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Brut [27]
4 years ago
7

List the names of 10 body systems and the principle role of each in serving the rest of the body.

Biology
1 answer:
Akimi4 [234]4 years ago
6 0
1. Circulatory system; transports oxygen, waste, nutrients, hormones, heat, and other substances around the body.
2. Respiratory system; responsible for gaseous exchange, that is it brings oxygen into the body and gets rid of carbon dioxide.
3. Endocrine system; controls the body functions using chemicals messengers known as hormones.
4. Skeletal system; provides shape and structure to the body and allows for movement, protects vital organs and produces blood cells.
5. Nervous system; receives incoming information and sends messages to the body about how to respond.
6. Immune system; fights disease or infections causing pathogens such as viruses, fungi, and bacteria.
7. Digestive system; Breaks down food into smaller molecules and absorbs these nutrients into the body. 
8. Reproductive system; produces sex cells, produces sex hormones and nurtures the unborn baby.
9. Muscular system; allows for movement of the body and keeps the head in position and also provides heat.
10. Urinary system; Cleanses the blood, gets rid of body wastes and maintains salts and water balance.
You might be interested in
Please help me wuth this:
ipn [44]

1. Answer;

It facilitates the movement of the fetus towards the pelvic girdle thus the child is born headfirst.

Explanation:

  • During labor the pelvic floor facilitates movement of the fetus towards the pelvic girdle by resisting the descent of the presenting part. This makes the fetus to rotate forwards and therefore results in majority of the fetus being born headfirst.  

2. Answer;

Purple pushing lead to development of pelvic floor problems.

Explanation

;

  • Purple pushing involves the midwife instructing a woman to hold her breath for ten seconds while forcefully pushing down during a contraction.
  • in the second stage instead of waiting for the mother to feel the instant urge of pushing which lead to development of pelvic floor problems.

3. Answer;

Exercise can help to strengthen the abdominal muscles and reduce the appearance of diastasis recti.

Explanation;

  • By contracting transversal abs muscles they strengthen and pull the muscles inwards.
  • The diastasis recti reduce with time due since the rectus muscles come close to each other enabling a human being to live a normal life because flexion, bending and stability becomes easy.

4. <u>Answer</u>

  • Pelvic floor muscles
  • Stomach muscles
  • Abdominal muscles
  • Perineal muscles
  • Uterine muscles

<u>Explanation</u>

  • Abdominal muscles are stretched to their limit by term. They greatly decrease the ability to perform strong contraction.
  • Pelvic floor is vulnerable to muscular and neurological injury during labor and delivery.  
  • Perineal muscle tightening strengthens the pubococcygeus muscle and increases its tone.

5. Answer and explanation;

  • Sports that can lead to falling down e.g. skating
  • Sports that may involve altitude change
  • Exercises that involve lying flat on your back
  • Exercises that involve holding o breath
  • Motionless standing

6. Answer

Yes

Explanation

;

  • Exercise maintains physical fitness, health and wellness aiding growth to the unborn since the mother gains enough strength and energy and there is proper blood flow.
  • Many pregnant women tend to gain weight which may lead to health difficulties for example struggling to breath. The pregnant lady is able to cope with labor and she is able to get back in shape after the baby is born.

7. <u>Answer</u>;

One is supposed to get up slowly and gradually to avoid dizziness.  

<u>Explanation;</u>

  • Dizziness happens after a tiresome activity done continuously for a period of time thus one should get up slowly and gradually to avoid other injuries like falling endangering the life of the unborn child.

7 0
3 years ago
one duplicated chromosome has two sister chromatids. in prophase of mitosis you see 18 duplicated chromosomes in a cell. this ce
Mice21 [21]

In the prophase of mitosis if 18 duplicated chromosomes are in a cell then the number of chromosomes in interphase is <u>9</u>.

A cell's growth and division are accompanied by a sequence of processes known as a cell cycle. A cell spends the majority of its time in what is known as interphase, where it develops, duplicates its chromosomes, and gets ready to divide. The cell then exits interphase, goes through mitosis, and finishes dividing.

A sister chromatid is one that has two identical copies of a chromosome that are connected by a common centromere during chromosome DNA replication. In other words, a sister chromatid can also be thought of as "one-half" of a chromosome that has been duplicated. A dyad is a pair of sister chromatids.

Sister chromatids, which are firmly connected at the centromere region of each chromosome, are created as a result of DNA replication during the S phase (synthesis phase). Each chromosome is a duplicate at this point and is made up of two sister chromatids.

To know more about Sister chromatids visit the link:

brainly.com/question/1574880?referrer=searchResults

#SPJ4

5 0
1 year ago
Which of the following is not a unifying feature of protists
densk [106]
B because they are prokaryotes but cannot be classified as animals, plants, or fungi.
7 0
3 years ago
Members of the tropical tree genus Ceiba currently grow in the rainforests of the Amazon. A paleontologist discovers several fos
Naya [18.7K]

Complete question:

Members of the tropical tree genus Ceiba currently grow in the rainforests of the Amazon. A paleontologist discovers several fossils that she attributes to this genus in the Pampas region of Argentina. This region is not currently covered with tropical rainforests. She concludes based on these fossils that this region of Argentina was covered with tropical rainforests in the past. This form of reasoning is known as:

A.  

Deduction.

B.  

Induction.

C.  

Abduction.

D.  

A random guess.

Answer:

This form of reasoning is known as Deduction (Option A)

Explanation:

Induction: Might be defined as a process of initiation in something, such as a religion, a new job, a new activity, a new curse, etc.    

Abduction: Refers to the illegal act of taking someone somewhere by obligation or by force, against the person´s will. Also refers to the body´s extremities movement.  

A random guess: Refers to a random conjecture about something, with no basis or fundaments.

Deduction: The fact of answering a question or reaching a conclusion based on evidence or fundaments. Usually after a process of investigation or study, and knowing the facts.

The exposed situation is an example of a deduction made by the researcher. She bases her conclusion on the fact that Pampa´s fossils might be of the same genus as Amazonia´s trees, which means that in Argentina the environmental and climatic conditions were comparable to those in current Amazonia. Also, as a paleontologist, she must know about the biogeographic processes that modeled the earth and living beings. Her conclusions are not random. She has bases and fundaments to conclude that Argentina was once covered with tropical rainforests in the past.

8 0
3 years ago
How old is the earth​
Gnoma [55]

Answer:

4.543 billion years

Explanation:

4 0
4 years ago
Read 2 more answers
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