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Olegator [25]
3 years ago
13

Which of the following statements about deuterostomes is false?

Biology
1 answer:
antiseptic1488 [7]3 years ago
8 0

All deuterostomes are triploblastic and have three tissue layers.

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When the vasomotor center of our brain wishes to increase blood pressure, it increases ____________ signals causing ______.
dlinn [17]

When the vasomotor center of our brain wishes to increase blood pressure, it increases<u> the heart rate signals </u>causing<u> The greater contraction of the heart causes more blood vessels to constrict, increasing the blood vessels' resistance.</u>

By speeding the heartbeat, making the heart beat harder, and constricting some blood vessels, the sympathetic nervous system increases blood pressure. This will enhance the vessels' resistance.

What controls blood pressure by the vasomotor center?

The vasomotor center modifies the tone of the vascular smooth muscle. Both the local and systemic blood pressure are impacted by this. The vasomotor center produces increased sympathetic tone when blood pressure lowers. This causes an increase in blood pressure.

How is blood pressure regulated?

The autonomic nervous system has short-term control over blood pressure (ANS). Baroreceptors are capable of detecting changes in blood pressure. These are situated in the carotid sinus and aortic arch. High arterial pressure causes the blood vessel wall to stretch, activating the baroreceptors.

What systems regulate peripheral resistance in the vasomotor center?

The vasomotor center in the tunica media regulates smooth muscle contraction or vessel tone. Circulating output is impacted by changes in peripheral resistance, pressure, and flow. The majority of these neurons are in charge of causing sympathetic neurons to release the neurotransmitter norepinephrine.

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8 0
1 year ago
Autonomic dysreflexia is related to spinal cord injury and involves activation of the sympathetic nervous system.
rewona [7]

Autonomic dysreflexia is a syndrome in which there is a sudden onset of excessively high blood pressure. It is more common in people with spinal cord injuries that involve the thoracic nerves of the spine or above (T6 or above).Answer:

Explanation:

7 0
3 years ago
Use the drop-down menus to identify which of these stars is the smallest, which is the largest, and which is in the middle. Supe
Alenkasestr [34]

Answer:

supergiant: largest

neutron star: smallest

white dwarf: middle

Explanation:

7 0
3 years ago
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What has a neutral charge ?
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Neutron has no charge, therefore it is neutral
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What can electron microscopes reveal
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Electron microscope is a device which is used to see microscopic objects using electon. In this tyoe of microscope electron is thrown on an object whose image is formed on the screen. It resolution power is 10,000X. If the internal structure of an object is to be observed then SEM is used, however for three dimensional structure, TEM is used.
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3 years ago
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