Sistema Circulatório - 5º Ano

1. O sistema circulatório possui um conjunto de ógãos responsáveis pelo transporte de substâncias por todo nosso corpo.

True

False

The statement is true because the circulatory system indeed consists of organs that are responsible for transporting substances throughout our body. These organs include the heart, blood vessels, and blood. The heart pumps oxygenated blood to the body's tissues and organs, while the blood vessels carry the blood to different parts of the body. This transportation of substances, such as oxygen, nutrients, hormones, and waste products, is vital for the proper functioning of our body.

Explanation

The statement is true because the circulatory system indeed consists of organs that are responsible for transporting substances throughout our body. These organs include the heart, blood vessels, and blood. The heart pumps oxygenated blood to the body's tissues and organs, while the blood vessels carry the blood to different parts of the body. This transportation of substances, such as oxygen, nutrients, hormones, and waste products, is vital for the proper functioning of our body.

2. O sangue circula dentro de tubos especiais, chamados vasos sanguíneos.

True

False

The statement is true because blood circulates within special tubes called blood vessels. Blood vessels include arteries, veins, and capillaries, which transport blood throughout the body. This circulation allows for the delivery of oxygen, nutrients, and hormones to various tissues and organs, while also removing waste products.

Explanation

The statement is true because blood circulates within special tubes called blood vessels. Blood vessels include arteries, veins, and capillaries, which transport blood throughout the body. This circulation allows for the delivery of oxygen, nutrients, and hormones to various tissues and organs, while also removing waste products.

3. O ........................................ e os .......................................... são os principais órgãos do aparelho circulatório. Eles são responsáveis pela circulação do sangue no nosso organismo.

coração - vasos sanguíneos

artérias - veias

vasos capilares - veias

vasos capilares - artérias

The correct answer is "coração - vasos sanguíneos" because the heart and blood vessels are the main organs of the circulatory system. They are responsible for the circulation of blood throughout our body.

Explanation

The correct answer is "coração - vasos sanguíneos" because the heart and blood vessels are the main organs of the circulatory system. They are responsible for the circulation of blood throughout our body.

4. O coração se contrai e impulsiona o sangue que circula em nosso organismo.

True

False

The statement is true because the heart does indeed contract and pump blood throughout our body. The contraction of the heart muscles helps to push the blood into the arteries, which then carry oxygen and nutrients to all the cells in our body. This circulation of blood is essential for the proper functioning of our organs and tissues.

Explanation

The statement is true because the heart does indeed contract and pump blood throughout our body. The contraction of the heart muscles helps to push the blood into the arteries, which then carry oxygen and nutrients to all the cells in our body. This circulation of blood is essential for the proper functioning of our organs and tissues.

5. O transporte de substâncias é feito pelo:

oxigênio

alimentos

sangue

gás carbônico

O transporte de substâncias é feito pelo sangue. O sangue é responsável por transportar oxigênio, nutrientes, hormônios, células de defesa e eliminar produtos de excreção, como o gás carbônico. Portanto, o sangue desempenha um papel fundamental no transporte de substâncias pelo corpo humano.

Explanation

O transporte de substâncias é feito pelo sangue. O sangue é responsável por transportar oxigênio, nutrientes, hormônios, células de defesa e eliminar produtos de excreção, como o gás carbônico. Portanto, o sangue desempenha um papel fundamental no transporte de substâncias pelo corpo humano.

6. O sangue que sai do ....................... é rico em ....................... e é chamdo de sangue arterial.

coração - oxigênio

pulmões - gás carbônico

coração - gás carbônico

vasos sanguíneos - gás carbônico

The blood that leaves the heart is rich in oxygen and is called arterial blood.

Explanation

The blood that leaves the heart is rich in oxygen and is called arterial blood.

7. O sangue que entra no coração é carregado de gás carbônico é chamado de:

arterial

venoso

oxigenado

pulmonar

The correct answer is "venoso." In the given question, it is stated that the blood entering the heart is loaded with carbon dioxide. This indicates that the blood is deoxygenated and has already delivered oxygen to the tissues. Such deoxygenated blood is called venous blood.

Explanation

The correct answer is "venoso." In the given question, it is stated that the blood entering the heart is loaded with carbon dioxide. This indicates that the blood is deoxygenated and has already delivered oxygen to the tissues. Such deoxygenated blood is called venous blood.

8. Correlacione

artérias

veias

vasos capilares

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SiSTEMa Circulatório - 5º Ano