Test #3

Question 1

The study of normal organ function and systems of the body is known as:

Answer 1

Physiology

Question 2

The study of structures that can be seen with the naked eye is called

Answer 2

Gross anatomy

Question 3

What is the study of structures too small to be seen except through a microscope called?

Answer 3

Histology

Question 4

What are the basic units of living matter?

Answer 4

Cells

Question 5

What three basic parts are found in most human cells?

Answer 5

Nucleus, cell membrane, cytoplasm

Question 6

Most of the activities of the cell take place in the:

Answer 6

Cytoplasm

Question 7

The outer surface of the cell is known as the:

Answer 7

Cell membrane

Question 8

Organelles in the cytoplasm that take in nutrients, break them down and create ATP energy molecules for the cells is called:

Answer 8

Cytoplasm

Question 9

Cell structures found in pairs near the nucleus are defined as:

Answer 9

Centrioles

Question 10

Groups of cells of the same kind make up:

Answer 10

Tissues

Question 11

Which type of tissue coordinates body functions in addition to carrying messages to and from the brain and spinal cord?

Answer 11

Connective tissues

Question 12

Which of the organs of the body is the largest?

Answer 12

Skin

Question 13

The stomach and which other organs are responsible for digesting food?

Answer 13

Intestines

Question 14

Which of the following systems provides the framework of the body?

Answer 14

Skeletal

Question 15

The body system that sends and receives body messages is called the:

Answer 15

Nervous system

Question 16

The primary function of the excretory system is to:

Answer 16

Eliminate waste/toxins from the body

Question 17

What does number 1 on this illustration of the cell indicate?

Answer 17

Nucleus

Question 18

The process of cell growth and division is called the growth cycle. True or False?

Answer 18

False

Question 19

Carbohydrates are converted to glucose for energy in the body, and excess carbohydrates can result in excess body fat. True or False?

Answer 19

True

Question 20

Which system of the body is made up of the skin, hair, nails and glands?

Answer 20

Integumentary

Question 21

Which of the following skin functions is referred to as detoxification?

Answer 21

Excretion

Question 22

Adipose tissue in the subcutaneous layer insulates the body, which is known as:

Answer 22

Thermoregulation

Question 23

What is the technical name for the study of skin, including its structure, functions, diseases and treatment?

Answer 23

Dermatology

Question 24

The skin is composed of three main layers that include the epidermis, dermis and:

Answer 24

Subcutaneous

Question 25

The process in which living cells become flat, hard and eventually die forming a dead layer at the skin's surface is called:

Answer 25

Keratinization

Question 26

The epidermis is composed of how many layers?

Answer 26

5

Question 27

Which of the following items determines the color of the skin?

Answer 27

Melanin

Question 28

The key function of the melanocyte is to produce:

Answer 28

Melanin

Question 29

Which type of cells help protect the body from infection and are found in the stratum spinosum layer?

Answer 29

Langheran cells

Question 30

The layer of skin in which the cells are more regularly shaped and resemble many tiny granules is the:

Answer 30

Stratum granulosum

Question 31

Which of the following structures is found in the stratum lucidum layer?

Answer 31

Squamous cells

Question 32

Which layer of the epidermis protects the skin's moisture balance by acting as a barrier to moisture loss?

Answer 32

Stratum corneum

Question 33

The layer of the epidermis that is shed and replaced continually is the:

Answer 33

Stratum corneum

Question 34

Connective tissue is located in the:

Answer 34

Dermis

Question 35

The deterioration of collagen and elastin fibers during the aging process causes:

Answer 35

Wrinkles

Question 36

Sweat is produced by what gland?

Answer 36

Sudoriferous

Question 37

The acid mantle keeps the surface of the skin slightly acidic, which helps:

Answer 37

Prevent bacteria from entering the body

Question 38

Most skin problems are caused by:

Answer 38

The sebaceous glands

Question 39

What is the hormone that influences the production of sebum?

Answer 39

Androgen

Question 40

What is formed when sebum produced by the oil glands mixes with the body’s perspiration?

Answer 40

Acid mantle

Question 41

When we measure the pH of the skin, we are actually measuring the pH of the:

Answer 41

Acid mantle

Question 42

Which layer of skin is located below the dermal layer and composed of adipose (fat) and loose connective tissue?

Answer 42

Subcutaneous

Question 43

Which layer of the skin acts as a protective cushion to protect the bones and gives the body its contour and shape?

Answer 43

Subcutaneous layer

Question 44

Where are the large blood vessels found that transport nourishment to the skin and nerves?

Answer 44

Subcutaneous layer

Question 45

The study of the structure and growth of the nails is called:

Answer 45

Onychology

Question 46

Under normal circumstances it takes how long for a fingernail to replace itself?

Answer 46

4-6 months

Question 47

What is the name of the layer of skin indicated by the number 1 on the diagram?

Answer 47

Dermis

Question 48

Which number on the diagram indicates the sudoriferous gland?

Answer 48

4

Question 49

Which number on the diagram indicates the sebaceous gland?

Answer 49

2

Question 50

Mitosis (cell division) takes place in the granulosum layer. T/F

Answer 50

False