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Functions of neuroglia include which of the following?


A) They guide neurons to muscles, then pass neurotransmitters to the muscle cells.
B) They serve as glue and scaffolding for neurons but have no physiological role.
C) They sense changes in the environment and respond by sending electrical impulses.
D) They support and bind nervous tissue and provide nutrients and growth factors to neurons by connecting them to blood vessels.

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

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Axons of neurons transmit electrical impulses to other neurons, glands, and ________.

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Areolar tissue contains


A) many adipocytes filled with fat.
B) collagenous fibers, elastic fibers, and gel-like ground substance.
C) chondrocytes and lacunae.
D) osteocytes, osteoblasts, and canaliculi.

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

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Osteoblasts become osteocytes.

A) True
B) False

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The four tissue types are muscle tissue, nervous tissue, connective tissue, and ________ tissue.

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Blood is composed of red blood cells, white blood cells, and platelets suspended in a fluid extracellular matrix called plasma.

A) True
B) False

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What type of tissue is adipose tissue?


A) Epithelia tisuse
B) Muscle tissue
C) Nervous tissue
D) Connective tissue

E) None of the above
F) A) and B)

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Extracellular matrix consists of


A) ground substance and protein fibers.
B) fixed cells and wandering cells.
C) heparin and keratin.
D) lacunae and lamellae.

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

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Which of the following are cellular fragments?


A) Red blood cells
B) White blood cells
C) Lymphocytes
D) Blood platelets

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

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Cells that support neurons are ________.

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Mutations usually disrupt collagen's function because


A) there are many types of collagen and this protein is widespread in the body.
B) collagen has a variable structure.
C) collagen has a very precise structure.
D) collagen is used as a cosmetic.

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

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The tissue that covers all body surfaces is ________ tissue.

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The study of tissues is called ________.

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Peristalsis is the involuntary contraction and relaxation of the muscles of the digestive tract that assist in moving food and waste through. The muscles controlling peristalsis must be skeletal muscle.

A) True
B) False

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The parotid gland produces serous fluids (saliva)and dumps them into the nearby oral cavity. This makes the parotid gland an exocrine gland.

A) True
B) False

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The tissue that forms the inner lining of the respiratory passages is


A) mucus-secreting and transitional.
B) stratified, sputum-secreting, and non-ciliated.
C) mucus-secreting, ciliated, and pseudostratified.
D) serous fluid-secreting, simple, and columnar.

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

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Which of the following best describes a characteristic of nervous tissue? 


A) It provides cushioning and protection from shearing forces.
B) Some of its cells send electrochemical messages.
C) Its intercellular space is filled with collagen.
D) It contracts to perform movements.

E) A) and B)
F) None of the above

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The merocrine, apocrine, and holocrine secretions differ in the


A) locations of the glands that produce them.
B) number of cells that secrete.
C) amount of cytoplasm secreted along with the glandular product.
D) amount of glycoprotein secreted with the glandular product.

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

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A serous membrane consists of a


A) layer of simple squamous epithelium and a thin layer of areolar tissue.
B) layer of pseudostratified epithelium and a thick layer of areolar tissue.
C) layer of simple squamous epithelium and a thick layer of dense connective tissue.
D) layer of simple squamous epithelium and a thick layer of cartilage.

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

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What type of muscle cell(s) have more than one nucleus?


A) Smooth muscle cells and skeletal muscle cells
B) Cardiac muscle cells and smooth muscle cells
C) Skeletal muscle cells only
D) Smooth muscle cells only

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

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