1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
prohojiy [21]
2 years ago
12

What is considered a sufficient serum level of 25-hydroxyvitamin D?

Medicine
1 answer:
Otrada [13]2 years ago
5 0
Many experts recommend a level between 20 and 40 ng/mL. Others recommend a level between 30 and 50 ng/mL.
You might be interested in
Nutrient rich blood from the digestive organs must be drained by
Tasya [4]

Answer:

The correct answer is option C. hepatic portal system.

Explanation:

The hepatic portal system involves hepatic portal veins and its accessory tributaries. The hepatic portal system collects blood from digestive organs and spleens that consist of nutrients absorbed from these organs and circulate to the liver.

This system is unique to circulate both oxygenated and deoxygenated blood. This system involves most of the digestive organs from the esophagus to the end of the canal.

Thus, the correct answer is option c. the hepatic portal circulation.  

6 0
3 years ago
The proper name for high blood pressure is:
Shtirlitz [24]

The correct answer is D. Hypertension.

Explanation

Arterial hypertension is a disease of the circulatory system of the human body in which the pressure of blood flow through the veins and arteries increases above normal levels increasing the risk of cardiovascular accidents, coronary heart disease, heart failure, cerebrovascular accidents, and renal insufficiency.

A third of the world's population suffers from this condition and it is the first cause of visiting the doctor. Also, this disease is related to certain habits including, eating habits, sports activities, and the consumption of substances such as cigarettes and alcohol. So, the correct answer is D. Hypertension

3 0
2 years ago
If the hand cart that the delivery person is using to transfer food from the truck to the restaurant is supplied with food debri
erastovalidia [21]
Clean and sanitize the cart, and try to keep it away from any food.
8 0
3 years ago
Keratinnized stratified squamous epithelium is
kherson [118]

Answer:

of the epidermis

Explanation:

It forms the outermost layer of the skin

protects the body against various external influences, such as mechanical stress, radiation, microbial and penetration.

3 0
2 years ago
Antigens?
Elden [556K]

Answer: Trigger the production of anti-bodies

Explanation:

An antigen is a substance that can provoke an immune reaction, these can produce antibodies through the immune system which identifies and neutralizes viruses, bacteria and other pathogens.

An antigen can be an external or harmful molecule for the organism, when it enters the body it binds to a specific antibody which have great variability to promote immunological reactions.

7 0
3 years ago
Other questions:
  • List the four central nervous system malformations that cause<br> polyhydramnios.
    11·1 answer
  • Records the waves of electrical activity
    8·1 answer
  • What is the name luteinizing hormone (LH) derived? State in your
    15·1 answer
  • What does democratized knowledge mean?
    12·1 answer
  • Bkdjbkd jf efkwnmfwe jfe krh rkjq kfebrjkawndwajd
    7·1 answer
  • If part of an appendage is closer to its point of attachment, you would say that it is
    5·2 answers
  • How does a healthy person's body respond to sugar entering the blood?
    10·1 answer
  • What do vrt stand for as it applies to the medical transcription
    14·1 answer
  • How long after chlamydia treatment should you retest.
    12·1 answer
  • a nurse is assessing a client who is at 36 weeks of gestation. which of the following findings should the nurse identify as a po
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!