exam 2 Flashcards Preview

A&P2 > exam 2 > Flashcards

Flashcards in exam 2 Deck (121)
Loading flashcards...
1

glycogenesis

Formation of glycogen from glucose

2

glycogenolysis

breakdown of glycogen to glucose

3

lipolysis

the breakdown of stored fats into glycerol and fatty acids

4

The term "essential amino acid" refers to ...

those amino acids that the body cannot synthesize
lenoleic
lenolenic

5

what muscle churns food in the stomach?

inner oblique layer

6

what must air pass through when going from the pharynx to the trachea?

larynx

7

structure that prevents food from entering the airway

Epiglottis

8

The membrane that adheres to the outer surface of the lungs

visceral pleura

9

What delivers air to the lobes of the lungs?

Secondary bronchi

10

An increase in the volume of a container filled with air would have what effect on the pressure of the container?

Decrease the pressure

11

what does surfactant do?

decreases the surface tension in the alveoli

12

This volume of air remains in the lungs after maximal expiration.

Residual volume

13

what will Low PO2 and high PCO2 in the alveoli cause?

constriction of pulmonary capillaries and dilation of bronchioles.

14

how is the majority of carbon dioxide transported?

as bicarbonate ions

15

In the tissues, hemoglobin will release some oxygen and bind to...

hydrogen ions

16

The chloride shift refers to:

chloride ions moving into or out of the red blood cell.

17

what controls normal quiet respiration?

ventral respiratory group

18

The inflation reflex depends upon stimulation of which type of receptor?

Mechanoreceptors

19

When holding our breath for a long time we get the urge to breathe due to:

an increase in CO2.

20

The chemical and mechanical process of food breakdown is called...

digestion

21

The sheets of peritoneal membrane that hold the digestive tract in place

mesenteries

22

where is chyme created?

stomach

23

Hydrochloric acid is secreted by which of the secretory cells of the stomach?

parietal cells

24

The enzymatic breakdown of any type of food molecule is called

hydrolysis

25

what is secretin released in response to?

acidic chyme entering the small intestine

26

Which vitamin requires intrinsic factor in order to be absorbed?

B12

27

Chemical digestion reduces large complex molecules to simpler compounds by the process of:

catabolism

28

The terminal portion of the small intestine

ileum

29

major function of the large intestine

remove waste materials

30

The site of production of secretin and cholecystokinin

small intestine