41- Gamma motor neurons: a- Causes contraction of the equatorial region of an intrafusal fiber b- Are never activated simultaneously as alpha motor neurons. c- Can regulate the sensitivity of the muscle spindle. d- Innervate and regulate the sensitivity of the Golgi tendon.

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A: (A) Cardiac muscle exhibits intercalated discs whereas the smooth muscles are in the form of spindle…

Q: 34. in an experimental study of skeletal muscle function, an isolated muscle strip is electrically…

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Q: Motor neurons release what type of neurotransmitter onto the motor end plate of skeletal muscles?…

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Q: 1. muscle contraction Skeletal muscle contraction is initiated by _______________________ motor…

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Q: To demonstrate muscle fatigue, a student held an 8 lb dumbbell in her hand and abducted her arm…

A: Ans - the correct answer for the above question is- A) Different motor units were contracting while…

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A: The motor movements required coordination of central nervous system that controls the muscle…

Q: List the 3 major classes of motor proteins:

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Q: Tendon- organ Quadriceps (extensors) + Excitatory synapse - Inhibitory synapse Hamstrings (flexors)…

A: LabellingAfferent sensory fiberInterneurons ( excitatory & inhibitory)Efferent motor fiber

Q: 7. Identify each of the following when given images of skeletal muscle fibers such as the ones…

A: The nerve impulses from the axon terminal of motor neuron goes to the skeleton muscles. The junction…

Q: Which of the following sentences is NOT correct? A. Cancellous bone (trabecular) is spongy bone B.…

A: Among the given statements, the final statement seems incomplete. So I am providing solution…

Q: Are motor neurons muscle cells? Or are they completely separate things since muscle cells can…

A: The brain, spinal cord, and a sophisticated nerve network are all parts of the nervous system. The…

Q: The type of muscle that contains neural varicosities delivering neurotransmitters to a large group…

A: The type of muscle that contains neural varicosities delivering neurotransmitters to a large group…

Q: The drug Botox prevents wrinkles by preventing muscles from contracting. Specifically, it prevents…

A: Botulinum toxin is a neurotoxic protein produced by the bacterium Clostridium botulinum.

Q: Describe in details the biochemical and mechanochemical series of events that enables motor neurons…

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Q: What do you mean by innervation of skeletal muscles?

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Q: 42- One of the following sentences is incorrect: a- Stretching Golgi tendon leads to a relaxation to…

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Q: What do we mean by the somatic motor system? O a. Cardiac muscle O b. The smooth muscles and glands…

A: Introduction :  The group of central and peripheral nervous system elements that support motor…

Q: 38- Which of the following is not a characteristic of the muscle spindles: a- Encapsulated…

A: Muscle spindles: it is belongs to proprioceptors.

Q: The greater the number of _________  involved in a motor unit, the ________ the degree of fine…

A: Muscle fibres control the physical forces within the body. They help facilitate the movement of…