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1 year ago

A single motor neuron together with all the skeletal muscle fibers it innervates is called a _____.

Biology

1 answer:

mylen [45]1 year ago

6 0

A single motor neuron together with all the skeletal muscle fibers it innervates is called a motor unit.

Motor neurons are more than just relays for the motor commands sent down the hierarchy from higher levels. They themselves are parts of intricate circuits that carry out extensive information processing.
Due to their highly branching, intricate dendritic trees, motor neurons are able to integrate inputs from several other neurons and generate accurate outputs.
A single motor neuron, and nothing else, innervates each and every muscle fiber (make sure you understand the difference between a muscle and a muscle fiber). However, several muscle fibers can be innervated by a single motor neuron.
A motor unit is the aggregate of a single motor neuron and all of the muscle fibers that it innervates. The innervation ratio refers to how many fibers a motor unit innervates.

Learn more about the motor unit with the help of the given link:

brainly.com/question/13554533

#SPJ4

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What is the source of the pressure that has caused coyotes to adjust to a more nocturnal behavior

butalik [34]

<h2>Nocturnal Behavior</h2>

Explanation:

The wellspring of the weight that has caused coyotes, which were once basically diurnal, to change in accordance with a progressively nighttime conduct is the nearness of increasingly forceful diurnal predators, all the more ordinarily, lions. Lions just chase in the day which constrains the movement of the coyotes.
When living in nearness to people, coyotes will in general be nighttime yet may likewise be dynamic in the early morning and at dusk.
In zones with next to zero human movement, coyotes will chase during the day, and when a litter of puppies should be taken care of, they may need to chase nonstop.
Coyotes normal 25 pounds, yet can arrive at 50 pounds, and measure 40 to 50 creeps from nose to tail tip.
They can be dynamic day or night, yet are regularly generally dynamic at day break and nightfall.
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4 years ago

Which crisis can be improved by selective breeding?

mamaluj [8]

The anwser is famine_______

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2 years ago

Salivating at the sight of food is an example of ____________ response that is evolutionarily adaptive. However, evolution can a

frutty [35]

Answer:

Salivating at the sight of food is an example of unconditioned response.

Evolution can also influence the acquisition of conditioned/learned response.

Animals learn to avoid eating things that are harmful or cause illness.

Monkeys can more easily be conditioned to fear snakes than to fear koalas.

Explanation:

Unconditioned stimuli: Biologically significant stimuli that provoke an unlearned or reflex reaction. For example, food is an unconditioned stimulus.

Conditioned stimuli: neutral, inoquos or biologically not significant stimuli.

Unconditioned Responses: Unlearned response that is triggered by reflex because of an unconditioned stimulus. An example is salivating.

Conditioned Responses: These are provoked by conditioned stimuli. This refers to a learned response that reflects the association between conditioned and unconditioned stimuli.

Initially, an unconditioned stimulus does not provoke any response, but after enough exposition to conditioned and unconditioned stimuli together, the simple presence of unconditioned stimuli induces conditioned responses. In this aspect, the subject has learned to predict or to anticipate the unconditioned stimulus.

Animals also learn to avoid tastes that might cause them illness or might be harmful to them, and so they also learn to ignore visual or auditory sings that help them predict illness.

The detection of a harmful stimulus is an evolved predisposition rather than learned. Monkeys can show a detection advantage for a harmful animal such as the snake among non-harmful animals such as koalas. Indeed, snakes are an evolutionary threat stimuli in primates because most of them are poisonous.

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3 years ago

The diversity of species in a community refers to the _____. interactions of different species ability to resist change number o

Alla [95]

Answer:

number of different species

Explanation:

The diversity of a species is the number of different species in a given community (dataset). Meanings of species diversity may include species richness, taxonomic or phylogenetic diversity, and/or species evenness.

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3 years ago

ou need to measure three things: 1. a quantity of water 2. the length of a leaf 3. the mass of a small stone Which unit of metri

Naddik [55]

Hey mate!
You stuck?

For a quantity of water, milliliters (mL) are used
For the length of a leaf centimeters or millimeters (cm; mm) are used
For the mass of a small stone, gram (g) are used.

Hope this helps! :)

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4 years ago

Read 2 more answers