Human Lecture Flashcards Integ System For Exam 1

Front 1

what are three components of the skin

Back 1

hypodermis
dermis
hypodermis

Front 2

what are the 7 functions of the skin

Back 2

protection
vitamin d synthesis
reglating body temp
immunity, excretion, sensation, blood reservoir.

Front 3

You observe a muscle that has intercalated discs, and contracts under involuntary conditions. What type of muscle must this be?

Back 3

cardiac muscle

Front 4

what are highly phagocytic cells that are a part of the body's defense system. These cells can be localized (fixed), or they can wander throughout the body

Back 4

macrophages

Front 5

What is the role of an exocrine gland?

Back 5

To secrete substances onto body surfaces.

Front 6

Which of the following is NOT a function of areolar connective tissue

Back 6

Movement of body parts

Front 7

All of the body's organs are derived from three primary germ layers. Which of the primary germ layers can produce epithelial tissues?
Answer

Back 7

Ectoderm, endoderm and mesoderm can all give rise to epithelial tissues

Front 8

Neurons are cells that are involved in

Back 8

responding to stimuli

Front 9

type of epithelial tissue lines the interior of blood vessels.

Back 9

endothelium

Front 10

Which of the following is not a role of connective tissue?

Back 10

absorption

Front 11

what type of cells are macrophages

Back 11

phagocytic cell

Front 12

what tissue regulates and control body function

Back 12

nervous tissue

Front 13

Inflammation is a pathological condition with no benefit to the body after an injury. true or false

Back 13

false

Front 14

dense connective tissue is often called what connective tissue

Back 14

fibrous connective tissue

Front 15

what type of gland is a mucous cell

Back 15

unicellular exocrine gland

Front 16

All connective tissues arise from an embryonic tissue called mesenchyme. true/false

Back 16

true

Front 17

Microvilli are found on the ________ of the cell

Back 17

apical surface

Front 18

The basement membrane is located between which of the following tissue types

Back 18

epithelial and connective tissue

Front 19

The role of microvilli is to

Back 19

increase surface area

Front 20

______________ are highly phagocytic cells that are a part of the body's defense system. These cells can be localized (fixed), or they can wander throughout the body

Back 20

macrophages

Front 21

What is the function of Exocrine glands

Back 21

secrete substances onto body surfaces

Front 22

Connective tissue arises from which of the following embryonic tissue?

Back 22

mesoderm

Front 23

Which of the following exocrine glands stores its secretion until the gland ruptures

Back 23

holocrine gland

Front 24

Why are histological sections stained

Back 24

to enhance contrast

Front 25

You observe a tissue that has cells of varying heights. At first glance, it appears that the tissue has multiple cell layers, but upon closer investigation you see that all of the cells attach to the same basement membrane. What classification would you give to this epithelial tissue?

Back 25

Pseudostratified columnar epithelium

Front 26

Microvilli are found on the ________ of the cell

Back 26

apical surface

Front 27

In connective tissue, the role of collagen fibers is to:

Back 27

provide tensile strength

Front 28

Inflammation destroys specific infectious microorganisms and foreign molecules at the site of infection and throughout the body.

Back 28

false

Front 29

This unicellular gland is associated with mucus production

Back 29

goblet cell

Front 30

Which of the following epithelial tissue types is best adapted for the rapid transport of materials across its membranes

Back 30

simple squamous

Front 31

what is collagen

Back 31

a fibrous protein provides tensile strength to certain connective tissues

Front 32

Endocrine glands secrete their products on body surfaces or into body cavities

Back 32

false

Front 33

An epithelium is found on a body surface or lining a body cavity.

Back 33

true

Front 34

is smooth muscle voluntary or involuntary control

Back 34

involuntary control

Front 35

During the process of tissue repair, which of the following processes produces scar tissue?

Back 35

fibrosis

Front 36

The superficial region of the skin is called the epidermis.
Answer true or false

Back 36

true

Front 37

the skin functions in synthesizing vitamin d. true or false

Back 37

true

Front 38

The dermis is primarily composed of which tissue type?

Back 38

dense irregular connective tissue tissue

Front 39

The hypodermis is also known as the subcutaneous layer as well as the deep fascia. true or false

Back 39

false

Front 40

Wounded skin releases large quantities of protective peptides that help prevent some infections. true or false

Back 40

true

Front 41

For humans, food is the only source of vitamin D. true or false

Back 41

false

Front 42

What part of the dermis gives rise to friction ridges (fingerprints)?

Back 42

papillary layer

Front 43

true or false . Tactile cells: anchor the skin to the body

Back 43

false

Front 44

true or false. is respiratory gas exchange, a function of the skin

Back 44

false

Front 45

The correct order of the layers of the epidermis from deep to superficial is

Back 45

stratum basale, stratum spinosum,
stratum granulosum, stratum lucidum, stratum corneum

Front 46

Thick skin is composed of four strata of cells. true or false

Back 46

false

Front 47

Keratinocytes in the stratum spinosum are known as what type of cells.

Back 47

prickle cells

Front 48

Melanoma is particularly dangerous because:

Back 48

it metastasizes.

Front 49

Which of the following human integumentary system glands is believed to be analogous to the sexual scent glands of an animal?
Answer

Back 49

apocrine sudoriferous gland

Front 50

Which of the following cells function as sensory receptors for touch?

Back 50

merkel cells