Question 1

Which sequence places the mechanisms of embryonic development in the correct order?

Accepted Answer

A)  cleavage, gastrulation, organogenesis 
B)  gastrulation, cleavage, organogenesis 
C)  cleavage, organogenesis, gastrulation 
D)  organogenesis, cleavage, gastrulation 
A)  cleavage, gastrulation, organogenesis 
B)  gastrulation, cleavage, organogenesis 
C)  cleavage, organogenesis, gastrulation 
D)  organogenesis, cleavage, gastrulation

Question 2

Which of the following directs the stages of animal development before the genes of a zygote become active?

Accepted Answer

A)  the cytoplasmic determinants of the egg 
B)  the environment 
C)  the nucleus 
D)  the cytoplasmic determinants of the sperm 
A)  the cytoplasmic determinants of the egg 
B)  the environment 
C)  the nucleus 
D)  the cytoplasmic determinants of the sperm

Question 3

Figure 44-3  
-In Figure 44-3, which number indicates the cell that is the primary spermatocyte?

Accepted Answer

A)  2 
B)  4 
C)  5 
D)  6 
A)  2 
B)  4 
C)  5 
D)  6

Question 4

How can an inappropriate neural tube formation provide you with insight into congenital diseases that involve incomplete neural tube closure?

Accepted Answer

From the text, we learned that organogen

Question 5

Match each hormone with its correct description.
-estrogen

Accepted Answer

A) triggers ovulation 
B) stimulates Sertoli cells 
C) stimulates growth of the endometrium 
D) secreted by Sertoli cells and the corpus luteum 
E) secreted by the hypothalamus
F)secreted by follicular cells
G)secreted by the corpus luteum even after it regresses later in pregnancy; blocks uterine contractions until time of birth is near
H)secreted by Leydig cells 
A) triggers ovulation 
B) stimulates Sertoli cells 
C) stimulates growth of the endometrium 
D) secreted by Sertoli cells and the corpus luteum 
E) secreted by the hypothalamus
F)secreted by follicular cells
G)secreted by the corpus luteum even after it regresses later in pregnancy; blocks uterine contractions until time of birth is near
H)secreted by Leydig cells

Question 6

Match each term with its definition.
-myoblast

Accepted Answer

A) undifferentiated muscle cells 
B) pigmented layer of cytoplasm opposite from point of entry of sperm 
C) rounded layer of cells at the surface of yolk in birds 
D) solid rod of tissue that is involved in neurulation 
E) fingerlike extensions into the endometrium
F)clear fibrous protein
G)programmed cell death
H)event when a group of cells influences a nearby group of cells 
A) undifferentiated muscle cells 
B) pigmented layer of cytoplasm opposite from point of entry of sperm 
C) rounded layer of cells at the surface of yolk in birds 
D) solid rod of tissue that is involved in neurulation 
E) fingerlike extensions into the endometrium
F)clear fibrous protein
G)programmed cell death
H)event when a group of cells influences a nearby group of cells

Question 7

Identify each labelled part of the illustration.  
-urinary bladder

Accepted Answer

The answer of Identify each labelled part of the illustration....

Question 8

Figure 44-3  
-In Figure 44-3, which number indicates a cell that is a spermatid?

Accepted Answer

A)  2 
B)  3 
C)  5 
D)  6 
A)  2 
B)  3 
C)  5 
D)  6

Question 9

The slow block to polyspermy occurs when polar bodies discharge their contents, thereby altering the egg coats.

Accepted Answer

A) True 
 B)False

Question 10

Match each term with its definition.
-chorionic villi

Accepted Answer

A) undifferentiated muscle cells 
B) pigmented layer of cytoplasm opposite from point of entry of sperm 
C) rounded layer of cells at the surface of yolk in birds 
D) solid rod of tissue that is involved in neurulation 
E) fingerlike extensions into the endometrium
F)clear fibrous protein
G)programmed cell death
H)event when a group of cells influences a nearby group of cells 
A) undifferentiated muscle cells 
B) pigmented layer of cytoplasm opposite from point of entry of sperm 
C) rounded layer of cells at the surface of yolk in birds 
D) solid rod of tissue that is involved in neurulation 
E) fingerlike extensions into the endometrium
F)clear fibrous protein
G)programmed cell death
H)event when a group of cells influences a nearby group of cells

Question 11

What is/are provided by the mitochondria present in the sperm?

Accepted Answer

A)  energy for the movement of the flagellum 
B)  energy for the acrosome to penetrate the egg 
C)  nutrients for the developing embryo 
D)  nutrients for the sperm 
A)  energy for the movement of the flagellum 
B)  energy for the acrosome to penetrate the egg 
C)  nutrients for the developing embryo 
D)  nutrients for the sperm

Question 12

Identify each labelled part of the illustration.  
-cleavage

Accepted Answer

The answer of Identify each labelled part of the illustration....

Question 13

Match each hormone with its correct description.
-progesterone

Accepted Answer

A) triggers ovulation 
B) stimulates Sertoli cells 
C) stimulates growth of the endometrium 
D) secreted by Sertoli cells and the corpus luteum 
E) secreted by the hypothalamus
F)secreted by follicular cells
G)secreted by the corpus luteum even after it regresses later in pregnancy; blocks uterine contractions until time of birth is near
H)secreted by Leydig cells 
A) triggers ovulation 
B) stimulates Sertoli cells 
C) stimulates growth of the endometrium 
D) secreted by Sertoli cells and the corpus luteum 
E) secreted by the hypothalamus
F)secreted by follicular cells
G)secreted by the corpus luteum even after it regresses later in pregnancy; blocks uterine contractions until time of birth is near
H)secreted by Leydig cells

Question 14

Identify each labelled part of the illustration.  
-epididymis

Accepted Answer

The answer of Identify each labelled part of the illustration....

Question 15

Figure 44-3  
-In Figure 44-3, what number indicates the cell that is the spermatogonium?

Accepted Answer

A)  6 
B)  4 
C)  3 
D)  2 
A)  6 
B)  4 
C)  3 
D)  2

Question 16

Which hormones are responsible for the production of milk in the postpartum female?

Accepted Answer

A)  Oxytocin stimulates the production of milk, and prolactin stimulates the secretion of milk. 
B)  Prolactin stimulates the production of milk, and oxytocin stimulates the secretion of milk. 
C)  Estrogen and progesterone are directly responsible for the production and secretion of milk. 
D)  Prolactin and estrogen stimulate the production and secretion of milk. 
A)  Oxytocin stimulates the production of milk, and prolactin stimulates the secretion of milk. 
B)  Prolactin stimulates the production of milk, and oxytocin stimulates the secretion of milk. 
C)  Estrogen and progesterone are directly responsible for the production and secretion of milk. 
D)  Prolactin and estrogen stimulate the production and secretion of milk.

Question 17

The uterine cycle is also called the ovarian cycle.

Accepted Answer

A) True 
 B)False

Question 18

The material in the grey crescent of a frog embryo is necessary for normal development.

Accepted Answer

A) True 
 B)False

Question 19

Match each hormone with its correct description.
-relaxin

Accepted Answer

A) triggers ovulation 
B) stimulates Sertoli cells 
C) stimulates growth of the endometrium 
D) secreted by Sertoli cells and the corpus luteum 
E) secreted by the hypothalamus
F)secreted by follicular cells
G)secreted by the corpus luteum even after it regresses later in pregnancy; blocks uterine contractions until time of birth is near
H)secreted by Leydig cells 
A) triggers ovulation 
B) stimulates Sertoli cells 
C) stimulates growth of the endometrium 
D) secreted by Sertoli cells and the corpus luteum 
E) secreted by the hypothalamus
F)secreted by follicular cells
G)secreted by the corpus luteum even after it regresses later in pregnancy; blocks uterine contractions until time of birth is near
H)secreted by Leydig cells

Question 20

Figure 44-1  
-In Figure 44-1, which number refers to the structure that is responsible for producing hormones?

Accepted Answer

A)  2 
B)  3 
C)  4 
D)  5 
A)  2 
B)  3 
C)  4 
D)  5

Exam 44: Animal Reproduction

Which sequence places the mechanisms of embryonic development in the correct order?

Which of the following directs the stages of animal development before the genes of a zygote become active?

Figure 44-3 -In Figure 44-3, which number indicates the cell that is the primary spermatocyte?

How can an inappropriate neural tube formation provide you with insight into congenital diseases that involve incomplete neural tube closure?

Match each hormone with its correct description. -estrogen

Match each term with its definition. -myoblast

Identify each labelled part of the illustration. -urinary bladder

Figure 44-3 -In Figure 44-3, which number indicates a cell that is a spermatid?

The slow block to polyspermy occurs when polar bodies discharge their contents, thereby altering the egg coats.

Match each term with its definition. -chorionic villi

What is/are provided by the mitochondria present in the sperm?

Identify each labelled part of the illustration. -cleavage

Match each hormone with its correct description. -progesterone

Identify each labelled part of the illustration. -epididymis

Figure 44-3 -In Figure 44-3, what number indicates the cell that is the spermatogonium?

Which hormones are responsible for the production of milk in the postpartum female?

The uterine cycle is also called the ovarian cycle.

The material in the grey crescent of a frog embryo is necessary for normal development.

Match each hormone with its correct description. -relaxin

Figure 44-1 -In Figure 44-1, which number refers to the structure that is responsible for producing hormones?

Light and Life

The Cell: an Overview

Energy and Enzymes

Cell Membranes and Signaling

Cellular Respiration

Photosynthesis

Cell Cycles

Genetic Recombination

The Chromosomal Basis of Mendelian Inheritance

Genetic Linkage, Sex-Linkage, and Other Non-Mendelian Inheritance Mechanisms

DNA Structure, Replication, and Repair

Gene Structure Expression, and Mutation

Regulation of Gene Expression

Dna Technologies

Genomes

Evolution: the Development of the Theory

Microevolution: Changes Within Populations

Speciation and Macroevolution

Systematics and Phylogenetics: Revealing the Tree of Life

Humans and Evolution

Defining Life and Its Origins

Viruses, Viroids, and Prions: Infectious Biological Particles

Bacteria and Archaea

Protists

Fungi

Plants

Animals

Conservation of Biodiversity

Population Ecology

Species Interactions and Community Ecology

Ecosystems

Animal Behaviour

Organization of the Plant Body

Transport in Plants

Reproduction and Development in Flowering Plants

Plant Nutrition

Plant Signals and Responses to the Environment

Introduction to Animal Organization and Physiology

Animal Nutrition

Gas Exchange: the Respiratory System

Internal Transport: the Circulatory System

Regulation of the Internal Environment: Water, Solutes, and Temperature

Control of Animal Processes: Endocrine Control

Control of Animal Processes: Neural Control

Muscles, Skeletons, and Body Movements

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