* Answer: * Answer: Central.Central.

* Answer: * Answer: Short and long.Short and long.

(Tubal ectopic pregnancy)(Tubal ectopic pregnancy)

Identify the picture?Identify the picture? Give two complications?Give two complications?

a. Abortion.a. Abortion.b. Internal Hemorrhage.b. Internal Hemorrhage.

* Answer:* Answer:

(Intervertebral disc)(Intervertebral disc)

Identify the pointing arrow (number 3)?Identify the pointing arrow (number 3)? Give its embryological origin?Give its embryological origin? * Answer: * Answer: Remnants of notochordRemnants of notochord