Question 1

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

Accepted Answer

A)  Chorion 
B)  Placenta 
C)  Amnion 
D)  Parietal decidua 
E)  Yolk sac 
A)  Chorion 
B)  Placenta 
C)  Amnion 
D)  Parietal decidua 
E)  Yolk sac

Question 2

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

Accepted Answer

A)  Aorta 
B)  Digestive tube 
C)  Coelomic cavity 
D)  Neural tube 
E)  Pancreas 
A)  Aorta 
B)  Digestive tube 
C)  Coelomic cavity 
D)  Neural tube 
E)  Pancreas

Question 3

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

Accepted Answer

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

Question 4

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

Accepted Answer

A)  Marginal layer 
B)  Mantle layer 
C)  Ependymal layer 
A)  Marginal layer 
B)  Mantle layer 
C)  Ependymal layer

Question 5

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

Accepted Answer

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

Question 6

The extraembryonic membrane that persists as part of the urinary bladder is the ________.

Accepted Answer

A)  allantois 
B)  chorion 
C)  yolk sac 
D)  amnion 
E)  None of the answers are correct. 
A)  allantois 
B)  chorion 
C)  yolk sac 
D)  amnion 
E)  None of the answers are correct.

Question 7

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

Accepted Answer

A)  Fundus of uterus 
B)  Small intestine 
C)  Rectum 
D)  Pancreas 
E)  Transverse colon 
A)  Fundus of uterus 
B)  Small intestine 
C)  Rectum 
D)  Pancreas 
E)  Transverse colon

Question 8

Which of the following forms the nucleus pulposus?

Accepted Answer

A)  mesoderm 
B)  somites 
C)  neural arch 
D)  notochord 
E)  sclerotomes 
A)  mesoderm 
B)  somites 
C)  neural arch 
D)  notochord 
E)  sclerotomes

Question 9

A typical healthy neonatal heart rate is ________ beats per minute.

Accepted Answer

A)  60-80 
B)  80-100 
C)  100-120 
D)  120-140 
E)  140-160 
A)  60-80 
B)  80-100 
C)  100-120 
D)  120-140 
E)  140-160

Question 10

Full term in pregnancy is usually lasts for________.

Accepted Answer

A)  5 months 
B)  9 months 
C)  12 months 
D)  18 months 
E)  None of the answers are correct. 
A)  5 months 
B)  9 months 
C)  12 months 
D)  18 months 
E)  None of the answers are correct.

Question 11

The first of the extraembryonic membranes to appear, which ultimately becomes involved in blood cell formation, is the ________.

Accepted Answer

A)  amnion 
B)  allantois 
C)  chorion 
D)  yolk sac 
E)  None of the answers are correct. 
A)  amnion 
B)  allantois 
C)  chorion 
D)  yolk sac 
E)  None of the answers are correct.

Question 12

The ductus arteriosus connects the pulmonary artery with the descending aorta.

Accepted Answer

A) True 
 B)False

Question 13

Sperm cannot perform fertilization until they ________.

Accepted Answer

A)  undergo activation 
B)  undergo capacitation 
C)  lose their acrosome 
D)  are in the vagina for three days 
E)  All of the answers are correct. 
A)  undergo activation 
B)  undergo capacitation 
C)  lose their acrosome 
D)  are in the vagina for three days 
E)  All of the answers are correct.

Question 14

The ________ stage begins with the onset of true labor, as the cervix dilates and the fetus begins to move down the cervical canal.

Accepted Answer

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

Question 15

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

Accepted Answer

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

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

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

Accepted Answer

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

Question 18

From which germ layer is the epidermis of the skin derived?

Accepted Answer

A)  ectoderm 
B)  mesoderm 
C)  endoderm 
A)  ectoderm 
B)  mesoderm 
C)  endoderm

Question 19

What are the potential effects of chromosomal abnormalities on the blastocyst?

Accepted Answer

Abnormalities in chromosome number, shap

Question 20

Which of the following is the condition of the skull at birth?

Accepted Answer

A)  Only the chondrocranium exists. 
B)  The floor and roof of the cranium are incomplete. 
C)  The frontal bone has just begun forming. 
D)  The mandible is incomplete. 
E)  Only the roof of the skull remains incomplete. 
A)  Only the chondrocranium exists. 
B)  The floor and roof of the cranium are incomplete. 
C)  The frontal bone has just begun forming. 
D)  The mandible is incomplete. 
E)  Only the roof of the skull remains incomplete.

Exam 28: Embryology and Human Development

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

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

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

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

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

The extraembryonic membrane that persists as part of the urinary bladder is the ________.

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

Which of the following forms the nucleus pulposus?

A typical healthy neonatal heart rate is ________ beats per minute.

Full term in pregnancy is usually lasts for________.

The first of the extraembryonic membranes to appear, which ultimately becomes involved in blood cell formation, is the ________.

The ductus arteriosus connects the pulmonary artery with the descending aorta.

Sperm cannot perform fertilization until they ________.

The ________ stage begins with the onset of true labor, as the cervix dilates and the fetus begins to move down the cervical canal.

Figure 28.5 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 F.

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

From which germ layer is the epidermis of the skin derived?

What are the potential effects of chromosomal abnormalities on the blastocyst?

Which of the following is the condition of the skull at birth?

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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