The in the brainstem speeds up or slows down the heart rate. cardiac control center SA control center AV node atrial control center QUESTION 2 The area that dividos tho beart inte two cidos ic callod tho:

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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QUESTION 1
The
in the brainstem speeds up or slows down the heart rate.
cardiac control center
SA control center
AV node
atrial control center
QUESTION 2
The area that divides the heart into two sides is called the:
SA node
septum
pericardium
chordae tendinae
Transcribed Image Text:QUESTION 1 The in the brainstem speeds up or slows down the heart rate. cardiac control center SA control center AV node atrial control center QUESTION 2 The area that divides the heart into two sides is called the: SA node septum pericardium chordae tendinae
QUESTION 3
What is the function of valves in the veins?
remove debris from the blood
prevent the backward flow of blood
increase the rate of blood flow
regulation of blood pressure
oxygenate the blood
QUESTION 4
Which factor promotes the flow of lymph?
Activity of smooth muscles
Blood flow
Heart pumping
O Activity of skeletal muscles
Gravity
Transcribed Image Text:QUESTION 3 What is the function of valves in the veins? remove debris from the blood prevent the backward flow of blood increase the rate of blood flow regulation of blood pressure oxygenate the blood QUESTION 4 Which factor promotes the flow of lymph? Activity of smooth muscles Blood flow Heart pumping O Activity of skeletal muscles Gravity
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