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
GrogVix [38]
3 years ago
9

Which layer of the heart contains a lubricating fluid that reduces friction as the heart beats?

Health
1 answer:
photoshop1234 [79]3 years ago
7 0
I think the answer would be, The Pericardium. 
You might be interested in
Survey.... have you ever peed in a public pool? backyard pool? why or why not​
notsponge [240]

Answer: no because peeing in a pool is something a 4 year old would do. (im 13) second of all, peeing in a pool is going to make other people not wanna go in the pool. last thing is that pool workers will have to clean it out and they should not have to be doing that.

Explanation:

7 0
3 years ago
Read 2 more answers
What purpose is served by the enzymes found in the head region? (SPERM CELL)
Len [333]

Answer:

The head of the sperm contains the nucleus. The nucleus holds the DNA of the cell. The head also contains enzymes that help the sperm break through the cell membrane of an egg. The midpiece of the sperm is packed with mitochondria.

Explanation:

7 0
3 years ago
Sarah is in her forties. her menstrual cycle is irregular and she is experiencing "hot flashes" that are keeping her awake at ni
BartSMP [9]
The changes that Sarah is experiencing is climacteric because the changes that she is experiencing are all physical and this happens when she is to undergo menopause. That is why it is called climacteric, an event that is happening or simply the symptoms that she is having because of her undergoing to menopause.
3 0
3 years ago
Stimuli that are perceived subliminally are what?
N76 [4]

<span>Stimuli that are perceived subliminally is called Subliminal Stimuli; literally considered as “below threshold” that is contrary to supraliminal stimuli or above threshold. These are any sensory stimuli below an individual’s threshold for concious perception and this subliminal stimuli activate specific regions of the brain despite participants being unaware through visual stimuli may be quickly appear suddenly before an individual can process them or it will appear suddenly and then masked thereby interrupting the processing and the audio stimuli may be played below audible columes or masked by other stimuli. </span>

7 0
4 years ago
PLEASE HURRY!!!!
erica [24]

Answer:

i found this on the web hope it helps

Explanation:

Get at least 150 minutes per week of moderate-intensity aerobic activity or 75 minutes per week of vigorous aerobic activity, or a combination of both, preferably spread throughout the week. Add moderate- to high-intensity muscle-strengthening activity (such as resistance or weights) on at least 2 days per week. Spend less time sitting.

7 0
2 years ago
Other questions:
  • Which title is given a person who has minimum of an associates degree from an accredited university and assists registered dieti
    7·1 answer
  • What is the diagnosis?
    6·1 answer
  • When medical professionals talk about the abdomen, they divide it into four sections, or abdominopelvic quadrants. These four im
    7·2 answers
  • Why does the Christian need to have his or her mind renewed? <br><br> pleases help
    13·1 answer
  • What STD/STI's will cause your white blood cell count to be low?<br> Apex
    13·2 answers
  • Which statement about social support is true? A. It is not important to health. B. It requires a lot of alone time. C. It can on
    9·1 answer
  • 1. Use your health notebook if needed.
    15·2 answers
  • These mechanoreceptors would be activated if your little brother poked you in the arm while you were trying to nap.
    15·1 answer
  • The accepted way to eat caviar is to A. mix it with an equal part of mayonnaise and spread it on bread. B. spread it evenly over
    5·1 answer
  • What should I do If my husband fractured three of his toes but he cant go to the doctor due to marijuana in his system? Please h
    8·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!