List four essential functions of epithelial tissue
A) creates loose open frameworks, controls permeability, secretes ground substance, and secretes plasma
B) produces collagen, elastic, and reticular fibers, secretes ground substance, transports fluids, protects delicate organs
C) stores energy, interconnects other types of tissue, moves the skeleton, moves contents in hollow organs
D) provides nutrients to neurons, regulates the interstitial fluid surrounding neurons, repairs nervous tissue, propagates electrical impulses
E) provides physical protection, controls permeability, provides sensation, and produces specialized secretions
Answer: E
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One characteristic of the immune response is specificity. This means that ________.
A. immunity is carried on by a specific group of tissues of the immune system B. immunity starts in specialized tissues in the body C. immunity starts in defined organs in the body D. immunity is carried on by a specific group of cells of the immune system E. immunity is directed against a particular pathogen
Which of the following is true regarding the stretch-shortening cycle?
A. When a muscle is stretched just prior to contraction, the resulting contraction is more forceful. B. An eccentric contraction is followed by a concentric contraction. C. The SSC promotes storage of elastic energy. D. both A and B E. all of the above
Answer the following statements true (T) or false (F)
1. Third-degree burns can damage tissue down to the bone. 2. The nails are accessory structures of the integumentary system. 3. The skin is an accessory structure of the integumentary system. 4. A thin sheetlike structure in the body can be referred to as a membrane. 5. The skin can be considered both a cutaneous membrane and a connective tissue membrane.
Neurotransmitters and neurohormones both
A) affect only cells with a specific receptor. B) are released by neurons and affect only cells with specific receptors. C) are released by neurons. D) travel in the blood to their target cell. E) are produced by all cells.