Anatomy Exam 4

Question 0

Myocardium?

Answer 0

Cardiac muscle that contracts

Question 1

What is the epicardium?

Answer 1

Outer serous membrane of heart that secretes fluid

Question 2

Endocardium?

Answer 2

Inner lining of chambers and valves

Question 3

What is a myocardial infarction?

Answer 3

Heart attack from the loss of blood suply to heart.. Coronary arteries were blocked

Question 4

Angina?

Answer 4

Chest pain from lack of oxygen

Question 5

Atherosclerosis?

Answer 5

narrowing of arteries due to plaque

Question 6

What do purkinje fibers do?

Answer 6

Delivers impulse to myocardial cells

Question 7

What is the path of heart conduction?

Answer 7

1. SA node
2. AV node
3. AV bundle
4. Purkinje fibers the deliver to myocardial cells

Question 8

3 layers of a blood vessel?

Answer 8

1. Tunica external
2. Tunica media ( smooth muscle)
3. Tunica interna

Question 9

What type of tissue are our tonsils comprised of?

Answer 9

Lymphatic tissue

Question 10

What type of cells line the trachea?

Answer 10

Pseudo stratified ciliated columnar epithelium

Question 11

What cells produce surfactant in the lungs?

Answer 11

Type II cells

Question 12

Trachea is lined with cartilage.. Where does the cartilage stop?

Answer 12

Right after tertiary bronchi and before bronchioles

Question 13

Purpose of alveolar macrophages?

Answer 13

Remove particles

Question 14

Deglutition?

Answer 14

Swallowing

Question 15

Peristalsis?

Answer 15

Movement of gi tract for food

Question 16

What supports the upper and lower portions of the gi tract?

Answer 16

Mesentery

The greater and lesser omentum

Question 17

What are the greater and lesser omentum made of?

Answer 17

Folded layers of peritoneum

Question 18

What cells line mouth and anus?

Answer 18

Stratified squamous

Question 19

What cells line intestine?

Answer 19

Simple columnar

Question 20

Tissue layers of gi tract starting with the lumen?

Answer 20

Mucosa, submucosa, tunica muscularis, serosa

Question 21

What are the 3 salivary glands?

Answer 21

Parotid, submandibular, sublingual

Question 22

What do parietal cells produce?

Answer 22

HCL and intrinsic factor

Question 23

What do chief cells produce?

Answer 23

Pepsin

Question 24

What are rugae?

Answer 24

Folds that help stomach expand

Question 25

Where is most of the nutrients and water absorbed?

Answer 25

Small intestine

Question 26

What section of small intestine does bile and pancreatic enzymes enter?

Answer 26

Duodenum

Question 27

What kind of nutrients does the lymph carry?

Answer 27

Digested fats

Question 28

What do enteroendocrinecells make?

Answer 28

Gastrin: signal pariatel cells

Question 29

Where do the bile and pancreatic duct enter digestion?

Answer 29

In the duodenum through the hepatopancreatic ampullae/ sphincter

Question 30

What is the submucosa layer composed of?

Answer 30

Loose areolar connective tissue

Question 31

4 regions of the stomach?

Answer 31

Cardiac, fundus, body, pylorus

Question 32

Purpose of goblet cells?

Answer 32

Secrete mucus in stomach

Question 33

What is food called when it leaves stomach to duodenum?

Answer 33

Chyme

Question 34

What are teniae coil?

Answer 34

Three strips along colon maintain muscle tone

Question 35

What are haustra?

Answer 35

Sacs from the muscle on colon being puckered together

Question 36

2 functions of the pancreas?

Answer 36

1. Endocrine: secretes insulin and glucagon

2. Exocrine: contains digestive enzymes (trypsin, amylase, lipase, nuclease) and bicarbonate neutralizes chyme

Question 37

What is a hepatocycte?

Answer 37

Main cell in liver which synthesises protein and stores it.

Question 38

Kuppffer cells?

Answer 38

Help to break down iron

Question 39

What makes up a portal triad?

Answer 39

Portal artery, portal vein, bile duct

Question 40

What are liver sinusoids?

Answer 40

Large capillaries that distribute blood to liver