Question 1

Which antibodies are found in colostrum?

Accepted Answer

A)   IgM
B)   IgA
C)   IgG
D)   IgDE) All of the above
F) A) and B)

Question 2

The Apgar score is assigned for several criteria measured at birth. What is NOT measured?

Accepted Answer

A)   respiratory level
B)   muscle activity
C)   grimace
D)   defecationE) B) and C)
F) All of the above

Question 3

What connects the placenta to the fetus?

Accepted Answer

A)   notochord
B)   allantois
C)   umbilical cord
D)   chorionE) C) and D)
F) A) and B)

Question 4

What process starts at the embryonic period?

Accepted Answer

A)   fertilization
B)   formation of the blastula
C)   gastrulation
D)   implantationE) A) and B)
F) A) and C)

Question 5

Along which line of the embryo does the primitive streak form?

Accepted Answer

A)   cephalic -caudal
B)   right -left
C)   lateral -medial
D)   dorsal -ventralE) C) and D)
F) B) and D)

Question 6

What is NOT allowed to pass through the placental barrier between maternal and fetal blood supplies?

Accepted Answer

A)   wastes
B)   blood cells
C)   nutrients
D)   certain gasesE) A) and C)
F) B) and C)

Question 7

In the case of blood types, both alleles A and B may be expressed as the phenotype. This exemplifies:

Accepted Answer

A)   polygenic inheritance.
B)   sex -linked inheritance.
C)   codominance.
D)   incomplete dominance.E) A) and B)
F) A) and C)

Question 8

What makes estrogen and progesterone after the fourth month of pregnancy to maintain the uterine lining?

Accepted Answer

A)   corpus luteum
B)   placenta
C)   anterior pituitary
D)   ovariesE) A) and B)
F) A) and C)

Question 9

During month 4 of prenatal development, the fetus turns upside down in the vertex position.

Accepted Answer

A) True 
 B)False

Question 10

The fusion of the pronuclei can occur after the oocyte completes:

Accepted Answer

A)   mitosis.
B)   capacitation.
C)   meiosis II.
D)   meiosis I.E) None of the above
F) C) and D)

Question 11

Which reaction releases enzymes such as hyaluronidase and acrosin that allow sperm to penetrate the corona radiata of the secondary oocyte?

Accepted Answer

A)   cortical reaction
B)   capacitation
C)   acrosomal reaction
D)   sperm migrationE) B) and C)
F) A) and D)

Question 12

Which of the following releases human chorionic gonadotropin (hCG) ?

Accepted Answer

A)   blastocyst
B)   cytotrophoblast
C)   syncytiotrophoblast
D)   inner cell massE) B) and C)
F) None of the above

Question 13

Explain what is meant when a pregnant woman says her "water has broken." Discuss the stage of labor during which this event occurs.

Accepted Answer

At some point during the dilation stage,...

Question 14

What is the first major event of organogenesis?

Accepted Answer

A)   formation of somites
B)   neurulation
C)   formation of the endocrine glands
D)   formation of the skinE) B) and C)
F) B) and D)

Question 15

Which of the following implants in, or attaches to, the endometrium of the uterus?

Accepted Answer

A)   fetus
B)   secondary oocyte
C)   blastocyst
D)   embryoE) B) and C)
F) A) and B)

Question 16

Which hormone makes the medullary respiratory center more sensitive to carbon dioxide levels during pregnancy?

Accepted Answer

A)   relaxin
B)   progesterone
C)   human chorionic gonadotropin (hCG) 
D)   estrogenE) All of the above
F) B) and C)

Question 17

Which of the following is NOT a function of amniotic fluid?

Accepted Answer

A)   protects the embryo from trauma
B)   allows the embryo freedom of movement
C)   provides nutrition for the developing embryo
D)   maintains a constant temperature for the developing embryoE) A) and B)
F) None of the above

Question 18

Breast milk also acts as a mild laxative and helps cleanse meconium, a tarry, green fecal material made up of bile and other wastes that is first excreted by the newborn.

Accepted Answer

A) True 
 B)False

Exam 27: Development Heredity

Which of the following is NOT a function of amniotic fluid?

Correct Answer
verified

The fusion of the pronuclei can occur after the oocyte completes:

Correct Answer
verified

What makes estrogen and progesterone after the fourth month of pregnancy to maintain the uterine lining?

Correct Answer
verified

What is NOT allowed to pass through the placental barrier between maternal and fetal blood supplies?

Correct Answer
verified

Along which line of the embryo does the primitive streak form?

Correct Answer
verified

Explain what is meant when a pregnant woman says her "water has broken." Discuss the stage of labor during which this event occurs.

Correct Answer
verified
At some point during the dilation stage,...
View Answer

Breast milk also acts as a mild laxative and helps cleanse meconium, a tarry, green fecal material made up of bile and other wastes that is first excreted by the newborn.

Correct Answer
verified

In the case of blood types, both alleles A and B may be expressed as the phenotype. This exemplifies:

Correct Answer
verified

The Apgar score is assigned for several criteria measured at birth. What is NOT measured?

Correct Answer
verified

Which of the following releases human chorionic gonadotropin (hCG) ?

Correct Answer
verified

Which antibodies are found in colostrum?

Correct Answer
verified

What connects the placenta to the fetus?

Correct Answer
verified

Which hormone makes the medullary respiratory center more sensitive to carbon dioxide levels during pregnancy?

Correct Answer
verified

What process starts at the embryonic period?

Correct Answer
verified

What is the first major event of organogenesis?

Correct Answer
verified

Which reaction releases enzymes such as hyaluronidase and acrosin that allow sperm to penetrate the corona radiata of the secondary oocyte?

Correct Answer
verified

During month 4 of prenatal development, the fetus turns upside down in the vertex position.

Correct Answer
verified

Which of the following implants in, or attaches to, the endometrium of the uterus?

Correct Answer
verified

Exam 27: Development Heredity

Which of the following is NOT a function of amniotic fluid?

Correct AnswerverifiedShow Answer

The fusion of the pronuclei can occur after the oocyte completes:

Correct AnswerverifiedShow Answer

What makes estrogen and progesterone after the fourth month of pregnancy to maintain the uterine lining?

Correct AnswerverifiedShow Answer

What is NOT allowed to pass through the placental barrier between maternal and fetal blood supplies?

Correct AnswerverifiedShow Answer

Along which line of the embryo does the primitive streak form?

Correct AnswerverifiedShow Answer

Explain what is meant when a pregnant woman says her "water has broken." Discuss the stage of labor during which this event occurs.

Correct AnswerverifiedAt some point during the dilation stage,...View AnswerShow Answer

Breast milk also acts as a mild laxative and helps cleanse meconium, a tarry, green fecal material made up of bile and other wastes that is first excreted by the newborn.

Correct AnswerverifiedShow Answer

In the case of blood types, both alleles A and B may be expressed as the phenotype. This exemplifies:

Correct AnswerverifiedShow Answer

The Apgar score is assigned for several criteria measured at birth. What is NOT measured?

Correct AnswerverifiedShow Answer

Which of the following releases human chorionic gonadotropin (hCG) ?

Correct AnswerverifiedShow Answer

Which antibodies are found in colostrum?

Correct AnswerverifiedShow Answer

What connects the placenta to the fetus?

Correct AnswerverifiedShow Answer

Which hormone makes the medullary respiratory center more sensitive to carbon dioxide levels during pregnancy?

Correct AnswerverifiedShow Answer

What process starts at the embryonic period?

Correct AnswerverifiedShow Answer

What is the first major event of organogenesis?

Correct AnswerverifiedShow Answer

Which reaction releases enzymes such as hyaluronidase and acrosin that allow sperm to penetrate the corona radiata of the secondary oocyte?

Correct AnswerverifiedShow Answer

During month 4 of prenatal development, the fetus turns upside down in the vertex position.

Correct AnswerverifiedShow Answer

Which of the following implants in, or attaches to, the endometrium of the uterus?

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
At some point during the dilation stage,...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified