Anatomy
Chapter Exam Questions
Course Introduction
Anatomy is the scientific study of the structure and organization of living organisms, with a primary focus on the human body. This course explores the gross and microscopic anatomy of major body systems, including the skeletal, muscular, nervous, cardiovascular, respiratory, digestive, and reproductive systems. Through a combination of lectures, laboratory dissections, and interactive learning, students will develop a foundational understanding of anatomical terminology, the spatial relationships among organs, and the ways in which form supports function. This knowledge serves as a critical basis for further studies in physiology, medicine, and healthcare professions.
Recommended Textbook
Human Embryology and Developmental Biology 5th Edition by Bruce M. Carlson
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18 Chapters
301 Verified Questions
301 Flashcards
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Chapter 1: Getting Ready for Pregnancy
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10 Verified Questions
10 Flashcards
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Sample Questions
Q1) An alkaline fluid secreted by the ________ helps to raise the pH of the upper vagina after insemination.
A)Testes
B)Ovaries
C)Prostate
D)Seminal vesicles
E)None of the above
Answer: D
Q2) In a lawsuit,a woman contends that a congenital malformation of her child was due to her falling down on an icy sidewalk when she was in her eighth week of pregnancy (menstruation age).How many weeks after fertilization (fertilization age)was the embryo at the time of the fall?
A)4 weeks
B)6 weeks
C)8 weeks
D)10 weeks
E)12 weeks
Answer: B
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Chapter 2: Transport of Gametes and Fertilization
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19 Verified Questions
19 Flashcards
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Sample Questions
Q1) The principal energy source for ejaculated spermatozoa is _____________.
A)Prostatic acid phosphatase
B)Internal glucose
C)Prostatic citric acid
D)Fructose in seminal vesicle fluid
E)Glycogen released from the vaginal epithelium
Answer: D
Q2) During the fertilization process,the acrosomal reaction plays its most important role in assisting the spermatozoon to penetrate the ______________.
A)Plasma membrane of the ovum
B)Corona radiata
C)Perivitelline space
D)Nuclear membrane of the ovum
E)Zona pellucida
Answer: E
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4
Chapter 3: Cleavage and Implantation
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18 Flashcards
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Sample Questions
Q1) When the cleaving embryo implants in the uterine lining,which tissue makes direct contact with the maternal tissues?
A)Inner cell mass
B)Zona pellucida
C)Hypoblast
D)Extraembryonic mesoderm
E)None of the above
Answer: E
Q2) Successful implantation depends on:
A)Dissolution of the zona pellucida
B)Production of syncytiotrophoblast
C)Cell adhesion
D)All of the above
E)None of the above
Answer: D
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5
Chapter 4: Molecular Basis for Embryonic Development
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9 Verified Questions
9 Flashcards
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Sample Questions
Q1) -Catenin is an integral part of which signaling/signal transduction pathway?
A)Fibroblast growth factor/receptor tyrosine kinase
B)Wnt
C)Delta-Notch
D)Transforming growth factor/serine-threonine kinase
E)None of the above
Q2) Which family of genes is most heavily involved in segmentation of the body?
A)Hedgehog
B)Pax
C)Transforming growth factor-
D)Fibroblast growth factor
E)Hox
Q3) Which of the following is/are properties of Hox genes?
A)Twelve paralogous groups
B)5 genes expressed in more anterior structures than 3 genes
C)Four clusters of Hox genes located on two chromosomes
D)Expressed in developing segmented structures
E)All of the above
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Chapter 5: Formation of Germ Layers and Early Derivatives
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Sample Questions
Q1) Precursor cells of which of the following embryonic tissues pass through the primitive streak?
A)Cytotrophoblast
B)Neural crest
C)Yolk sac endoderm
D)Amniotic ectoderm
E)None of the above
Q2) Which of the structures below will induce a secondary body axis if implanted in a host embryo?
A)Hensen's node
B)Hypoblast
C)Cytotrophoblast
D)Syncytiotrophoblast
E)Amnion
Q3) A key molecule in the determination of body asymmetry is ________________.
A)Retinoic acid
B)Notch
C)Nodal
D)Bone morphogenetic protein
E)None of the above
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Chapter 6: Establishment of the Basic Embryonic Body Plan
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28 Verified Questions
28 Flashcards
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Sample Questions
Q1) The oropharyngeal membrane breaks down in the early embryo because it is lacking in ________________.
A)Ectoderm
B)Mesoderm
C)Endoderm
D)None of the above
Q2) Sonic hedgehog,secreted by the notochord,induces the formation of the
A)Prechordal plate
B)Neural crest
C)Floor plate
D)Roof plate
E)Dorsal root ganglia
Q3) Rhombomeres are segmental divisions of the _________________.
A)Forebrain
B)Hindbrain
C)Midbrain
D)Spinal cord
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8
Chapter 7: Placenta and Extraembryonic Membranes
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12 Flashcards
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Sample Questions
Q1) Which of the following is(are)derived from embryonic cells?
A)Decidua basalis
B)Decidua capsularis
C)Decidua parietalis
D)All of the above
E)None of the above
Q2) Hydatidiform mole can be attributed to abnormal _______________.
A)Imprinting
B)Induction
C)X-chromosome inactivation
D)Regulation
E)None of the above
Q3) Decidual cells can be found in the _______________.
A)Cytotrophoblast
B)Syncytiotrophoblast
C)Mesoderm of the placental villus
D)Endometrium
E)Body stalk
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9
Chapter 8: Developmental Disorders: Causes, mechanisms, and Patterns
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11 Verified Questions
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Sample Questions
Q1) Folic acid deficiency is now thought to be a major cause of what class of malformations?
A)Trisomies
B)Neural tube defects
C)Ambiguous genitalia
D)Polyploidy
E)Duplications
Q2) Phocomelia is most likely to be seen after maternal exposure to which of the following teratogenic agents during the first trimester of pregnancy?
A)Alcohol
B)Aminopterin
C)Androgens
D)Ionizing radiation
E)Thalidomide
Q3) What percentage of congenital malformations is due to unknown causes?
A)5%
B)10%
C)25%
D)50%
E)75%
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Chapter 9: Integumentary, skeletal, and Muscular Systems
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Sample Questions
Q1) In the development of the human vertebral column,the proatlas anlage becomes incorporated into which of the following?
A)Bodies of the atlas and axis
B)Basioccipital bone and the body of the atlas
C)Basioccipital bone and the dens of the axis
D)Body of the atlas and the dens of the axis
E)Body of the axis and the dens of the atlas
Q2) Which characteristic does not apply to the cellular precursors of limb muscles?
A)Located in the lateral half of the somite
B)Migration and differentiation are little influenced by axial structures
C)Express myogenic determination factors within the somite
D)Migrate into the limb bud before differentiating
E)None of the above
Q3) Which molecule steers mesenchymal cells toward an osteogenic program?
A)Sox-9
B)Sonic hedgehog
C)Runx-2
D)All of the above
E)None of the above
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Page 11
Chapter 10: Limb Development
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Sample Questions
Q1) Syndactyly is due to abnormal patterns of _______________.
A)Cell death
B)Hox gene expression
C)Sonic hedgehog signaling
D)Myoblast migration from the somites
E)Fibroblast growth factors-2, -4, and -8 signaling from the apical ectodermal ridge
Q2) Myoblasts migrating away from the somite toward the limb buds express _____________.
A)Pax-3
B)Sonic hedgehog
C)Paraxis
D)All of the above
E)None of the above
Q3) The skeletal musculature of the limb arises from the _________________.
A)Somatopleure of the lateral plate mesoderm
B)Neural crest
C)Splanchnopleure of the lateral plate mesoderm
D)Neural tube
E)Somites
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Page 12
Chapter 11: Nervous System
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15 Verified Questions
15 Flashcards
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Sample Questions
Q1) Complete failure of the neural tube to close in the region of the spinal cord is termed ________________.
A)Spina bifida occulta
B)Meningocele
C)Cranioschisis
D)Rachischisis
E)Hydrocephalus
Q2) The first rhombomere is characterized by the expression of _____________.
A)Hoxa-1
B)Hoxb-2
C)Otx-2
D)Sonic hedgehog
E)None of the above
Q3) The bulge in a myelomeningocele contains the ___________________.
A)Spinal cord
B)Arachnoid layer
C)Subarachnoid space
D)All of the above
E)None of the above
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Page 13
Chapter 12: Neural Crest
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14 Flashcards
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Sample Questions
Q1) Which of these neural crest derivatives is formed only from cranial neural crest?
A)Melanocytes
B)Sensory ganglion cells
C)Cartilage
D)Satellite cells of sensory ganglia
E)Adrenal medulla
Q2) Which of the following tissue types differentiates from cranial neural crest,but not trunk neural crest cells?
A)Parasympathetic ganglia
B)Schwann cells
C)Smooth muscle
D)Melanocytes
E)Adrenal medullary cells
Q3) Which of the following might be associated with von Recklinghausen's disease?
A)Café au lait spots
B)Neurofibromas
C)Gigantism of the limb
D)All of the above
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Chapter 13: Sense Organs
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Sample Questions
Q1) The epithelial lining of the middle ear cavity and auditory tube arises from the
A)Pharyngeal endoderm
B)Neural crest
C)Otic placode
D)Paraxial mesoderm
E)Otocyst
Q2) Sensory placodes arise from the _____________.
A)Neural crest
B)Lateral plate mesoderm
C)Lateral ectoderm
D)Neural tube
E)None of the above
Q3) The muscles of the sphincter and dilator pupillae arise from the
A)Mesoderm
B)Neural crest
C)Neurectoderm
D)Pharyngeal arches
E)Endoderm
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Chapter 14: Head and Neck
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33 Verified Questions
33 Flashcards
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Sample Questions
Q1) A patient reports a painful swelling located between the angle of the jaw and the sternocleidomastoid muscle.Her physician determines that the pathology is congenital in origin.What is the most likely problem?
A)Persistence of the thyroglossal duct
B)Persistence of the third pharyngeal pouch
C)DiGeorge's syndrome
D)Hypertelorism
E)None of the above
Q2) An oblique facial cleft is due to incomplete fusion of the ____________.
A)Nasolateral process with maxillary process
B)Nasomedial process with mandibular process
C)Nasomedial process with nasolateral process
D)Nasomedial process with maxillary process
E)Nasolateral process with mandibular process
Q3) Which association is correct?
A)Pharyngeal arch 2 - Meckel's cartilage
B)Lesser horn of hyoid - styloid process
C)Masseter muscle - facial nerve
D)Posterior belly of the digastric muscle - pharyngeal arch 3
E)Glossopharyngeal nerve - stylopharyngeus muscle
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Chapter 15: Digestive and Respiratory Systems and Body
Cavities
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17 Verified Questions
17 Flashcards
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Sample Questions
Q1) Which of the following associations is correct?
A)Foregut - superior mesenteric artery
B)Midgut - jejunum
C)Midgut - celiac artery
D)Meckel's diverticulum - jejunum
E)Vermiform appendix - hindgut
Q2) The septum transversum is most closely associated with early development of the
A)Liver
B)Respiratory system
C)Allantois
D)Dorsal pancreas
E)Yolk stalk
Q3) The urorectal septum is situated between the __________________.
A)Phallus and urogenital sinus
B)Urogenital sinus and cloacal membrane
C)Allantois and urinary bladder
D)Rectum and urogenital sinus
E)Rectum and tail bud
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Chapter 16: Urogenital System
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29 Verified Questions
29 Flashcards
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Sample Questions
Q1) In development of the male reproductive system,the SRY gene product acts directly on the _______________.
A)Mesonephric (wolffian) ducts
B)Paramesonephric (müllerian) ducts
C)Undifferentiated gonad
D)Seminal vesicle
E)Genital tubercle
Q2) The ureteric bud grows out from the mesonephric duct in response to the secretion of _____________ by the metanephric blastema.
A)Sonic hedgehog
B)En-1
C)Pax-6
D)Glial cellline-derived neurotrophic factor
E)Müllerian-inhibiting substance
Q3) The allantois directly attaches to the _____________.
A)Urinary bladder
B)Rectum
C)Anal membrane
D)Perineum
E)None of the above
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Chapter 17: Cardiovascular System
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Sample Questions
Q1) The internal carotid artery arises from aortic arch ________.
A)1
B)2
C)3
D)4
E)6
Q2) For which of the following cardiovascular malformations is a patent ductus arteriosus necessary for survival of the individual?
A)Atrial septal defect
B)Ventricular septal defect
C)Double aortic arch
D)Right subclavian artery from arch of aorta
E)None of the above
Q3) Neural crest-derived cells constitute much of the ________________.
A)Ductus arteriosus
B)Interventricular septum
C)Interatrial septum
D)Truncoconal ridges
E)Conducting system of the heart
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Page 19
Chapter 18: Fetal Period and Birth
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Sample Questions
Q1) Meconium is formed in the fetal __________.
A)Liver
B)Ileum
C)Lungs
D)Amniotic fluid
E)Kidneys
Q2) Insufficient production of ________________ is the most common cause of reduced survival in infants born 8 weeks prematurely.
A)Testosterone
B)Meconium
C)Urine
D)Insulin
E)Pulmonary surfactant
Q3) Parturition most commonly occurs _______ weeks after fertilization.
A)34
B)36
C)38
D)40
E)42
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