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SVEN [57.7K]
3 years ago
8

Does the frontal lobe release norepinephrine that speeds up heart rate and breathing rate

Biology
1 answer:
Nuetrik [128]3 years ago
8 0
The adrenal medulla of the brain stem is triggered by stress hormones that in turn, release norepinephrine which stimulates the sympathetic nervous system to speed up breathing and heart rate.

The frontal lobe primarily controls motor, executive and inhibition functions.
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The blood of a normal healthy adult rat contains 5 million red blood cells (RBCs) per microliter of blood. Each deciliter of blo
Mama L [17]

Answer:

There are 4.28×10^10 RBCs in the blood sample.

Explanation:

Concentration of blood = 5×10^6 RBC/10^-6 L = 5×10^12 RBC/L of blood

Volume of blood sample = 8.56 mL = 8.56/1000 = 0.00856 L

Number of RBCs = concentration of blood × volume of blood sample = 5×10^12 RBC/L × 0.00856 L = 4.28×10^10 RBCs

3 0
3 years ago
In trying to differentiate between chronic bronchitis and emphysema, you know that chronic bronchitis:
JulsSmile [24]

Answer:

The correct answer is option 3.

Explanation:

Chronic bronchitis normally occurs with respiratory infection after the age of 35 where is emphysema occurs after the age of 50. There is usually a persistent,

productive cough of copious mucopurulent sputum where is in emphysema there is no cough or scant if any high breathing sound.

Thus, the correct answer is option 3.

7 0
3 years ago
What type of monomers are combined to form carbohydrates?.
Illusion [34]
Saccharides are the monomers which are combined to form carbohydrates.

Depending on the type of carbohydrate, the monomer components can be monosaccharides, disaccharide, polysaccharide, etc.

E.g: Sucrose is a carbohydrate (specifically a dissacharide) that is made of glucose and fructose monosaccharides.

Another example is cellulose, which is a carbohydrate (specifically a polysaccharide) that is made of beta glucose monosaccharide components combined together.
3 0
2 years ago
What does a plant use for all its processes?
Paul [167]

Answer:

They use the process of photosynthesis to transform water, sunlight, and carbon dioxide into oxygen, and simple sugars

Explanation:

4 0
3 years ago
Catfish are freshwater fish that have "whiskers" with taste buds, as well as a keen sense of smell for locating prey in murky wa
g100num [7]

Answer:

C. Stream

Explanation:

I did it on Edgnuity, and also streams are murky.

3 0
3 years ago
Read 2 more answers
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