The initiation of the mammalian heart contraction:
A) takes place at the SA node.
B) requires neural input.
C) takes place at the AV node.
D) takes place at the SA node and requires neural input.
E) takes place at the AV node and requires neural input.
Correct Answer:
Verified
Q122: Mammals and birds have four-chambered hearts and
Q123: What is the advantage for birds and
Q124: Which of the following statements is FALSE?
A)There
Q125: The pacemaker of the mammalian heart is:
A)an
Q126: Which of the following animals has a
Q128: What would happen to a mammalian heart
Q129: Which of the following statements is FALSE?
A)Oxygenated
Q130: Stimulation by the parasympathetic nervous system increases
Q131: A veterinarian receives a heart to dissect,
Q132: Atrioventricular valves separate the:
A)left atrium from the
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents