Question 1

The first cell of a new individual is the ____.

Accepted Answer

A) blastula 
B) gastrula 
C) embryo 
D) zygote 
E) gamete 
A) blastula 
B) gastrula 
C) embryo 
D) zygote 
E) gamete

Question 2

Match between columns
                        Premises: Which letter indicates the structure that acts as a pathway for the egg from the ovary to the uterus?

Accepted Answer

The Answer of B and C and D and A is...

Question 3

Shortly after fertilization, successive cell divisions convert the zygote into a multicellular embryo during a process known as ____.

Accepted Answer

A) meiosis 
B) parthenogenesis 
C) gastrulation 
D) cleavage 
E) blastulation 
A) meiosis 
B) parthenogenesis 
C) gastrulation 
D) cleavage 
E) blastulation

Question 4

Select the correct sequence of animal developmental events.

Accepted Answer

A) fertilization >>> cleavage >>> organ formation >>>gastrula 
B) fertilization >>> cleavage >>> gastrula >>> organ formation 
C) fertilization >>> gastrula >>> cleavage >>> organ formation 
D) fertilization >>> organ formation >>> gastrula >>> cleavage 
E) fertilization >>> organ formation >>> cleavage >>> gastrula 
A) fertilization >>> cleavage >>> organ formation >>>gastrula 
B) fertilization >>> cleavage >>> gastrula >>> organ formation 
C) fertilization >>> gastrula >>> cleavage >>> organ formation 
D) fertilization >>> organ formation >>> gastrula >>> cleavage 
E) fertilization >>> organ formation >>> cleavage >>> gastrula

Question 5

Match between columns
                        Premises: secreted by the anterior pituitary, this hormone stimulates an ovarian follicle to begin maturing

Accepted Answer

The Answer of LH and FSH and GnRH and estrogen is...

Question 6

Match between columns
                        Premises: secreted by the hypothalamus, this hormone stimulates the release of LH and FSH

Accepted Answer

The Answer of estrogen and FSH and GnRH and LH is...

Question 7

Which species is a hermaphrodite?

Accepted Answer

A) hydra 
B) banana slugs 
C) chameleon 
D) sharks 
E) pigeons 
A) hydra 
B) banana slugs 
C) chameleon 
D) sharks 
E) pigeons

Question 8

What is the function of the prostate secretions?

Accepted Answer

A) sperm maturation 
B) to provide sperm with energy 
C) to protect sperm from vaginal acidity 
D) to stimulate the release of LH 
E) to increase sperm motility 
A) sperm maturation 
B) to provide sperm with energy 
C) to protect sperm from vaginal acidity 
D) to stimulate the release of LH 
E) to increase sperm motility

Question 9

During parturition, mechanical pressure caused by the movement of the fetus through the uterus causes the release of ____ from the ____.

Accepted Answer

A) HCG; hypothalamus 
B) oxytocin; posterior pituitary 
C) oxytocin; hypothalamus 
D) HCG; posterior pituitary 
E) oxytocin; adrenal cortex 
A) HCG; hypothalamus 
B) oxytocin; posterior pituitary 
C) oxytocin; hypothalamus 
D) HCG; posterior pituitary 
E) oxytocin; adrenal cortex

Question 10

Human female germ cells form ____.

Accepted Answer

A) before birth 
B) shortly after birth 
C) at puberty 
D) during late teenage-hood 
E) at fertilization 
A) before birth 
B) shortly after birth 
C) at puberty 
D) during late teenage-hood 
E) at fertilization

Question 11

Match between columns
                        Premises: The organ that produces eggs and sex steroid hormones is at letter ____.

Accepted Answer

The Answer of A and C and B and D is...

Question 12

During implantation, the inner cell mass develops into two flattened layers of cells called the ____.

Accepted Answer

A) blastocyst 
B) amnion 
C) embryonic disk 
D) chorion 
E) placenta 
A) blastocyst 
B) amnion 
C) embryonic disk 
D) chorion 
E) placenta

Question 13

All organ systems in a human embryo have formed by ____.

Accepted Answer

A) day 5 
B) week 2 
C) week 8 
D) week 15 
E) the 8th month 
A) day 5 
B) week 2 
C) week 8 
D) week 15 
E) the 8th month

Question 14

The end result of cleavage is a(n)____.

Accepted Answer

A) blastula 
B) gastrula 
C) zygote 
D) embryo 
E) mesoderm 
A) blastula 
B) gastrula 
C) zygote 
D) embryo 
E) mesoderm

Question 15

Match between columns
                        Premises: The structure that conducts sperm upwards during an ejaculation is represented by letter ____.

Accepted Answer

The Answer of E and B and D and A is...

Question 16

Match between columns
                        Premises: Sperm are stored to allow for maturation in the structure at letter ____.

Accepted Answer

The Answer of A and D and C and B is...

Question 17

Why do decreased testosterone levels in men lead to infertility?

Accepted Answer

A) lower testosterone prevents sperm from being made 
B) lower testosterone prevents sperm from maturing 
C) lower testosterone inhibits sperm motility 
D) lower testosterone prevents ejaculation 
E) lower testosterone prevents the removal of the coating on the head of the sperm 
A) lower testosterone prevents sperm from being made 
B) lower testosterone prevents sperm from maturing 
C) lower testosterone inhibits sperm motility 
D) lower testosterone prevents ejaculation 
E) lower testosterone prevents the removal of the coating on the head of the sperm

Question 18

From which germ layer(s)do(es)the stomach arise?

Accepted Answer

A) ectoderm only 
B) endoderm only 
C) mesoderm only 
D) mesoderm and endoderm 
E) endoderm and ectoderm 
A) ectoderm only 
B) endoderm only 
C) mesoderm only 
D) mesoderm and endoderm 
E) endoderm and ectoderm

Question 19

Which hormone stimulates smooth muscle contractions during parturition?

Accepted Answer

A) oxytocin 
B) FSH 
C) HCG 
D) LH 
E) progesterone 
A) oxytocin 
B) FSH 
C) HCG 
D) LH 
E) progesterone

Question 20

Which membrane is referenced in the expression "my water broke"?

Accepted Answer

A) amnion 
B) chorion 
C) chorionic villi 
D) placenta 
E) yolk sac 
A) amnion 
B) chorion 
C) chorionic villi 
D) placenta 
E) yolk sac

Exam 26: Reproduction and Development

The first cell of a new individual is the ____.

Shortly after fertilization, successive cell divisions convert the zygote into a multicellular embryo during a process known as ____.

Select the correct sequence of animal developmental events.

Which species is a hermaphrodite?

What is the function of the prostate secretions?

During parturition, mechanical pressure caused by the movement of the fetus through the uterus causes the release of ____ from the ____.

Human female germ cells form ____.

During implantation, the inner cell mass develops into two flattened layers of cells called the ____.

All organ systems in a human embryo have formed by ____.

The end result of cleavage is a(n)____.

Why do decreased testosterone levels in men lead to infertility?

From which germ layer(s)do(es)the stomach arise?

Which hormone stimulates smooth muscle contractions during parturition?

Which membrane is referenced in the expression "my water broke"?

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Capturing and Releasing Energy

Dna Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Biotechnology

Evidence of Evolution

Processes of Evolution

Early Life Forms and the Viruses

Plants and Fungi

Animal Evolution

Population Ecology

Communities and Ecosystems

The Biosphere and Human Effects

Animal Tissues and Organs

How Animals Move

Circulation and Respiration

Immunity

Digestion and Excretion

Neural Control and the Senses

Endocrine Control

Plant Form and Function

Plant Reproduction and Development

Filters

During parturition, mechanical pressure caused by the movement of the fetus through the uterus causes the release of from the .