Question 1

Each of the following is a derivative of ectoderm EXCEPT one.Which is the EXCEPTION?

Accepted Answer

A)  Tooth enamel 
B)  Tooth dentin 
C)  Epidermis 
D)  Nervous system 
A)  Tooth enamel 
B)  Tooth dentin 
C)  Epidermis 
D)  Nervous system

Question 2

T cells,B cells,NK cells,and macrophages are produced in the _________.

Accepted Answer

A)  spleen 
B)  cerebellum 
C)  lymph nodes 
D)  bone marrow 
A)  spleen 
B)  cerebellum 
C)  lymph nodes 
D)  bone marrow

Question 3

Mitochondria produce which chemical for intracellular energy?

Accepted Answer

A)  ADP 
B)  ATP 
C)  RNA 
D)  DNA 
A)  ADP 
B)  ATP 
C)  RNA 
D)  DNA

Question 4

DNA replication takes place during the G1 phase of the cell cycle.

Accepted Answer

A) True 
 B)False

Question 5

Which chemical is called the second messenger?

Accepted Answer

A)  aDNA 
B)  mRNA 
C)  dGMP 
D)  cAMP 
A)  aDNA 
B)  mRNA 
C)  dGMP 
D)  cAMP

Question 6

Each tissue originates from mesoderm,EXCEPT one.Which is the EXCEPTION?

Accepted Answer

A)  Bone 
B)  Liver 
C)  Blood 
D)  Muscle 
A)  Bone 
B)  Liver 
C)  Blood 
D)  Muscle

Question 7

Which represent the first change in shape of the embryo's body from a flat sheet of cells?

Accepted Answer

A)  Formation of the embryonic disk. 
B)  Formation of neural folds. 
C)  Formation of cartilage. 
D)  Migration of myoblasts from the myotome. 
A)  Formation of the embryonic disk. 
B)  Formation of neural folds. 
C)  Formation of cartilage. 
D)  Migration of myoblasts from the myotome.

Question 8

The foramen ovale closes during the third week of prenatal life.

Accepted Answer

A) True 
 B)False

Question 9

The _______ provides an ideal environment for the implantation and growth of the embryo.

Accepted Answer

A)  ovary 
B)  uterine tube 
C)  myometrium 
D)  endometrium 
A)  ovary 
B)  uterine tube 
C)  myometrium 
D)  endometrium

Question 10

Which best describes diapedesis?

Accepted Answer

A)  Programmed cell death and fragmentation 
B)  A protective mechanism in the immunologic defense of the body 
C)  The development of a cartilage disk in the neck of each long bone 
D)  The migration of leukocytes between endothelial cells to the site of infection 
A)  Programmed cell death and fragmentation 
B)  A protective mechanism in the immunologic defense of the body 
C)  The development of a cartilage disk in the neck of each long bone 
D)  The migration of leukocytes between endothelial cells to the site of infection

Question 11

Which hormone is produced by the placenta?

Accepted Answer

A)  Follicle-stimulating hormone (FSH) 
B)  Prolactin 
C)  Progesterone 
D)  Adrenocorticotropic hormone (ACTH) 
A)  Follicle-stimulating hormone (FSH) 
B)  Prolactin 
C)  Progesterone 
D)  Adrenocorticotropic hormone (ACTH)

Question 12

The foramen ovale is an opening between the right and left atria of the heart.

Accepted Answer

A) True 
 B)False

Question 13

The cardiovascular system originates from chondroblasts.

Accepted Answer

A) True 
 B)False

Question 14

The cell may contain more than one nucleolus.

Accepted Answer

A) True 
 B)False

Each of the following is a derivative of ectoderm EXCEPT one.Which is the EXCEPTION?

T cells,B cells,NK cells,and macrophages are produced in the _________.

Mitochondria produce which chemical for intracellular energy?

DNA replication takes place during the G1 phase of the cell cycle.

Which chemical is called the second messenger?

Each tissue originates from mesoderm,EXCEPT one.Which is the EXCEPTION?

Which represent the first change in shape of the embryo's body from a flat sheet of cells?

The foramen ovale closes during the third week of prenatal life.

The _______ provides an ideal environment for the implantation and growth of the embryo.

Which best describes diapedesis?

Which hormone is produced by the placenta?

The foramen ovale is an opening between the right and left atria of the heart.

The cardiovascular system originates from chondroblasts.

The cell may contain more than one nucleolus.

Structure and Function of Cells, tissues, and Organs

Development of the Oral Facial Region

Development of the Face and Palate

Development of Teeth

Eruption and Shedding of Teeth

Enamel

Dentin

Dental Pulp

Cementum

Periodontium: Periodontal Ligament

Periodontium: Alveolar Process and Cementum

Temporomandibular Joint

Oral Mucosa

Salivary Glands and Tonsils

Biofilms

Filters

Exam 1: Development and Structure of Cells and Tissues

Each of the following is a derivative of ectoderm EXCEPT one.Which is the EXCEPTION?

T cells,B cells,NK cells,and macrophages are produced in the _________.

Mitochondria produce which chemical for intracellular energy?

DNA replication takes place during the G1 phase of the cell cycle.

Which chemical is called the second messenger?

Each tissue originates from mesoderm,EXCEPT one.Which is the EXCEPTION?

Which represent the first change in shape of the embryo's body from a flat sheet of cells?

The foramen ovale closes during the third week of prenatal life.

The _______ provides an ideal environment for the implantation and growth of the embryo.

Which best describes diapedesis?

Which hormone is produced by the placenta?

The foramen ovale is an opening between the right and left atria of the heart.

The cardiovascular system originates from chondroblasts.

The cell may contain more than one nucleolus.

Structure and Function of Cells, tissues, and Organs

Development of the Oral Facial Region

Development of the Face and Palate

Development of Teeth

Eruption and Shedding of Teeth

Enamel

Dentin

Dental Pulp

Cementum

Periodontium: Periodontal Ligament

Periodontium: Alveolar Process and Cementum

Temporomandibular Joint

Oral Mucosa

Salivary Glands and Tonsils

Biofilms

Filters