Chapter 16-17 Flashcards Preview

Anatomy Physiology > Chapter 16-17 > Flashcards

Flashcards in Chapter 16-17 Deck (20):
1

What is the name given to the neurons that monitor carbon dioxide levels in the blood and are located in the carotid and aortic arteries

Chemoreceptors

2

A_______ blood vessel with a _______ diameter would have the greatest resistance to blood flow

Long, small

3

Pulmonary circulation goes from the ______ _______ to the ______ ______

Right ventricle, left atrium

4

Which blood vessels contain blood with the highest oxygen content

Pulmonary veins

5

From which major blood vessel do all systemic blood vessels branch

Aorta

6

Which circulatory path carries blood rich in substances absorbed from the gastrointestinal tract

Hepatic portal

7

Arteries or Veins closest to or farthest from the heart have the lowest blood pressure

Veins, closest to

8

Vascular resistance is primarily to due which factor

Friction between blood-walls

9

When the left ventricle contracts, what term is given to the pressure in arteries that is generated

Systolic

10

In fetal circulation, which structure connects the fetal pulmonary trunk to the aorta, allowing much blood to bypass the lungs

Ductus Arteriosus

11

Simulation of the _____ would cause the heart rate to decrease

Vagus nerve

12

In the fetus, what is the opening that allows blood to pass directly from the right atrium to the left atrium

For amen Ovale

13

With aging, cardiac muscle fibers ___ in size

Decrease

14

Defenses of the body that are present at birth are referred to as ____ immunity

Innate

15

The fetal circulation differs fro, the adult circulation because of which organ system that is non functional

Respiratory

16

As blood passes for, the superior and inferior vena cava to the lungs, it moves through the __________ ____________ to the _________ __________ and out the ___________ __________

Right atrium, right ventricle, pulmonary trunk

17

Carry blood away from the heart

Arteries

18

Vessels with high blood pressure

Arteries

19

Vessels with the fastest flow

Arteries

20

Where is the cardiovascular center located

Medulla