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denis23 [38]
4 years ago
13

When Mr. Valdez thought his 1-year-old daughter had fallen down the stairs, his heartbeat accelerated, his blood pressure rose,

and he began to perspire heavily. Mr. Valdez's state of arousal was activated by his ________ nervous system
Biology
1 answer:
prohojiy [21]4 years ago
3 0

Answer:

Sympathetic Nervous System.

Explanation:

Sympathetic nervous system is one of the parts of Autonomic nervous system and the other part is Parasympathetic nervous system.

As a whole the autonomic nervous system controls the unconscious responses of our body.

The main function of the Sympathetic nervous system is to stimulate the 3F response of the body. Here 3F refers to Fight, Flight and Freeze. Adrenal gland is stimulated by this system which secretes adrenaline. Due to the effect of adrenaline heart neat increases, blood pressure increases, pupils dilate, sweat glands are activated, peristalsis in the gut is inhibited, and kidney secretion increases.

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HELP ASAP!! DUE TOMORROW!! WILL MARK AS BRAINLIEST IF ANSWERED NOW!!
Savatey [412]
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(Psst, I hope I facilitated you with the explanation. I am moderately atrocious at explicating matters, dismal.)

Multiple choice---

The answer to number two, would be "D", as "transpiration" is the diametric occurrence to all the other processes. Rather bounteously returning carbon dioxide, it actually holds the carbon dioxide, happening in the stomata, opening itself up to "breathing in" the carbon dioxide, and release oxygen.

The result to number three, would be "D", as "change of seasons" would not be possible for such things like forests. The alteration would not occur in an antecedently damaged area, for change has been interrupted and requires time to fixate.

The solution to number four, would be "B", as plant-life occurrences is an augury of a primary succession and that an environment has begun commencement or is now fixated.
6 0
3 years ago
Which of these nanocomposite materials classifications is used in the niche application of increasing the freshness and shelf li
juin [17]

Answer: Gas-barrier coatings

The gas-barrier coatings is a nanocomposite material that offer improved functionality over traditional composites and polymers for they have effective barrier properties, antimicrobial activities and they have the sustainability that help increase the freshness and shelf lived of food and beverages.

7 0
4 years ago
According to cell theory, which of the following are made of cells? Check all that apply.
gtnhenbr [62]

Answer:

flowers

blood

bacteria

skin

5 0
3 years ago
Read 2 more answers
Select the correct answer. If the aorta of the heart is damaged, which function of the heart will be affected first? A. Supplyin
rosijanka [135]
The answer is D. Supplying oxygenated blood to the arteries that travel to all major body parts.
5 0
4 years ago
Read 2 more answers
The site of intercellular communication between a neuron and another cell is the synapse. -interneurons are the most numerous ty
Paha777 [63]

The question is stated incorrectly. The correct question is as follows;

The site of intercellular communication between a neuron and another cell is the.

Answer:

Synapse.

Explanation:

Neurons have dendrites, cell body and axons. Millions of neurons are present in the nervous system. Different types of neuron are sensory neuron, motor neuron and interneuron.

Synapse may be defined as the gap between the two consecutive neurons. The junction between the two neurons that helps in the intercellular communication. The neurotransmitters are diffused directly and transmit information through these synapse.

Thus, the correct answer is synapse.

8 0
3 years ago
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