This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: If the vagal nerves to the heart were cut, the result would be that ________. (Read 2491 times)

deesands

  • Hero Member
  • *****
  • Posts: 514
on: May 27, 2020

Question 1

Norepinephrine acts on the heart by ________.
◦ blocking the action of calcium
◦ decreasing heart contractility
◦ causing a decrease in stroke volume
◦ causing threshold to be reached more quickly

Question 2

If the vagal nerves to the heart were cut, the result would be that ________.
◦ parasympathetic stimulation would increase, causing a decrease in heart rate
◦ the atrioventricular (AV) node would become the pacemaker of the heart
◦ the heart would stop, since the vagal nerves trigger the heart to contract
◦ the heart rate would increase by about 25 beats per minute
Anatomy & Physiology ¦ Marieb, Hoehn ¦ 6th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by deesands on May 27, 2020

Christopher

  • Sr. Member
  • ****
  • Posts: 316
Reply #1 on: May 27, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 56% of students answer this correctly


deesands

  • Member
  • Posts: 514
Reply 2 on: May 27, 2020
Gracias!

xiaomengxian

  • Member
  • Posts: 311
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Did you know?

Your heart beats over 36 million times a year.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Location of the heart in the chest cavity. Location of the heart in the chest cavity.
Heart Heart
Relationship of the electrocardiogram to electrical conduction in the heart Relationship of the electrocardiogram to electrical conduction in the heart
Location of the heart in the mediastinum of the throrax Location of the heart in the mediastinum of the throrax
Electrical Conduction System of the Heart Electrical Conduction System of the Heart
(a) Monozygotic (MZ) twins result from the fertilization of a single egg by a single sperm. After on (a) Monozygotic (MZ) twins result from the fertilization of a single egg by a single sperm. After on
Video: Eczema

For a complete list of videos, visit our video library