Question 1

Figure 28.3
   
Identify the labeled structure(s) in each of the following questions.
-Identify the structure indicated by Label L.

Accepted Answer

A)  Umbilical cord 
B)  Placenta 
C)  Umbilical artery 
D)  Fetus 
E)  Myometrium 
A)  Umbilical cord 
B)  Placenta 
C)  Umbilical artery 
D)  Fetus 
E)  Myometrium

Question 2

During the first trimester of development, the basis for organ formation is established. This process is called ________.

Accepted Answer

A)  embryogenesis 
B)  organogenesis 
C)  implantation 
D)  gastrulation 
E)  None of the answers are correct. 
A)  embryogenesis 
B)  organogenesis 
C)  implantation 
D)  gastrulation 
E)  None of the answers are correct.

Question 3

Formation of the germ layers results from the process of ________.

Accepted Answer

A)  meiosis 
B)  somite formation 
C)  blastolation 
D)  gastrulation 
E)  None of the answers are correct. 
A)  meiosis 
B)  somite formation 
C)  blastolation 
D)  gastrulation 
E)  None of the answers are correct.

Question 4

What happens during gastrulation?

Accepted Answer

A)  The three primary germ layers are formed. 
B)  The embryo implants in the wall of the uterus. 
C)  The placenta becomes functional. 
D)  The chorion disintegrates. 
E)  The amnionic fluid appears. 
A)  The three primary germ layers are formed. 
B)  The embryo implants in the wall of the uterus. 
C)  The placenta becomes functional. 
D)  The chorion disintegrates. 
E)  The amnionic fluid appears.

Question 5

Figure 28.2
   
Identify the labeled structure(s) in each of the following questions.
-Identify the structure indicated by Label L.

Accepted Answer

A)  Maternal blood vessels 
B)  Chorion 
C)  Placenta 
D)  Trophoblast (cellular and syncytial layers) 
E)  Umbilical arteries 
A)  Maternal blood vessels 
B)  Chorion 
C)  Placenta 
D)  Trophoblast (cellular and syncytial layers) 
E)  Umbilical arteries

Question 6

The collective term for embryonic and fetal development is ________.

Accepted Answer

A)  preembryonic development 
B)  prenatal development 
C)  postnatal development 
D)  gestation 
E)  fertilization 
A)  preembryonic development 
B)  prenatal development 
C)  postnatal development 
D)  gestation 
E)  fertilization

Question 7

Figure 28.2
   
Identify the labeled structure(s) in each of the following questions.
-Identify the structure indicated by Label A.

Accepted Answer

A)  Chorion 
B)  Capsular decidua 
C)  Amnion 
D)  Basal decidua 
E)  Myometrium 
A)  Chorion 
B)  Capsular decidua 
C)  Amnion 
D)  Basal decidua 
E)  Myometrium

Question 8

Muscle are the result of maturing ________.

Accepted Answer

A)  myotomes 
B)  sclerotomes 
C)  notochord 
D)  mesoderm 
E)  apical ridges 
A)  myotomes 
B)  sclerotomes 
C)  notochord 
D)  mesoderm 
E)  apical ridges

Question 9

Dilation, expulsion, and placental are the three stages of ________.

Accepted Answer

A)  pregnancy 
B)  fetal development 
C)  trimesters 
D)  labor 
E)  delivery 
A)  pregnancy 
B)  fetal development 
C)  trimesters 
D)  labor 
E)  delivery

Question 10

During the ________ stage of labor, the muscle tension builds in the walls of the partially empty uterus, and the organ gradually decreases in size.

Accepted Answer

A)  dilation 
B)  expulsion 
C)  placental 
A)  dilation 
B)  expulsion 
C)  placental

Question 11

Pharyngeal pouch III becomes the upper portions of the parathyroid and thymus glands.

Accepted Answer

A) True 
 B)False

Question 12

Figure 28.5
   
Identify the labeled structure(s) in each of the following questions.
-Identify the structure indicated by Label O.

Accepted Answer

A)  Pancreas 
B)  Stomach 
C)  Notochord 
D)  Liver 
E)  None of the answers are correct. 
A)  Pancreas 
B)  Stomach 
C)  Notochord 
D)  Liver 
E)  None of the answers are correct.

Question 13

Figure 28.3
   
Identify the labeled structure(s) in each of the following questions.
-Identify the structure indicated by Label X.

Accepted Answer

A)  Large intestine 
B)  Transverse colon 
C)  Small intestine 
D)  Urinary bladder 
E)  Stomach 
A)  Large intestine 
B)  Transverse colon 
C)  Small intestine 
D)  Urinary bladder 
E)  Stomach

Question 14

Figure 28.3
   
Identify the labeled structure(s) in each of the following questions.
-Identify the structure indicated by Label M.

Accepted Answer

A)  Stomach 
B)  Myometrium 
C)  Umbilical cord 
D)  Placenta 
E)  Pubic symphysis 
A)  Stomach 
B)  Myometrium 
C)  Umbilical cord 
D)  Placenta 
E)  Pubic symphysis

Question 15

A premature infant often is able to survive if born ________.

Accepted Answer

A)  in the first trimester 
B)  in the third trimester 
C)  in the second trimester 
D)  during the embryonic stage 
E)  None of the answers are correct. 
A)  in the first trimester 
B)  in the third trimester 
C)  in the second trimester 
D)  during the embryonic stage 
E)  None of the answers are correct.

Question 16

Figure 28.4
   
Identify the labeled structure(s) in each of the following questions.
-Identify the structure indicated by Label E.

Accepted Answer

A)  Neural fold 
B)  Somite 
C)  Neural groove 
D)  Notochord 
E)  Neural plate 
A)  Neural fold 
B)  Somite 
C)  Neural groove 
D)  Notochord 
E)  Neural plate

Question 17

There are two protective layers around the secondary oocyte, the zona pellucida and the ________.

Accepted Answer

A)  second polar body 
B)  transverse membrane 
C)  corona radiata 
D)  acrosome 
E)  first polar body 
A)  second polar body 
B)  transverse membrane 
C)  corona radiata 
D)  acrosome 
E)  first polar body

Question 18

If a woman in the early stages of labor complains that she feels extreme pressure on her lower back, as if a bowling ball were pushing against her spine, and she is making little progress in dilation of the cervix, what might the problem be?

Accepted Answer

The fetus is likely not to be in the nor

Question 19

Figure 28.1
   
Identify the labeled structure(s) in each of the following questions.
-Identify the structure indicated by Label L.

Accepted Answer

A)  Blastocyst 
B)  Blastocoele 
C)  Amniotic cavity 
D)  Uterine cavity 
E)  Lacuna 
A)  Blastocyst 
B)  Blastocoele 
C)  Amniotic cavity 
D)  Uterine cavity 
E)  Lacuna

Question 20

Figure 28.4
   
Identify the labeled structure(s) in each of the following questions.
-Identify the structure indicated by Label G.

Accepted Answer

A)  Neural tube 
B)  Somite 
C)  Neural fold 
D)  Notochord 
E)  Neural plate 
A)  Neural tube 
B)  Somite 
C)  Neural fold 
D)  Notochord 
E)  Neural plate

Exam 28: Embryology and Human Development

Figure 28.3 Identify the labeled structure(s) in each of the following questions. -Identify the structure indicated by Label L.

During the first trimester of development, the basis for organ formation is established. This process is called ________.

Formation of the germ layers results from the process of ________.

What happens during gastrulation?

Figure 28.2 Identify the labeled structure(s) in each of the following questions. -Identify the structure indicated by Label L.

The collective term for embryonic and fetal development is ________.

Figure 28.2 Identify the labeled structure(s) in each of the following questions. -Identify the structure indicated by Label A.

Muscle are the result of maturing ________.

Dilation, expulsion, and placental are the three stages of ________.

During the ________ stage of labor, the muscle tension builds in the walls of the partially empty uterus, and the organ gradually decreases in size.

Pharyngeal pouch III becomes the upper portions of the parathyroid and thymus glands.

Figure 28.5 Identify the labeled structure(s) in each of the following questions. -Identify the structure indicated by Label O.

Figure 28.3 Identify the labeled structure(s) in each of the following questions. -Identify the structure indicated by Label X.

Figure 28.3 Identify the labeled structure(s) in each of the following questions. -Identify the structure indicated by Label M.

A premature infant often is able to survive if born ________.

Figure 28.4 Identify the labeled structure(s) in each of the following questions. -Identify the structure indicated by Label E.

There are two protective layers around the secondary oocyte, the zona pellucida and the ________.

If a woman in the early stages of labor complains that she feels extreme pressure on her lower back, as if a bowling ball were pushing against her spine, and she is making little progress in dilation of the cervix, what might the problem be?

Figure 28.1 Identify the labeled structure(s) in each of the following questions. -Identify the structure indicated by Label L.

Figure 28.4 Identify the labeled structure(s) in each of the following questions. -Identify the structure indicated by Label G.

Foundations: An Introduction to Anatomy

Foundations: The Cell

Foundations: Tissues and Early Embryology

The Integumentary System

The Skeletal System: Osseous Tissue and Skeletal Structure

The Skeletal System: Axial Division

The Skeletal System: Appendicular Division

The Skeletal System: Articulations

The Muscular System: Skeletal Muscle Tissue and Muscle Organization

The Muscular System: Axial Musculature

The Muscular System: Appendicular Musculature

Surface Anatomy and Cross-Sectional Anatomy

The Nervous System: Neural Tissue

The Nervous System: The Spinal Cord and Spinal Nerves

The Nervous System: Sensory and Motor Tracts of the Spinal Cord

The Nervous System: The Brain and Cranial Nerves

The Nervous System: Autonomic Nervous System

The Nervous System: General and Special Senses

The Endocrine System

The Cardiovascular System: Blood

The Cardiovascular System: The Heart

The Cardiovascular System: Vessels and Circulation

The Lymphatic System

The Respiratory System

The Digestive System

The Urinary System

The Reproductive System

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