Biology

Biology, 23.07.2019 12:40, floobrr5

Cardiac muscle fibers 6. describe the structural and functional properties of cardiac muscle, and explain how it differs from skeletal muscle. role of gap junctions or intercalated discs.

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Biology, 27.06.2019 16:10, DraeDrae138

Which of the following is not a difference between cardiac and skeletal muscle? cardiac muscle cells quickly die in the absence of oxygen; skeletal muscle cells are better able to adapt to oxygen deficiency. the plasma membranes of cardiac muscle cells interlock, but skeletal muscle fibers are independent. cardiac muscle does not use the sliding filament mechanism for contraction; skeletal muscle does. cardiac muscle cells contain more mitochondria than do skeletal muscle cells.

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Health, 27.06.2019 19:10, alicat20

Select the correct statement about the function of myocardial cells. the entire heart contracts as a unit or it does not contract at all. cardiac muscle cells are innervated by sympathetic, parasympathetic, and somatic nerve fibers so that the nervous system can increase heart rate. the refractory period in skeletal muscle is much longer than that in cardiac muscle. the influx of potassium ions from extracellular sources is the initiating event in cardiac muscle contraction.

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Biology, 09.07.2019 06:10, lily3934

What type of muscle is responsible for contractions of the digestive tract and arteries? a. smooth muscle b. skeletal muscle c. striated muscle d. voluntary muscle e. cardiac muscle cardiac muscle is the only muscle composed of fibers. a. branched b. unstriated c. unbranched and cylindrical d. spindle shaped e. striated muscle is attached to a. smooth b. involuntary c. cardiac d. branched e. skeletal

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Biology, 13.11.2019 07:31, Shybaby5019

What is a major difference between skeletal muscle and cardiac muscle? what is a major difference between skeletal muscle and cardiac muscle? skeletal muscle is found embedded throughout the body in the walls of several systems (respiratory and organs (bladder; cardiac muscle is found only in the heart. skeletal muscle is under voluntary control; cardiac muscle is spontaneously active and involuntary. skeletal muscle is not stimulated by the nervous system; cardiac muscle is stimulated by the nervous system. skeletal muscle and cardiac muscle are both under voluntary control?

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