Download Quiz ch. 17 Bio. 183 Name: Date: The process whereby a sperm

Quiz ch. 17
Bio. 183
Name:
Date:
The process whereby a sperm combines with a secondary oocyte is called:
A.
B.
C.
D.
E.
ovulation
oogenesis
fertilization
morulation
None of the choices are correct.
The series of events that brings the egg nucleus and the sperm nucleus together is called:
A.
B.
C.
D.
E.
ovulation
oogenesis
fertilization
gastrulation
None of the choices are correct.
The processes and stages that a single fertilized cell undergoes to become a complex human
being is called:
A.
B.
C.
D.
E.
differentiation
development
denaturation
de novo origination
None of the choices are correct.
The fertilized egg is called:
A.
B.
C.
D.
E.
an acrosome
a zygote
a blastula
a spermocyte
None of the choices are correct.
The cap of enzymes upon the head of a sperm is called the:
A.
B.
C.
D.
E.
acrosome
zygote
zona pellucida
corona radiata
None of the choices are correct.
The plasma membrane of the egg is surrounded by an extracellular matrix called the:
A.
B.
C.
D.
corona radiata
zona pellucida
flagellum
follicle
The sperm's tail that propels it is called a:
A.
B.
C.
D.
corona radiata
zona pellucida
flagellum
follicle
Entrance of more than one sperm into an egg is called:
A.
B.
C.
D.
polyspermy
polyclonal
bizygosis
gonadoploidy
Morphogenesis is:
A.
B.
C.
D.
the total life cycle of any animal
a process by which tissues are shaped into organs
the mechanism by which gametes are formed
a study of the beginning and end of life
Immediately after fertilization, the zygote begins to:
A.
B.
C.
D.
E.
expand with water
disintegrate
travel through the oviduct
divide
travel through the oviduct and divide
Frequent urination, cessation of menstruation, morning sickness, increase in breast size, presence
of HCG are indications:
A.
B.
C.
D.
of ovulation
of pregnancy
of ovarian tumors
of menopause
This structure in animals such as birds provides food for the developing embryo while in
humans, this structure is present but food is provided through the placenta. This structure is
the: ______
The umbilical blood vessels arise within the: _____
A.
B.
C.
D.
amnion
yolk sac
chorion
allantois
Pregnancy occurs when:
A.
B.
C.
D.
E.
the sperm and the egg combine
the fertilized egg implants in the ovary
the developing embryo embeds itself in the endometrial lining
sperm are in the vagina
sperm are in the uterus
The extraembryonic membranes form:
A.
B.
C.
D.
during embryonic development
during fetal development
before implantation
during the third month
Which membrane contains a fluid?
A.
B.
C.
D.
yolk sac
allantois
amnion
umbilical cord
If an embryo implants in the oviduct, this is called a/an:
A.
B.
C.
D.
placental pregnancy
chorionic pregnancy
ectopic pregnancy
oviductal pregnancy
The presence of this hormone in the blood and urine indicates that a woman is pregnant:
A.
B.
C.
D.
estrogen
progesterone
HCG
prostaglandin
Early pregnancy (endometrial lining) is maintained by the hormone ______ which maintains the
corpus luteum until the placenta is more developed.
A.
B.
C.
D.
estrogen
progesterone
HCG
GH
HCG:
A. is produced by the trophoblast cells
B. causes the breakdown of the corpus luteum
C. is produced by nonpregnant females
The first mitotic divisions of the fertilized ovum are called: _______
The process by which cells take on a specific structure and function is called: _____
The process by which the different parts of the embryo take shape is called: _______
A. cleavage
B. morphogenesis
C. differentiation
Which of the following is the earliest embryonic stage? ______
At which stage is the embryo composed of a hollow ball of cells? _____
At which stage of development does differentiation and formation of germ layers
occur? _______
In the blastocyst, the inner cell mass is surrounded by the ___ which will become the
chorion. _______
A. morula
B. blastula
C. gastrula
D. blastocyst
E. embryonic disk
F. allatois
G. trophoblasts
Reproductive cloning includes:
A.
B.
C.
D.
removing the nucleus from an egg
placing a donor nucleus in an enucleated egg
implanting an embryo into a surrogate mother
All of the choices are correct.
The first site of blood cell formation is:
A.
B.
C.
D.
embryonic disk
yolk sac
placenta
primary germ layers
The nervous system and the epidermis of the skin are derived from: ____
Muscles and connective tissues such as bone are derived from: ____
The digestive tract lining, bronchi, and lungs are derived from: ____
A. ectoderm
B. mesoderm
C. endoderm
The extraembryonic membrane that provides a fluid environment for the developing embryo
is: _____
The extraembryonic membrane that contains no yolk and is the first site of red blood cells
is: ______
The extraembryonic membrane that contributes to the circulatory system is: _____
The outer extraembryonic membrane is: ________
The extraembryonic membrane formed from the chorion and uterine tissues and forms the
membrane of fetal blood exchange is: _________
A.
B.
C.
D.
E.
amnion
yolk sac
allantois
placenta
umbilical cord
The connection between the pulmonary artery and the aorta in fetal life is called the:
A. oval opening
B. arterial duct
C. venous duct
The opening between the left and right atria which exists during fetal life is called the:
A. oval opening
B. arterial duct
C. venous duct