Question 1

Which of the statements below is true for both eccrine and apocrine glands?

Accepted Answer

A)  They are involved in temperature regulation. 
B)  They may have a pheromone-producing function. 
C)  They produce sweat. 
D)  Their sweat contains water, salts, proteins, and fats. 
A)  They are involved in temperature regulation. 
B)  They may have a pheromone-producing function. 
C)  They produce sweat. 
D)  Their sweat contains water, salts, proteins, and fats. C

Question 2

This layer of the dermis is responsible for fingerprints.

Accepted Answer

A)  papillary layer 
B)  deep stratum basale 
C)  reticular layer 
D)  areolar layer 
A)  papillary layer 
B)  deep stratum basale 
C)  reticular layer 
D)  areolar layer A

Question 3

This structure located in the epidermis serves as a tactile (touch) receptor.

Accepted Answer

A)  lamellar corpuscle 
B)  Langerhans cell 
C)  Merkel cell 
D)  root hair plexus 
A)  lamellar corpuscle 
B)  Langerhans cell 
C)  Merkel cell 
D)  root hair plexus C

Question 4

This region of the nail is responsible for nail growth.

Accepted Answer

A)  nail matrix 
B)  nail root 
C)  nail bed 
D)  nail body 
A)  nail matrix 
B)  nail root 
C)  nail bed 
D)  nail body

Question 5

The hypodermis is .

Accepted Answer

A)  part of the epidermis 
B)  part of the dermis 
C)  the third region of the skin 
D)  composed primarily of adipose tissue 
A)  part of the epidermis 
B)  part of the dermis 
C)  the third region of the skin 
D)  composed primarily of adipose tissue

Question 6

The cells in this layer of epidermis are dead, and their flat, scale-like remnants are filled with keratin.

Accepted Answer

A)  stratum basale 
B)  stratum spinosum 
C)  stratum corneum 
D)  stratum granulosum 
A)  stratum basale 
B)  stratum spinosum 
C)  stratum corneum 
D)  stratum granulosum

Question 7

Which of the following is not a function of the skin?

Accepted Answer

A)  helping regulate temperature 
B)  synthesizing vitamin C 
C)  preventing dehydration 
D)  protection 
A)  helping regulate temperature 
B)  synthesizing vitamin C 
C)  preventing dehydration 
D)  protection

Question 8

From deep to superficial, the layers of the epidermis of thin skin are .

Accepted Answer

A)  stratum corneum, stratum granulosum, stratum spinosum, stratum basale 
B)  stratum basale, stratum spinosum, stratum granulosum, stratum corneum 
C)  stratum spinosum, stratum basale, stratum corneum, stratum granulosum 
D)  stratum granulosum, stratum spinosum, stratum corneum, stratum basale 
A)  stratum corneum, stratum granulosum, stratum spinosum, stratum basale 
B)  stratum basale, stratum spinosum, stratum granulosum, stratum corneum 
C)  stratum spinosum, stratum basale, stratum corneum, stratum granulosum 
D)  stratum granulosum, stratum spinosum, stratum corneum, stratum basale

Question 9

Like all epithelial membranes, the skin has an epithelial layer and a connective tissue layer. The keratinized epithelial and connective tissues are _.

Accepted Answer

A)  simple squamous and areolar 
B)  stratified columnar and reticular 
C)  stratified squamous and dense irregular 
D)  stratified cuboidal and dense regular 
A)  simple squamous and areolar 
B)  stratified columnar and reticular 
C)  stratified squamous and dense irregular 
D)  stratified cuboidal and dense regular

Question 10

The is the structure responsible for goose bumps.

Accepted Answer

A)  hair follicle 
B)  sebaceous gland 
C)  arrector pili 
D)  lamellar corpuscle 
A)  hair follicle 
B)  sebaceous gland 
C)  arrector pili 
D)  lamellar corpuscle

Question 11

Skin color is determined by the degree of oxygenation of the blood and the relative amounts of these two pigments.

Accepted Answer

A)  hemoglobin and melanin 
B)  keratin and melanin 
C)  carotene and hemoglobin 
D)  melanin and carotene 
A)  hemoglobin and melanin 
B)  keratin and melanin 
C)  carotene and hemoglobin 
D)  melanin and carotene

Question 12

Pressure receptors, called lamellar (Pacinian) corpuscles, are located in this layer of the integument.

Accepted Answer

A)  epidermal stratum basale 
B)  dermal reticular layer 
C)  dermal papillary layer 
D)  epidermal stratum spinosum 
A)  epidermal stratum basale 
B)  dermal reticular layer 
C)  dermal papillary layer 
D)  epidermal stratum spinosum

Question 13

Which of the following pigments is not involved in determining skin color?

Accepted Answer

A)  red pigments in blood 
B)  white pigments in skin cells 
C)  carotene from carrots and yellow vegetables 
D)  melanin produced by skin cells 
A)  red pigments in blood 
B)  white pigments in skin cells 
C)  carotene from carrots and yellow vegetables 
D)  melanin produced by skin cells

Question 14

What is true about the blood supply to the skin?

Accepted Answer

A)  Both epidermis and dermis are poorly vascularized. 
B)  Epidermis is avascular and dermis is richly vascularized. 
C)  Both epidermis and dermis are richly vascularized. 
D)  Epidermis is richly vascularized and dermis is avascular. 
A)  Both epidermis and dermis are poorly vascularized. 
B)  Epidermis is avascular and dermis is richly vascularized. 
C)  Both epidermis and dermis are richly vascularized. 
D)  Epidermis is richly vascularized and dermis is avascular.

Question 15

What is not true about cutaneous glands, hair, and nails?

Accepted Answer

A)  They are derived from epithelial tissue. 
B)  They reside in the dermis. 
C)  They are accessory structures of the skin. 
D)  They are made up entirely of dead cells. 
A)  They are derived from epithelial tissue. 
B)  They reside in the dermis. 
C)  They are accessory structures of the skin. 
D)  They are made up entirely of dead cells.

Question 16

These glands are found all over the skin except in the palms of the hands and soles of the feet. They produce an oily substance that lubricates skin and hair.

Accepted Answer

A)  sebaceous glands 
B)  apocrine sweat glands 
C)  eccrine sweat glands 
D)  endocrine glands 
A)  sebaceous glands 
B)  apocrine sweat glands 
C)  eccrine sweat glands 
D)  endocrine glands

Question 17

The is often referred to as the cuticle of a nail.

Accepted Answer

A)  nail fold 
B)  lunule 
C)  matrix 
D)  eponychium 
A)  nail fold 
B)  lunule 
C)  matrix 
D)  eponychium

Question 18

A freckle is a concentrated spot of this pigment.

Accepted Answer

A)  melanin 
B)  cyano 
C)  carotene 
D)  keratin 
A)  melanin 
B)  cyano 
C)  carotene 
D)  keratin

Question 19

What is true about both the epidermis and the dermis?

Accepted Answer

A)  They are highly vascular. 
B)  Both are made of dense irregular connective tissue 
C)  Each consists, in part, of dead and dying cells. 
D)  Sensory receptors are present in each. 
A)  They are highly vascular. 
B)  Both are made of dense irregular connective tissue 
C)  Each consists, in part, of dead and dying cells. 
D)  Sensory receptors are present in each.

Question 20

Name the substance that protects the DNA of rapidly dividing skin cells from the damage caused by ultraviolet rays from the sun.

Accepted Answer

A)  keratin 
B)  melanin 
C)  hemoglobin 
D)  carotene 
A)  keratin 
B)  melanin 
C)  hemoglobin 
D)  carotene

Exam 7: The Integumentary System

Which of the statements below is true for both eccrine and apocrine glands?

This layer of the dermis is responsible for fingerprints.

This structure located in the epidermis serves as a tactile (touch) receptor.

This region of the nail is responsible for nail growth.

The hypodermis is .

The cells in this layer of epidermis are dead, and their flat, scale-like remnants are filled with keratin.

Which of the following is not a function of the skin?

From deep to superficial, the layers of the epidermis of thin skin are .

Like all epithelial membranes, the skin has an epithelial layer and a connective tissue layer. The keratinized epithelial and connective tissues are _.

The is the structure responsible for goose bumps.

Skin color is determined by the degree of oxygenation of the blood and the relative amounts of these two pigments.

Pressure receptors, called lamellar (Pacinian) corpuscles, are located in this layer of the integument.

Which of the following pigments is not involved in determining skin color?

What is true about the blood supply to the skin?

What is not true about cutaneous glands, hair, and nails?

These glands are found all over the skin except in the palms of the hands and soles of the feet. They produce an oily substance that lubricates skin and hair.

The is often referred to as the cuticle of a nail.

A freckle is a concentrated spot of this pigment.

What is true about both the epidermis and the dermis?

Name the substance that protects the DNA of rapidly dividing skin cells from the damage caused by ultraviolet rays from the sun.

The Language of Anatomy

Organ Systems Overview

The Microscope

The Cell: Anatomy and Division

The Cell: Transport Mechanisms and Cell Permeability

Classification of Tissues

Overview of the Skeleton: Classification and Structure of Bones and Cartilages

The Axial Skeleton

The Appendicular Skeleton

Articulations and Body Movements

Microscopic Anatomy and Organization of Skeletal Muscle

Gross Anatomy of Muscular System

Skeletal Muscle Physiology: Frogs and Human Subjects

Histology of Nervous Tissue

Neurophysiology of Nerve Impulses: Frog Subjects

Gross Anatomy of the Brain and Cranial Nerves

Electroencephalography

The Spinal Cord and Spinal Nerves

The Autonomic Nervous System

Human Reflex Physiology

General Sensation

Special Senses: Anatomy of the Visual System

Special Senses: Visual Tests and Experiments

Special Senses: Hearing and Equilibrium

Special Senses: Olfaction and Taste

Functional Anatomy of the Endocrine Glands

Endocrine Wet Labs and Human Metabolism

Blood

Anatomy of the Heart

Conduction System of the Heart and Electrocardiography

Anatomy of Blood Vessels

Human Cardiovascular Physiology: Blood Pressure and Pulse Determinations

Frog Cardiovascular Physiology

The Lymphatic System and Immune Response

Anatomy of the Respiratory System

Respiratory System Physiology

Anatomy of the Digestive System

Digestive System Processes: Chemical and Physical

Anatomy of the Urinary System

Urinalysis

Anatomy of the Reproductive System

Physiology of Reproduction: Gametogenesis and the Female Cycles

Survey of Embryonic Development

Principles of Heredity

Surface Anatomy Roundup

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