Ch 18: Blood Flashcards Preview

A&P II: BIO426 > Ch 18: Blood > Flashcards

Flashcards in Ch 18: Blood Deck (65)
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1

The 3 main functions of blood are...

  1. Transport
  2. Defense
  3. Homeostasis

2

T or F

Blood is a connective tissue.

True

3

What 5 things does blood transport?

  1. Nutrients from digestive system
  2. Gases: Oand CO2 from respiratory system
  3. Cellular waste
  4. Hormones from endocrine system
  5. Cells & Proteins from the immune system to fight infections

4

Cellular waste and urea are removed via what system?

Excretory system

5

What are the 2 main defence systems in the blood?

  1. Hemostasis
  2. Immunity

6

Hemostasis is...

  • the ability to stop bleeding
  • keeping the balance of the components of blood

7

To help with immunity, blood transports...

immune cells & immune proteins

8

The immune cells & proteins in blood fight ________ and the blood cleans up ______.

  • foreign pathogens
  • cellular debris

9

Phagocytosis cells help in the immunity process by...

engulfing foreign pathogens and breaking them down.

10

Antibodies are _____ that target _____.

  • proteins
  • particles such as pathogens and cellular debris

11

Antibodies alert...

the immune system.

12

Compliments are _______ that target _____ and alert the _______.

  • immune proteins
  • bacteria
  • immune system

13

Hemostasis is maintained by the balance of what 4 things?

  1. Body temperature
  2. Water
  3. Salt/electrolytes
  4. pH

14

Body temperature is regulated by what 2 processes?

  1. Vasoconstriction
  2. Vasodilation

15

Restricting or shutting off blood flow to parts of the body is the process of ______ and _____ body temperature.

  • vasocontsriction
  • lowers

16

The opening of blood vessels to get blood to the surface to cool off is called _______ and _______ body temperature.

  • vasodilation
  • raises

17

In vasoldilation, the blood needs to get to the surface so that it can _______.

cool off

18

In vasoconstricion, blood is conained to the middle of the body to...

keep the vital organs warm.

19

The body is made of _____% water

70%

20

Blood is the bigest reservoir of _____ in the body.

water

21

Too little water in our system pulls water out of blood and _______ blood volume.

decreases

22

Too much water in our blood _______ blood volume.

increases

23

Salt ________ water.

retains

24

Salt works with water to balance _______.

hydration

25

pH balance is a measurement of _______ concentration.

hydrogen

26

The increase or decrease of blood volume is highly _______ and effects blood _______.

  • regulated
  • pressure

27

The 3 parts of the Circulatory System are...

  1. Blood
  2. Heart
  3. Vessels

28

Blood is a medium OF ________ and a medium FOR _______.

  • transport
  • diffusion

29

The heart is a _______ organ.

muscle

30

The purpose of the heart is to...

contract and relax to pump blood through the body.