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PilotLPTM [1.2K]
3 years ago
6

What is the function of the sinoatrial node?

Biology
1 answer:
Aleks04 [339]3 years ago
5 0
Since the other answer got deleted, i'll just answer it for you.

a sinoatrial node is the main pacemaker that begins each heartbeat located in the junctions of superior vena cava and the right atrium. It signals from the node that spread through the atria and determines the heart rates.
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What is a monomer and what is a polymer
ale4655 [162]
Monomer is a single organic molecule that can be bound in a chain.
polymer is a chain or a series monomer
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3 years ago
In which of the following situations would sex selection not be ethically recommended?
likoan [24]
C, because it doesn't matter if they all have the same genders but the functions of the body with the other options could affect the babies body. 
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3 years ago
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In what ways would understanding the body position,directions, and planes assist you with tasks related to the integumentary, sk
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In the medical profession, understanding the body position, direction and planes creates a common ground for the professionals to communicate in their work. For instance, if a nurse write down a medical note concerning a patient, the doctor will know exactly the part of the body that the nurse is referring to in her notes. It also makes it easy for doctors and nurses to diagnose the parts of the body where their patients are having problems. Thus, knowledge of human anatomy provides uniformity and precision in structures identification.
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The excessive concentrations of circulating parathyroid hormone appeared to be caused by a tumor of the parathyroid gland or ___
Reika [66]

Answer:

parathyroidoma

Explanation:

The condition where the parathyroid hormone is produces excessively is termed as Hyperparathyroidism. This condition arises when the balance between the calcium and phosphorus gets disturbed. The calcium and phosphorus balance is affected in following two cases –  

a) When the parathyroid gland is not working properly due to its own problem usually termed as hyperparathyroidism or more specifically primary hyperparathyroidism

b) When the parathyroid gland is not working properly due to any other disease in the body affecting the functioning of parathyroid. It is termed as secondary hyperparathyroidism  

4 0
3 years ago
Complementary DNA? please help​
topjm [15]

Answer: From top to bottom- T, C, G, A, T, A, T

Explanation:

These are the nitrogenous bases that make up a part of nucleotides in DNA.

There are 4 bases in DNA:

- Adenine

- Guanine

- Thymine

- Cytosine

The bases pair together from A to T and G to C, the way I remember is just reading it as AT GC and it works for me, but you make want to make an acronym if it helps you remember better.

As a result, all you have to do is type in the corresponding base to form the correct base pairs.

3 0
2 years ago
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