Question 1

Which of the following organs develops from evaginations along the early digestive tract?

Accepted Answer

A) heart 
B) adrenal medulla 
C) lungs 
D) nasal cavity 
E) kidneys 
A) heart 
B) adrenal medulla 
C) lungs 
D) nasal cavity 
E) kidneys

Question 2

Which of the following is formed from mesoderm?

Accepted Answer

A) autonomic neurons 
B) dermis of the skin 
C) adrenal medulla 
D) teeth 
E) tonsils 
A) autonomic neurons 
B) dermis of the skin 
C) adrenal medulla 
D) teeth 
E) tonsils

Question 3

The actual genetic constitution of an individual is its

Accepted Answer

A) structural gene. 
B) autosome. 
C) genotype. 
D) polygenic. 
E) y-linked. 
A) structural gene. 
B) autosome. 
C) genotype. 
D) polygenic. 
E) y-linked.

Question 4

Which germ layer is the urinary bladder derived from?

Accepted Answer

A) ectoderm 
B) mesoderm 
C) endoderm 
A) ectoderm 
B) mesoderm 
C) endoderm

Question 5

At the time of implantation,the human embryo is in a stage of development known as the

Accepted Answer

A) fetus. 
B) zygote. 
C) morula. 
D) blastocyst. 
E) egg. 
A) fetus. 
B) zygote. 
C) morula. 
D) blastocyst. 
E) egg.

Question 6

The hormone responsible for milk production is

Accepted Answer

A) estrogen. 
B) progesterone. 
C) oxytocin. 
D) prolactin. 
E) FSH. 
A) estrogen. 
B) progesterone. 
C) oxytocin. 
D) prolactin. 
E) FSH.

Question 7

An infant born with a gestational age of 254 days would be considered

Accepted Answer

A) premature. 
B) normal maturity. 
C) postmature. 
D) immature. 
E) None of these choices is correct. 
A) premature. 
B) normal maturity. 
C) postmature. 
D) immature. 
E) None of these choices is correct.

Question 8

Decreased renal filtration that occurs with aging can be the result of

Accepted Answer

A) increased respiratory effort. 
B) decreased cardiac output. 
C) increased fluid volume. 
D) decreased ADH secretion. 
E) decreased peripheral resistance. 
A) increased respiratory effort. 
B) decreased cardiac output. 
C) increased fluid volume. 
D) decreased ADH secretion. 
E) decreased peripheral resistance.

Question 9

The oropharyngeal and cloacal membranes,when opened,allow the _____ to open to the outside.

Accepted Answer

A) liver 
B) skin 
C) lungs 
D) digestive tract 
E) ears 
A) liver 
B) skin 
C) lungs 
D) digestive tract 
E) ears

Question 10

APGAR scores are used to

Accepted Answer

A) evaluate a newborn's weight. 
B) assess a newborn's physiological condition. 
C) measure a newborn's genetic state. 
D) determine the developmental age of the infant. 
E) measure the infant. 
A) evaluate a newborn's weight. 
B) assess a newborn's physiological condition. 
C) measure a newborn's genetic state. 
D) determine the developmental age of the infant. 
E) measure the infant.

Question 11

One reason for the increased incidence of cancer with aging is a decrease in

Accepted Answer

A) urine output. 
B) cardiac output. 
C) red blood cells. 
D) functioning of T lymphocytes. 
E) functioning neutrophils. 
A) urine output. 
B) cardiac output. 
C) red blood cells. 
D) functioning of T lymphocytes. 
E) functioning neutrophils.

Question 12

The onset of puberty is signaled by

Accepted Answer

A) a growth spurt. 
B) emotional upheaval. 
C) attainment of full adult stature. 
D) the ability to obtain a drivers license. 
E) a halt to growth. 
A) a growth spurt. 
B) emotional upheaval. 
C) attainment of full adult stature. 
D) the ability to obtain a drivers license. 
E) a halt to growth.

Question 13

Which gland is derived from both neural crest cells and mesoderm?

Accepted Answer

A) anterior pituitary gland 
B) posterior pituitary gland 
C) thyroid gland 
D) adrenal glands 
E) pancreas 
A) anterior pituitary gland 
B) posterior pituitary gland 
C) thyroid gland 
D) adrenal glands 
E) pancreas

Question 14

Which of the following is an example of incomplete dominance?

Accepted Answer

A) minor thalassemia 
B) major thalassemia 
C) beta thalassemia 
D) polymorphism 
E) ABO blood groups 
A) minor thalassemia 
B) major thalassemia 
C) beta thalassemia 
D) polymorphism 
E) ABO blood groups

Question 15

Muscle strength peaks in a(n)

Accepted Answer

A) child. 
B) adolescent. 
C) young adult. 
D) middle aged adult. 
E) elderly adult. 
A) child. 
B) adolescent. 
C) young adult. 
D) middle aged adult. 
E) elderly adult.

Question 16

Cryptorchidism

Accepted Answer

A) is the failure of the testes to descend into the scrotal sac. 
B) may be due to excessive amounts of testosterone in the fetus. 
C) has no effect on fertility. 
D) results in feminization of the male fetus. 
E) is the lack of testes. 
A) is the failure of the testes to descend into the scrotal sac. 
B) may be due to excessive amounts of testosterone in the fetus. 
C) has no effect on fertility. 
D) results in feminization of the male fetus. 
E) is the lack of testes.

Question 17

Many gerontologists refer to walking as one of the most important anti-aging activities to prolong life.This is because a daily 30-minute walk

Accepted Answer

A) increases blood pressure. 
B) improves circulation. 
C) promotes anaerobic metabolism. 
D) increases urine output. 
E) increases peripheral resistance. 
A) increases blood pressure. 
B) improves circulation. 
C) promotes anaerobic metabolism. 
D) increases urine output. 
E) increases peripheral resistance.

Question 18

An organism's genetic makeup is its ____ while its physical appearance is its ____.

Accepted Answer

A) chromotype; phenotype 
B) genotype; phenotype 
C) phenotype; genotype 
D) genotype; chromotype 
E) aminotype; prototype 
A) chromotype; phenotype 
B) genotype; phenotype 
C) phenotype; genotype 
D) genotype; chromotype 
E) aminotype; prototype

Question 19

Which germ layer are the bones (except facial)derived from?

Accepted Answer

A) ectoderm 
B) mesoderm 
C) endoderm 
A) ectoderm 
B) mesoderm 
C) endoderm

Question 20

The gonads appear as the

Accepted Answer

A) paramesonephrons. 
B) urogenital folds. 
C) labioscrotal swellings. 
D) gonadal ridges. 
E) gonadal grooves. 
A) paramesonephrons. 
B) urogenital folds. 
C) labioscrotal swellings. 
D) gonadal ridges. 
E) gonadal grooves.

Exam 29: Development,growth,aging,and Genetics

Which of the following organs develops from evaginations along the early digestive tract?

Which of the following is formed from mesoderm?

The actual genetic constitution of an individual is its

Which germ layer is the urinary bladder derived from?

At the time of implantation,the human embryo is in a stage of development known as the

The hormone responsible for milk production is

An infant born with a gestational age of 254 days would be considered

Decreased renal filtration that occurs with aging can be the result of

The oropharyngeal and cloacal membranes,when opened,allow the _____ to open to the outside.

APGAR scores are used to

One reason for the increased incidence of cancer with aging is a decrease in

The onset of puberty is signaled by

Which gland is derived from both neural crest cells and mesoderm?

Which of the following is an example of incomplete dominance?

Muscle strength peaks in a(n)

Cryptorchidism

Many gerontologists refer to walking as one of the most important anti-aging activities to prolong life.This is because a daily 30-minute walk

An organism's genetic makeup is its ____ while its physical appearance is its ____.

Which germ layer are the bones (except facial)derived from?

The gonads appear as the

The Human Organism

The Chemical Basis of Life

Cell Biology

Tissues

Integumentary System

Skeletal System: Bones and Bone Tissue

Skeletal System: Gross Anatomy

Joints and Movement

Muscular System: Histology and Physiology

Muscular System: Gross Anatomy

Functional Organization of Nervous Tissue

Spinal Cord and Spinal Nerves

Brain and Cranial Nerves

Integration of Nervous System Functions

The Special Senses

Autonomic Nervous System

Functional Organization of the Endocrine System

Endocrine Glands

Cardiovascular System: Blood

Cardiovascular System: the Heart

Cardiovascular System: Blood Vessels and Circulation

Lymphatic System and Immunity

Respiratory System

Digestive System

Nutrition,metabolism,and Temperature Regulation

Urinary System

Water,electrolyte,and Acid-Based Balance

Reproductive System

Filters

An organism's genetic makeup is its while its physical appearance is its .