You have new items in your feed. Click to view.
Question and answer
Where are the cells that make up the sinoatrial node, or pacemaker, located? a. right atrium c. right ventricle b. left atrium d. left ventricle
The SA Node is located in the right atrium of the heart
Expert answered|xgabriellex|Points 476|
Question
Asked 4/26/2013 1:17:10 PM
0 Answers/Comments
Get an answer
New answers
Rating

There are no new answers.

Comments

There are no comments.

Add an answer or comment
Log in or sign up first.
Questions asked by the same visitor
Which of the following pathways is the largest of the circulatory system? a. systemic circulation c. lymphatic circulation b. pulmonary circulation d. coronary circulation
Weegy: a. systemic circulation is the largest of the circulatory system. (More)
Question
Expert Answered
Asked 4/22/2013 12:32:54 PM
0 Answers/Comments
Which is the correct direction of blood flow? a. right atrium - right ventricle - pulmonary artery b. right atrium - left atrium - pulmonary artery c. left ventricle - pulmonary artery - aorta d. left ventricle - left atrium - aorta
Weegy: The correct direction of blood flow is a. right atrium - right ventricle - pulmonary artery. (More)
Question
Expert Answered
Asked 4/22/2013 12:37:19 PM
0 Answers/Comments
The immune response is triggered by antibodies. True or false?
Weegy: False; an antigen triggers the immune response. Antibodies are released when the immune response is triggered. User: Any opening in the skin is a potential entrance for pathogens. True or false? Weegy: True; pathogens can enter through openings in the skin including injuries like cuts, rashes,or burns, or through natural openings such as the nose, ears and eyes. User: In active immunity, the body produces its own antibodies against a particular antigen. True or false? Weegy: True; during active immunity the body produces its own antibodies in response to specific antigens. User: One advantage of a fever is that it can slow down the a. activities of white blood cells. c. growth of pathogens. b. rate of chemical reactions. d. body’s recovery from infection. Weegy: One advantage of a fever is that it can slow down the (c.) growth rate of pathogens. User: The inflammatory response can cause a. permanent immunity. c. antibodies to bind to antigens. b. pain and swelling. d. killer T cells to attack infected cells. Weegy: The inflammatory response can cause (b.) pain and swelling. User: If the skin is cut or broken, an infection can result from microorganisms a. in the air. c. in the blood. b. on the skin. d. in the mucus. Weegy: If the skin is cut or broken, an infection can result from microorganisms (b.) on the skin. User: The body uses specific methods to address pathogens that are causing illness. If a person has memory B cells against a certain pathogen, what will happen if that pathogen infects the person's body again? a. They are likely to develop that disease. b. They are much less likely to develop the disease a second time. c. They are able to spread the disease to others through physical contact. d. They are probably still sick with the disease. Weegy: The body uses specific methods to address pathogens that are causing illness. [ If a person has memory B cells against a certain pathogen, when the pathogen infects the person's ... (More)
Question
Expert Answered
Asked 4/22/2013 1:07:22 PM
0 Answers/Comments
Compare cellular respiration with respiration.
Weegy: •cellular respiration's waste gas is carbon dioxide while in photosynthesis the waste gas is oxygen •cellular respiration occurs in animal and plant cells while photosynthesis occurs in plant cells only •cellular respiration is independent of [ light, while photosynthesis is dependent •a catabolic (destructive) process, resulting in the breakdown of carbohydrates takes place in respiration, while an anabolic (constructive) process takes place, resulting in the formation of a carbohydrate(glucose) •cellular respiration takes place all the time, while photosynthesis takes place in day time only. •In cellular respiration, the whole cell respires and takes part in the process, while in photosynthesis only the chlorophyll in the cell photosynthesizes. •Photosynthesis needs carbon dioxide for it to happen, while cellular respiration needs oxygen ............. ] (More)
Question
Expert Answered
Asked 4/26/2013 12:25:53 PM
0 Answers/Comments
27,010,172 questions answered
Popular Conversations
4/9 = ? / 63
Weegy: 7 is the answer. 63 ? ( 9 ) = 7 User: Find a common denominator between the two fractions. 1/2 and 5/6 ...
2/20/2017 8:56:40 AM| 4 Answers
Reduce the following fraction to lowest terms: 3/8 User: Find the ...
Weegy: The greatest common factor of the numbers 28 and 42 is 4. User: Reduce the following fractions to lowest ...
2/20/2017 8:43:07 AM| 3 Answers
Simplify 5 + 2{x - 4[3x + 7(2 - x)]}. User: Find the ...
Weegy: 48a^3 bc^2 / (3abc) = 16a^2c User: Given: X = r + 2, Y = 2r - 9, and Z = r 2 + 17r + 30. Simplify [X · Y - ...
2/20/2017 2:07:55 PM| 3 Answers
What happens when factors of production (resources) fall?
Weegy: if the factors of production: land, capital and labor fail, then it is likely that production will halt because ...
2/20/2017 4:09:26 PM| 3 Answers
Saying positive things to yourself in order to develop a more ...
Weegy: Positive attitude is the power that drives you to success. Developing and manifesting a positive attitude makes ...
2/20/2017 8:54:48 AM| 2 Answers
2 7/8 ÷ 1/4 = User: 4/3 ÷ 1/2 =
2/20/2017 9:09:55 AM| 2 Answers
__________ is the chance a business owner will lose the time and ...
Weegy: RISK is the chance a business owner will lose the time and money invested in a business that proves to be ...
2/20/2017 10:48:17 AM| 2 Answers
People who make judgments in lower federal courts are called
Weegy: Federal : of, relating to, or being a form of government in which a union of states recognizes the sovereignty ...
2/20/2017 11:49:25 AM| 2 Answers
Find the GCF of 56 and 46.
Weegy: The GCF of 56 and 46 is: 2. User: Find the GCF of -10c 2 d and 15cd 2. Weegy: GCF of -10c^2d and 15cd^2 is ...
2/20/2017 2:30:31 PM| 2 Answers
What is an incident action plan
Weegy: Incident means: A usually minor event or condition that is subordinate to another; A definite and separate ...
2/20/2017 9:40:31 PM| 2 Answers
What was the Bay of Pigs? A. an American military base in Puerto ...
Weegy: The Bay of Pigs is a failed attempt by the U.S. to invade Cuba and overthrow the communist Castro regime. ...
2/21/2017 7:28:35 AM| 2 Answers
Weegy Stuff
S
P
P
L
Points 381 [Total 1150] Ratings 2 Comments 361 Invitations 0 Offline
S
P
P
L
P
P
Points 322 [Total 2296] Ratings 1 Comments 312 Invitations 0 Offline
S
P
P
L
P
Points 226 [Total 1440] Ratings 0 Comments 226 Invitations 0 Offline
S
Points 30 [Total 30] Ratings 3 Comments 0 Invitations 0 Offline
S
Points 12 [Total 112] Ratings 1 Comments 2 Invitations 0 Offline
S
Points 12 [Total 22] Ratings 1 Comments 2 Invitations 0 Offline
S
Points 10 [Total 10] Ratings 1 Comments 0 Invitations 0 Offline
S
Points 10 [Total 10] Ratings 1 Comments 0 Invitations 0 Offline
S
Points 5 [Total 5] Ratings 0 Comments 5 Invitations 0 Offline
S
Points 3 [Total 3] Ratings 0 Comments 3 Invitations 0 Offline
* Excludes moderators and previous
winners (Include)
Home | Contact | Blog | About | Terms | Privacy | © Purple Inc.