Question 1

As we age, the lens becomes softer, which explains the need for bifocals.

Accepted Answer

A) True 
 B)False

Question 2

The process of spermatogenesis forms _____ spermatozoa, each with _____ chromosomes.

Accepted Answer

A) two; 23 
B) four; 23 
C) two; 46 
D) four; 46 
A) two; 23 
B) four; 23 
C) two; 46 
D) four; 46

Question 3

Explain the process of fertilization. How does the female reproductive system assist the sperm in reaching the ovum?

Accepted Answer

Fertilization is the process by which a

Question 4

The most serious age-related eye disorder is:

Accepted Answer

A) presbyopia. 
B) glaucoma. 
C) cataract. 
D) hyperopia. 
A) presbyopia. 
B) glaucoma. 
C) cataract. 
D) hyperopia.

Question 5

Name the three primary germ layers and name several structures or systems that develop from each.

Accepted Answer

The three primary germ layers are the ec

Question 6

At ovulation, the ovum is at which stage of meiosis?

Accepted Answer

A) Telophase II 
B) Anaphase II 
C) Telophase I 
D) None of the above 
A) Telophase II 
B) Anaphase II 
C) Telophase I 
D) None of the above

Question 7

The cells of the morula form a hollow ball of cells called a blastocyst.

Accepted Answer

A) True 
 B)False

Question 8

Describe (or diagram) the hormone levels during pregnancy.

Accepted Answer

During pregnancy, hormone levels undergo

Question 9

The structure known as the "bag of waters" is the:

Accepted Answer

A) placenta. 
B) amniotic cavity. 
C) yolk sac. 
D) chorion. 
A) placenta. 
B) amniotic cavity. 
C) yolk sac. 
D) chorion.

Question 10

Increased blood testosterone is typical among older men.

Accepted Answer

A) True 
 B)False

Question 11

Glandular epithelium of the thymus and thyroid are derived from the mesoderm.

Accepted Answer

A) True 
 B)False

Question 12

The deciduous teeth:

Accepted Answer

A) begin to appear at about 6 months of age. 
B) are lost during childhood. 
C) start to erupt at about 6 years of age. 
D) Both A and B are correct. 
A) begin to appear at about 6 months of age. 
B) are lost during childhood. 
C) start to erupt at about 6 years of age. 
D) Both A and B are correct.

Question 13

Early in infancy the baby has only two spinal curvatures.

Accepted Answer

A) True 
 B)False

Question 14

As we advance in age, the atrophy of muscle tissue takes place and is replaced by connective tissue.

Accepted Answer

A) True 
 B)False

Question 15

Embryo is used to describe the ovum just after fertilization by a sperm cell.

Accepted Answer

A) True 
 B)False

Question 16

Match each term with its corresponding definition.
-Moment at which the ovum and sperm unite

Accepted Answer

A) Parturition 
B) Chorion 
C) Neonate 
D) Zygote 
E) Organogenesis
F)Blastocyst
G)Gestation
H)Morula
I)Senescence
J)Primary germ layers
K)Histogenesis
L)Embryology
M)Implantation
N)Fertilization 
A) Parturition 
B) Chorion 
C) Neonate 
D) Zygote 
E) Organogenesis
F)Blastocyst
G)Gestation
H)Morula
I)Senescence
J)Primary germ layers
K)Histogenesis
L)Embryology
M)Implantation
N)Fertilization

Question 17

DNA replication occurs during:

Accepted Answer

A) prophase I. 
B) prophase II. 
C) interphase before prophase I. 
D) both A and B. 
A) prophase I. 
B) prophase II. 
C) interphase before prophase I. 
D) both A and B.

Question 18

The normal length of gestation for humans is approximately _____ weeks.

Accepted Answer

A) 37 
B) 39 
C) 41 
D) 43 
A) 37 
B) 39 
C) 41 
D) 43

Question 19

Match each term with its corresponding definition or description.
-Results from a ruptured blood vessel in the brain

Accepted Answer

A) Atherosclerosis 
B) Arteriosclerosis 
C) Stroke 
D) Osteoarthritis 
E) "Barrel chest"
F)Lipping
G)Cataract
H)Hypertension
I)Glaucoma
J)Presbyopia 
A) Atherosclerosis 
B) Arteriosclerosis 
C) Stroke 
D) Osteoarthritis 
E) "Barrel chest"
F)Lipping
G)Cataract
H)Hypertension
I)Glaucoma
J)Presbyopia

Question 20

Identical twins result from the:

Accepted Answer

A) splitting of embryonic tissue from the same zygote early in development. 
B) inner cell mass dividing into two masses during the blastocyst stage of development. 
C) fertilization of two different ova by two different spermatozoa. 
D) Both A and B are correct. 
A) splitting of embryonic tissue from the same zygote early in development. 
B) inner cell mass dividing into two masses during the blastocyst stage of development. 
C) fertilization of two different ova by two different spermatozoa. 
D) Both A and B are correct.

Exam 47: Growth, Development, and Aging

As we age, the lens becomes softer, which explains the need for bifocals.

The process of spermatogenesis forms _____ spermatozoa, each with _____ chromosomes.

Explain the process of fertilization. How does the female reproductive system assist the sperm in reaching the ovum?

The most serious age-related eye disorder is:

Name the three primary germ layers and name several structures or systems that develop from each.

At ovulation, the ovum is at which stage of meiosis?

The cells of the morula form a hollow ball of cells called a blastocyst.

Describe (or diagram) the hormone levels during pregnancy.

The structure known as the "bag of waters" is the:

Increased blood testosterone is typical among older men.

Glandular epithelium of the thymus and thyroid are derived from the mesoderm.

The deciduous teeth:

Early in infancy the baby has only two spinal curvatures.

As we advance in age, the atrophy of muscle tissue takes place and is replaced by connective tissue.

Embryo is used to describe the ovum just after fertilization by a sperm cell.

Match each term with its corresponding definition. -Moment at which the ovum and sperm unite

DNA replication occurs during:

The normal length of gestation for humans is approximately _____ weeks.

Match each term with its corresponding definition or description. -Results from a ruptured blood vessel in the brain

Identical twins result from the:

Organization of the Body

Homeostasis

Chemistry of Life

Biomolecules

Cell Structure

Cell Function

Cell Growth and Development

Introduction to Tissues

Tissue Types

Skin

Skeletal Tissues

Axial Skeleton

Appendicular Skeleton

Articulations

Axial Muscles

Appendicular Muscles

Muscle Contraction

Nervous System Cells

Nerve Signaling

Central Nervous System

Peripheral Nervous System

Autonomic Nervous System

General Senses

Special Senses

Endocrine Regulation

Endocrine Glands

Blood

Heart

Blood Vessels

Circulation of the Blood

Lymphatic System

Innate Immunity

Adaptive Immunity

Stress

Respiratory Tract

Ventilation

Gas Exchange Transport

Upper Digestive Tract

Lower Digestive Tract

Digestion and Absorption

Nutrition and Metabolism

Urinary System

Fluid and Electrolyte Balance

Acid-Base Balance

Male Reproductive System

Female Reproductive System

Genetics and Heredity

Filters

The process of spermatogenesis forms _ spermatozoa, each with _ chromosomes.