Trace a drop of blood from the left atrium to the left hallux and back to the right atrium

1 answer:

3 0

The Blood moves in the heart through two large veins, the inferior and superior vena cava, and exhausting oxygen-poor blood from the body into the right atrium. The pulmonary vein discharges oxygen-rich blood, from the lungs into the left atrium.

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What tissue has lacunae, calcium salts, and blood vessels? Select one: a. fibrocartilaginous tissue b. areolar tissue c. bone (o

kipiarov [429]

Answer:

c. bone (osseous tissue)

Explanation:

The extracellular matrix of the bone tissue consists of an organic component and an inorganic component.

The organic component includes Collagen , proteoglycans and glycoprotiens, While the inorganic component contains calcium and phopsphorus. The cells are present in the lacunae situated betwen the lamellae and contain a number of oblong spaces.

It also contains blood vessels as a typical long bons is supplied by a nutrient artery , periosteal vessels and epiphyseal arteries.

Hence C is the right answer.

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Bruce Wallace (1963) established a laboratory population in which the recessive allele lt was at a frequency of 0.5. He propagat

Alenkinab [10]

Answer:

a. True

Explanation:

Bruce Wallace was a professor emeritus of genetics who performed many population studies. He worked in 1958 at the University of Cornell as a professor of genetics. In 1963, he performed a population study wherein the recessive allele It was at a frequency of 0.5. The population was propagated for 10 generations and the frequency of It for each generation was determined.

The result of this study showed that lt/lt died without reproducing, whereas, individuals with genotype +/+ were normal.

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Which component of a virus is injected into an infected cell?

igor_vitrenko [27]

Nucleic Acid would be it

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The table shows the crossing-over frequencies for three genes in the fruit fly Drosophila. The greater the frequency, the more l

Scrat [10]

Answer: a. B,A,C

b. C,A,B

Explanation: trust me

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2 years ago

Which type of drug-induced hormonal imbalance is likely to be observed in the client undergoing treatment with demeclocycline?

julsineya [31]

Answer:

Option:(D)- Cushing's syndrome.

"The disorder is formed inside the body due to having a higher level of cortisol hormones in the blood."

Explanation:

Drug Induced hormonal imbalance:

Exogenous Cushing's syndrome is mainly caused by the intake of a man made synthetic drug named as glucocorticoid medicines. As the drug causes the imbalance in the level of hormone cortisol inside the blood plasma, which lead us to having severe case of having more cortisol produced by the adrenal glands.

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3 years ago