Exam 2

Question 1

epithelial tissue function

Answer 1

cover body surfaces & lines cavities

consists of tightly packed cells that form a continuous layer

Question 2

connective tissue

Answer 2

supports & binds body parts

Question 3

Muscular tissue function

Answer 3

moves the body and its parts

Question 4

nervous tissue

Answer 4

receives stimuli, processes information, conducts impulses

Question 5

what is the smallest unit of life?

Answer 5

cell

Question 6

what is a tissue?

Answer 6

group of similar cells that perform a particular function

Question 7

what do several tissues join together to form?

Answer 7

an organ

Question 8

organs work together to form an

Answer 8

organ system

Question 9

hierarchy of levels

Answer 9

cell, tissue, organ, organ system, organism

Question 10

what is a tissue composed of?

Answer 10

similarly specialized cells that perform a common function in the body​

Question 11

four types of tissues

Answer 11

epithelial, connective, muscular, nervous

Question 12

two types of glands

Answer 12

endocrine & exocrine

Question 13

exocrine glands secrete products into _____

Answer 13

ducts

Question 14

endocrine glands secrete products into ______

Answer 14

bloodstream

Question 15

what is both a endocrine and exocrine gland?

Answer 15

pancreas

Question 16

functions of connective tissue

Answer 16

binds organs together, produces blood cells, stores fat, provides support and protection

Question 17

2 components of blood w/ percentages of volume

Answer 17

plasma- 55%
formed elements- 45%

Question 18

what is the function of red blood cells?

Answer 18

transport of oxygen w/ hemoglobin

Question 19

what is the function of white blood cells?

Answer 19

fights infection

Question 20

what are platelets?

Answer 20

Cell fragments involved with blood clotting​

Question 21

types of muscle tissues (3)

Answer 21

Skeletal​
Smooth (visceral)​
Cardiac

Question 22

function of neurons

Answer 22

conduct impulses

Question 23

3 parts of a neuron

Answer 23

cell body
dendrites
axon

Question 24

2 main types of cavities

Answer 24

ventral & dorsal

Question 25

what makes up the dorsal cavity? (2)

Answer 25

brain (cranial cavity) & spinal cord (vertebral canal)

Question 26

3 parts of the ventral cavity?

Answer 26

thoracic, abdominal, pelvic

Question 27

thoracic cavity is made up of? (2)

Answer 27

lungs & heart

Question 28

abdominal cavity is made up of? (5)

Answer 28

Stomach, liver, spleen, gallbladder, and most of the small and large intestines​

Question 29

pelvic cavity is made up of? (3)

Answer 29

Bladder, rectum, internal reproductive organs​

Question 30

three types of blood vessels

Answer 30

veins, arteries, capillaries

Question 31

arteries vs veins

Answer 31

arteries- carry blood away from heart veins- carry blood to heart

Question 32

what are the four chambers of the heart?

Answer 32

right and left atrium right and left ventricle

Question 33

what separates the right and left sides of the heart?

Answer 33

septum

Question 34

two circuits of the cardiovascular system?

Answer 34

pulmonary & systemic

Question 35

what is the function of the pulmonary circuit?

Answer 35

Circulates blood through the lungs

Question 36

what is the function of the systemic circuit?

Answer 36

Circulates blood through the rest of the body​

Question 37

3 components of formed elements in the blood

Answer 37

white & red blood cells and platelets

Question 38

what is plasma?

Answer 38

inorganic and organic substances dissolved or suspended in water​ -liquid portion of blood

Question 39

what do plasma proteins do?

Answer 39

Transport of substances, blood clotting, fighting disease​ Help maintain blood volume

Question 40

two parts of cell body

Answer 40

cytoplasma & nucleus

Question 41

two types of digestion

Answer 41

mechanical & chemical

Question 42

what step does digestion start with?

Answer 42

mastication- chewing of food in mouth

Question 43

function of pharynx

Answer 43

Receives air from the nasal cavities and food from the mouth​

Question 44

function of liver

Answer 44

Acts as a gatekeeper for the blood

Question 45

what organ produces bile?

Answer 45

liver

Question 45

largest gland in the body

Answer 45

liver

Question 46

function of large intestine

Answer 46

Stores indigestible materials until it can be eliminated​ Absorbs water, salts, and some vitamins​

Question 47

what type of cells produce mucus

Answer 47

Goblet cells!

Question 48

four layers of the digestive tract

Answer 48

mucosa, submucosa, serosa, muscularis

Question 49

what do capillaries do?

Answer 49

permit exchange of materials with tissues​

Question 50

3 layers of an artery

Answer 50

endothelium, middle layer, outer layer

Question 51

what layer of the artery contains smooth muscle?

Answer 51

middle layer

Question 52

what type of tissue does the outer layer contain?

Answer 52

fibrous and loose tissue

Question 53

endothelium

Answer 53

Inner layer - simple squamous epithelium

Question 54

what serves as a blood reservoir?

Answer 54

veins

Question 55

the vermiform appendix plays a role in _______ _________

Answer 55

fighting infection

Question 56

Adipose is found in what major tissue group?

Answer 56

connective tissue

Question 57

3 accessory organs of digestion

Answer 57

pancreas, liver, gallbladder

Question 58

what organ stores extra bile?

Answer 58

gallbladder

Question 59

what organ system is responsible for transporting blood, nutrients, gases and wastes

Answer 59

cardiovascular system

Question 60

what muscle tissues are involuntary?

Answer 60

smooth & cardiac

Question 61

what keeps the lungs and heart in place?

Answer 61

diaphragm

Question 62

smooth muscle is mostly present in what part of the digestive tract?

Answer 62

small intestine

Question 63

what is the thickest layer of the artery? (and contains smooth muscle)

Answer 63

middle layer

Question 64

what is the duodenum?

Answer 64

first 25 centimeters of the small intestine

Question 65

function of the duodenum

Answer 65

receives bile from liver and pancreatic juice from the pancreas​ (for digestion)

Question 66

two parts of the roof of the mouth

Answer 66

soft and hard palate

Question 67

3 parts of the heart

Answer 67

myocardium, pericardium, endocardium

Question 68

major portion of the heart

Answer 68

myocardium

Question 69

serous membrane that surrounds the heart​

Answer 69

pericardium