Deck 1: Gametogenesis and Fertilization

Question 1

________ Gives rise to part of the placenta

A) A
B) B
C) C
D) D
E) E

Answer 1

D

Question 2

________ Contains enzymes that digest a path for the sperm

A) Polar body
B) Capacitation
C) Acrosome
D) Zona pellucida
E) Pronuclei

Answer 2

C

Question 3

________ Derived from a primary oocyte

A) A
B) B
C) C
D) D
E) E

Answer 3

B

Question 4

________ Gives rise to the hypoblast

A) A
B) B
C) C
D) D
E) E

Question 5

________ Expelled with the follicular fluid

A) A
B) B
C) C
D) D
E) E

Question 6

________ Fimbriae

A) A
B) B
C) C
D) D
E) E

Question 7

________ Corona radiata

A) A
B) B
C) C
D) D
E) E

Question 8

________ Polar body

A) A
B) B
C) C
D) D
E) E

Question 9

________ Degenerates and disappears

A) A
B) B
C) C
D) D
E) E

Question 10

________ Meiotic spindle

A) A
B) B
C) C
D) D
E) E

Question 11

________ Once filled the cavity of the ovarian follicle

A) A
B) B
C) C
D) D
E) E

Question 12

________ Haploid nuclei that fuse to form a zygote

A) Polar body
B) Capacitation
C) Acrosome
D) Zona pellucida
E) Pronuclei

Question 13

________ Blastocystic cavity

A) A
B) B
C) C
D) D
E) E

Question 14

________ Embryoblast

A) A
B) B
C) C
D) D
E) E

Question 15

________ Changes occur in it that inhibit entry of sperm

A) Polar body
B) Capacitation
C) Acrosome
D) Zona pellucida
E) Pronuclei

Question 16

________ Cytotrophoblast

A) A
B) B
C) C
D) D
E) E

Question 17

________ Produces progesterone

A) A
B) B
C) C
D) D
E) E

Question 18

________ Haploid cell

A) A
B) B
C) C
D) D
E) E

Question 19

________ Develops under luteinizing hormone influence

A) A
B) B
C) C
D) D
E) E

Question 20

________ Zona pellucida

A) A
B) B
C) C
D) D
E) E

Question 21

________ Embryoblast

A) A
B) B
C) C
D) D
E) E

Question 22

________ Develops from a ruptured ovarian follicle

A) Corpus luteum
B) Zona pellucida
C) Prechordal plate
D) Ectopic implantation
E) Chorionic sac

Question 23

________ Endometrium

A) A
B) B
C) C
D) D
E) E

Question 24

________ Ovarian pregnancy

A) A
B) B
C) C
D) D
E) E

Question 25

________ Derived from cytotrophoblast

A) A
B) B
C) C
D) D
E) E

Question 26

________ Hypoblast

A) A
B) B
C) C
D) D
E) E

Question 27

________ Abdominal pregnancy

A) A
B) B
C) C
D) D
E) E

Question 28

________ Usual site of implantation

A) A
B) B
C) C
D) D
E) E

Question 29

________ Syncytiotrophoblast

A) A
B) B
C) C
D) D
E) E

Question 30

________ Implantation at internal os

A) A
B) B
C) C
D) D
E) E

Question 31

________ Epiblast forms its floor

A) A
B) B
C) C
D) D
E) E

Question 32

________ Surrounds embryo, amnion, and umbilical vesicle (yolk sac)

A) Corpus luteum
B) Zona pellucida
C) Prechordal plate
D) Ectopic implantation
E) Chorionic sac

Question 33

________ Lies between the cytotrophoblast and the epiblast

A) A
B) B
C) C
D) D
E) E

Question 34

________ Cytotrophoblast

A) A
B) B
C) C
D) D
E) E

Question 35

________ Most common site of an ectopic pregnancy

A) A
B) B
C) C
D) D
E) E

Question 36

________ Develops as a localized thickening of hypoblast

A) Corpus luteum
B) Zona pellucida
C) Prechordal plate
D) Ectopic implantation
E) Chorionic sac

Question 37

________ Lacunar network

A) A
B) B
C) C
D) D
E) E

Question 38

________ Extraembryonic coelom

A) A
B) B
C) C
D) D
E) E

Question 39

________ Site of the decidual reaction

A) A
B) B
C) C
D) D
E) E

Question 40

________ Ventral layer of embryonic disc

A) A
B) B
C) C
D) D
E) E

Question 41

________ Derived from paraxial mesoderm

A) A
B) B
C) C
D) D
E) E

Question 42

________ Primitive pit

Question 43

________ Derived from notochordal process

A) A
B) B
C) C
D) D
E) E

Question 44

________ Appears on extraembryonic membranes

A) Allantois
B) Primitive streak
C) Notochord
D) Blood island
E) Neural plate

Question 45

________ Gives rise to the brain and spinal cord

A) Allantois
B) Primitive streak
C) Notochord
D) Blood island
E) Neural plate

Question 46

________ Umbilical artery

A) A
B) B
C) C
D) D
E) E

Question 47

________ Embryonic ectoderm

A) A
B) B
C) C
D) D
E) E

Question 48

________ Notochordal process

A) A
B) B
C) C
D) D
E) E

Question 49

________ Gives rise to an adult body cavity

A) A
B) B
C) C
D) D
E) E

Question 50

________ Neural groove

A) A
B) B
C) C
D) D
E) E

Question 51

________ Wall of amniotic sac

A) A
B) B
C) C
D) D
E) E

Question 52

________ Source of mesenchyme

A) Allantois
B) Primitive streak
C) Notochord
D) Blood island
E) Neural plate

Question 53

________ Splanchnopleure

A) A
B) B
C) C
D) D
E) E

Question 54

________ Derived from primitive streak

A) A
B) B
C) C
D) D
E) E

Question 55

________ Gives rise to most of the embryonic mesoderm

A) A
B) B
C) C
D) D
E) E

Question 56

________ Site of the prechordal plate

A) A
B) B
C) C
D) D
E) E

Question 57

________ Forms the basis of the axial skeleton

A) Allantois
B) Primitive streak
C) Notochord
D) Blood island
E) Neural plate

Question 58

________ Diverticulum of umbilical vesicle (yolk sac)

A) Allantois
B) Primitive streak
C) Notochord
D) Blood island
E) Neural plate

Question 59

________ Aggregation of angioblasts

A) Allantois
B) Primitive streak
C) Notochord
D) Blood island
E) Neural plate

Question 60

________ Fusing to form neural tube

A) A
B) B
C) C
D) D
E) E

Question 61

________ Optic groove in neural fold

A) A
B) B
C) C
D) D
E) E

Question 62

________ Gives rise to the mandible

A) A
B) B
C) C
D) D
E) E

Question 63

________ Primordial mouth

A) Limb bud
B) Neuropore
C) Septum transversum
D) Cervical sinus
E) Stomodeum

Question 64

________ Tertiary chorionic villus

A) A
B) B
C) C
D) D
E) E

Question 65

________ Contains umbilical vessels

A) A
B) B
C) C
D) D
E) E

Question 66

________ Forms from the paraxial mesoderm

A) A
B) B
C) C
D) D
E) E

Question 67

________ Closes during the fourth week

A) Limb bud
B) Neuropore
C) Septum transversum
D) Cervical sinus
E) Stomodeum

Question 68

________ Vitelline artery

A) A
B) B
C) C
D) D
E) E

Question 69

________ Hyoid arch

A) A
B) B
C) C
D) D
E) E

Question 70

________ Outgrowth of the ventrolateral body wall

A) Limb bud
B) Neuropore
C) Septum transversum
D) Cervical sinus
E) Stomodeum

Question 71

________ Sinus venosus

A) A
B) B
C) C
D) D
E) E

Question 72

________ Forms the major part of the diaphragm

A) Limb bud
B) Neuropore
C) Septum transversum
D) Cervical sinus
E) Stomodeum

Question 73

______ Oropharyngeal membrane

A) A
B) B
C) C
D) D
E) E

Question 74

______ Separates the amniotic cavity from the foregut

A) A
B) B
C) C
D) D
E) E

Question 75

______ Part of the embryonic coelom

A) A
B) B
C) C
D) D
E) E

Question 76

________ Neuropore

A) A
B) B
C) C
D) D
E) E

Question 77

________ Ectodermal depression in the neck

A) Limb bud
B) Neuropore
C) Septum transversum
D) Cervical sinus
E) Stomodeum

Question 78

______ Cloaca

A) A
B) B
C) C
D) D
E) E

Question 79

______ Produces embryonic mesoderm

A) A
B) B
C) C
D) D
E) E

Question 80

______ Gives rise to a major part of the diaphragm

A) A
B) B
C) C
D) D
E) E