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Phyana Finals > BLOOD VESSELS > Flashcards

BLOOD VESSELS Flashcards

0
Q

3 main types of blood vessels

A

Arteries
Capillaries
Veins

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1
Q

Carries blood from heart to all tissues of the body and back to the heart

A

Blood vessels

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2
Q

Carry blood away from heart

A

Arteries

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3
Q

Arteries are normally classified as:

A

Elastic
Muscular
Arterioles

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4
Q

Blood flows from capillaries to _____

A

Veins

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5
Q

Have thinner walls than do arteries

A

Capillaries

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6
Q

Blood flows from arterioles to _____

A

Capillaries

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7
Q

Carry blood toward the heart

A

Veins

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8
Q

Veins may be classified as

A

Small
Medium-sized
Large

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9
Q

Blood vessels contains tunics (3 layers) these are:

A

Tunica intima
Tunica media
Tunica adventitia

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10
Q

Largest diameter arteries and have thickest wall

Ex. Pulmonary trunk and aorta

A

Elastic arteries

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11
Q

Contraction of smooth muscles in blood vessels

Decreases blood vessel diameter and blood flow

A

Vasoconstriction

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12
Q

Relaxation of smooth muscle in blood vessels

A

Vasodilation

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13
Q

Transport blood from small arteries to capillaries

Smallest arteries

A

Arterioles

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14
Q

Blood flow through capillaries is regulated by smooth muscle cells called

A

Precapillary sphincters

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15
Q

Have a diameter slightly larger that capillaries tho very similar

A

Venules

16
Q

System of blood vessels that carries blood from the RA of the heart to the lungs and back to the LA

A

Pulmonary circulation

17
Q

Carries blood from LV of the heart to the tissues of the body and back to RA

A

Systemic circulation

18
Q

Part of the aorta that passes superiorly from the LV

A

Ascending aorta

19
Q

The 3 major arteries

A

Brachiocephalic artery
Left common carotid artery
Left subclavian artery

20
Q

Longest part of aorta

A

Descending aorta

21
Q

Localized dilation of an artery that usually develops in response to trauma or a congenital weakness of the artery wall

A

Arterial aneurysm

22
Q

First vessel to branch from the aortic arch

A

Brachiocephalic artery

23
Q

Supplies the diaphragm

A

Superior phrenic arteries

24
Q

The unpaired branches of visceral arteries are

A

Celiac trunk
Superior mesentric artery
Inferior mesentric artery

25
Q

Three paired visceral branches of the abdominal aorta

A

Renal arteries
Suprarenal arteries
Testicular arteries
Ovarian arteries

26
Q

Veins that drain blood from the head and neck

A

Ext. and int. jugular veins

27
Q

The difference between systolic and diastolic pressures is

A

Pulse pressure

28
Q

Major forces responsible for moving fluid through the capillary wall

A

Blood pressure

Osmosis

29
Q

Regulates blood pressure on a moment to moment basis

A

Baroreceptor reflexes

Phyana Finals (4 decks)

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