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Bone cells are arranged in concentric circles around longitudinal tubes in cylinder-shaped units called


A) osteons.
B) central canals.
C) lacunae.
D) canaliculi.
E) lamellae.

F) B) and E)
G) A) and C)

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What tissue type has cells that are tightly packed and form protective barriers?


A) nervous tissue
B) skeletal muscle tissue
C) epithelial tissue
D) connective tissue

E) A) and C)
F) B) and D)

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Which choice below best describes secretions of holocrine glands?


A) fluid product released from the cell membrane by exocytosis
B) cellular product containing portions of cells that pinch off during secretion
C) disintegrated entire cells filled with secretory products

D) B) and C)
E) All of the above

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Blood is composed of formed elements suspended in a fluid extracellular matrix called ________.


A) serous fluid
B) interstitial fluid
C) serum
D) plasma

E) A) and B)
F) A) and C)

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Epithelial tissue functions in


A) secretion.
B) absorption.
C) protection.
D) excretion.
E) all of these.

F) D) and E)
G) C) and D)

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What serous membrane forms the inner lining of the abdominal cavity?


A) parietal pleura
B) parietal peritoneum
C) visceral pleura
D) visceral peritoneum

E) A) and B)
F) A) and C)

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Which tissue consists of many closely packed,thick,collagen fibers with few cells?


A) dense connective tissue
B) cartilage
C) adipose tissue
D) loose connective tissue

E) A) and C)
F) A) and D)

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A skeletal muscle fiber contains many nuclei.

A) True
B) False

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Block-like cells,each with a centrally located nucleus,form a single layer in this epithelium.


A) simple columnar epithelium
B) stratified squamous epithelium
C) simple cuboidal epithelium
D) pseudostratified columnar epithelium

E) A) and D)
F) All of the above

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This membrane is more commonly called the skin.


A) mucous
B) serous
C) epithelial
D) cutaneous
E) synovial

F) A) and B)
G) B) and D)

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