Name:______________________________________________
Period:______
Homework Chapter 4
Date ______________
Using your textbook, Chapter 4 pp118-137 and 141-145 and other sources. complete by _____________
Use these choices to identify the major tissue type in each case.
Connective
Epithelium
______________ 1. Forms membranes
______________ 2. Supports and reinforces body organs
______________ 3. Cells of this tissue may absorb or secrete substances
______________ 4. Forms exocrine and endocrine glands
______________ 5. Surrounds and cushions body organs
______________ 6. Characterized by large amounts of extra cellular material
______________ 7. Widely distributed throughout body
List the 6 (six) major functions of epithelial tissue
1)
2)
3)
4)
5)
6)
List the 6 (six) special characteristics of epithelial tissue
1)
2)
3)
4)
5)
6)
Matching
____1. Lines most of intestines
A. pseudostratified ciliated columnar et
____2. Lines inside of mouth
B. simple columnar et
____3. Lines much of respiratory tract
C. simple cuboidal et
____4. Endothelium
D. simple squamous et
____5. Lines urinary bladder
E. transitional et
____6. In glands and ducts of glands
F. stratified squamous et
Matching
____1. Protection from abrasion
A. transitional et
____2. Diffusion
B. cilia
____3. Propel mucus
C. stratified squamous et
____4. Stretches
D. simple squamous et
____5. Absorption, secretion
E. simple columnar et
Glands
Define
Exocrine:
Endocrine:
What is the difference between tubular and alveolar glands?
True or false. If the statement is false, change underlined word to make it true.
____________1. Exocrine glands are classified functionally as merocrine, holocrine, or apocrine.
____________2. Most exocrine glands are apocrine.
____________3. Holocrine glands store secretions until the whole cell ruptures.
____________4. Sweat glands are examples of holocrine glands
____________5. Merocrine glands release secretions by exocytosis.
Choose EXOCRINE or ENDOCRINE
____________1. Has a duct to carry secretions
____________2. Examples are thyroid and adrenal
____________3. More numerous of the two glands
____________4. Secrete hormones directly into blood to be carried to target organ
____________5. Example is pancreas as it produces digestive enzymes
Connective tissue
Use the following choices to identify the connective tissue
A. Adipose ct
B. Areolar ct
C. Dense regular ct
D. Dense irregular ct
E. Elastic cartilage
F. Fibrocartilage
G. Hyaline cartilage
H. Reticular ct
_____1. Parallel bundles of collagen fibers; forms tendons and ligaments
_____2. Stores fat
_____3. Dermis of skin
_____4. Under epithelial tissue; contains many fibers and cell types
_____5. Forms embryonic skeleton; covers surface of long bones
_____6. Insulates body
_____7. Firm matrix, milky white and glassy. Contains much water.
_____8. Parallel collagen fibers in cartilage found in intervetebral discs
_____9. Soft “skeleton” or framework for some organs including lymph nodes
_____10. External ear and epiglottis
Matching
_____1. Chondrocytes
A. Embryonic tissue that give rise to all connective tissue
_____2. Matrix
B. in areolar ct; engulf cellular debris
_____3. Macrophage
C. composed of ground substance and fibers
_____4. Mesenchyme
D. cells that maintain matrix in cartilage
_____5. Collagen fibers
E. tough protein fibers that resists longitudinal tearing
____6. Mast cell
F. in aerolar ct; contain histamine.
Name:______________________________________________
Period:______
Homework Chapter 5
Date ______________
Using your textbook, Chapter 5 pp152-171 and other sources. complete by _____________
1. Name the tissue composing the epidermis.
2. What two tissues make up the dermis? The largest part of the dermis is made of which one?
3. Define terms briefly
a. Lines of cleavage
b. Striae
c. Flexure lines
d. wrinkles
4. Use the following choices
a. S. basale (basal layer)
c. S. granulosum (granular layer)
e S.spinosum (Prickly layer)
g. Reticular layer
i. Dermis (as a whole)
b.
d.
f.
h.
j.
S. corneum (horny layer)
S. Lucidium (clear layer)
Papillary layer
Epidermis (as a whole)
hypodermis
_____1. Layer of translucent cells, only in thick skin
_____2. Layer containing all or mostly dead cells
_____3. Dermal layer responsible for fingerprints
_____4. Vascular region
_____5. Actively mitotic (dividing) epidermal region, deepest epidermal layer
_____6. Cells are flat, dead “bags” of keratin
_____7. Site of elastic and collagen fibers
_____8. General site of melanin formation
_____9. Major skin area where derivatives (hair, nails) reside
_____10. Largely adipose tissue, anchors skin to underlying tissues
_____11. Also known as stratum germinativum
_____12. Layer where melanocytes are found
_____13. Cell in this layer contain keratinohyalin and lamellated granules
_____14. Accounts for the bulk of epidermal thickness
_____15. Provides mechanical strength to skin
5.
Use these choices
A. Carotene
B. Hemoglobin
_____1. Responsible for skin color of dark skin
_____2. Gives an orange cast to skin
_____3. Protects cells from sun damage
_____4. Give pink tint to light skinned persons
_____5. Phagocytized by keratinocytes
_____6. Found in stratum corneum
C. Melanin
6. Matching
_____1.
_____2.
_____3.
_____4.
_____5.
Bluish cast of skin; resulting from lack of oxygen
Could be caused by anemia or low blood pressure
May indicate liver disease
Clotted mass of blood under the skin
Result of inflammation, allergy, and fever
A.
B.
C.
D.
E.
Erythema
Cyanosis
Hematoma
Jaundice
Pallor
7. Explain how each of the following helps to protect the body
a. Langerhan’s cells and macrophages
b. Bactericidal secretions
c. Keratin
d. Melanin
e. Acid mantle
8. Explain the role of sweat glands in maintaining body temperature. How are sweat glands
regulated?
9. What are the two major concerns in burn patients? How can each lead to death?
10. Use the choices
A. First degree burn
_____1.
_____2.
_____3.
_____4.
_____5.
_____6.
B. second degree burn
C. third degree burn
Full thickness of skin is burned; skin can be gray white cherry red or charred
Blisters
Only epidermal damage; redness and some pain
Epidermal and some dermal damage
Regeneration impossible; requires some type of skin graft procedure
Pain is absent because nerve endings in area are destroyed
11. What is the rule of nines? How is it used when treating burn victims?
12. Fill in the type of skin cancer matching the description.
________________cells of s.sinosum develop lesions; metastasizes to lymph nodes
________________cells of lowest level invade dermis and hypodermis; slow to metastasize
________________cancer of pigment producing cell; most deadly