Question 1

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

Accepted Answer

A) True 
 B)False

Question 2

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

Accepted Answer

A) True 
 B)False

Question 3

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 infectionE) None of the above
F) All of the above

Question 4

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

Accepted Answer

A)   ovary
B)   uterine tube
C)   myometrium
D)   endometriumE) B) and D)
F) A) and D)

Question 5

Which hormone is produced by the placenta?

Accepted Answer

A)   Follicle-stimulating hormone (FSH) 
B)   Prolactin
C)   Progesterone
D)   Adrenocorticotropic hormone (ACTH) E) B) and C)
F) All of the above

Question 6

The cardiovascular system originates from chondroblasts.

Accepted Answer

A) True 
 B)False

Question 7

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

Accepted Answer

A)   Bone
B)   Liver
C)   Blood
D)   MuscleE) A) and C)
F) B) and C)

Question 8

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

Accepted Answer

A)   spleen
B)   cerebellum
C)   lymph nodes
D)   bone marrowE) A) and D)
F) B) and D)

Question 9

Which chemical is called the second messenger?

Accepted Answer

A)   aDNA
B)   mRNA
C)   dGMP
D)   cAMPE) B) and D)
F) All of the above

Question 10

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 systemE) A) and B)
F) B) and C)

Question 11

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.E) A) and C)
F) C) and D)

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

Mitochondria produce which chemical for intracellular energy?

Accepted Answer

A)   ADP
B)   ATP
C)   RNA
D)   DNAE) All of the above
F) C) and D)

Question 14

The cell may contain more than one nucleolus.

Accepted Answer

A) True 
 B)False

Exam 1: Development and Structure of Cells and Tissues

Which chemical is called the second messenger?

Correct Answer
verified

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

Correct Answer
verified

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

Correct Answer
verified

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

Correct Answer
verified

Which best describes diapedesis?

Correct Answer
verified

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

Correct Answer
verified

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

Correct Answer
verified

Which hormone is produced by the placenta?

Correct Answer
verified

Mitochondria produce which chemical for intracellular energy?

Correct Answer
verified

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

Correct Answer
verified

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

Correct Answer
verified

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

Correct Answer
verified

The cell may contain more than one nucleolus.

Correct Answer
verified

The cardiovascular system originates from chondroblasts.

Correct Answer
verified

Exam 1: Development and Structure of Cells and Tissues

Which chemical is called the second messenger?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Which best describes diapedesis?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Which hormone is produced by the placenta?

Correct AnswerverifiedShow Answer

Mitochondria produce which chemical for intracellular energy?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

The cell may contain more than one nucleolus.

Correct AnswerverifiedShow Answer

The cardiovascular system originates from chondroblasts.

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
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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