Multiple Choice Final

Question 0

What structures are involved in the pulmonary circuit

Answer 0

Right atrium
Right ventricle
Pulmonary artery
Pulmonary vein

Question 1

What structures are involved in the systemic circuit

Answer 1

Left atrium
Left ventricle
Aorta

Question 2

Function of veins

Answer 2

Carry blood to the heart

Question 3

Function of capillaries

Answer 3

Gas/nutrient exchange

Question 4

Function arteries

Answer 4

Carry blood away from heart

Question 5

Purpose of SA node

Answer 5

Pacemaker

Question 6

What is blood pressure

Answer 6

The pressure blood exerts on walls of arteries

Question 7

What waste products are removed from the tissues

Answer 7

Carbon dioxide
Urea
Metabolic waste

Question 8

Functions of blood

Answer 8

Gas exchange
Defense
Hemostasis (blood clotting)

Question 9

What antigens are present that code for different blood types

Answer 9

A and B

Question 10

What are the non specific defenses

Answer 10

Skin
Cilia
Mucus

Question 11

HIV

Answer 11

attacks T-cells

Question 12

What are four signs of inflammation

Answer 12

Heat
Redness
Swelling
Pain

Question 13

What are autoimmune diseases

Answer 13

Immune system attacks own body tissues

Examples: rheumatoid arthritis, MS,diabetes mellitus, Grave’s disease

Question 14

What part of the brain is responsible for increasing body temperature during an infection

Answer 14

Hypothalamus

Question 15

What are the lymph organs

Answer 15

Tonsils
Thymus
Spleen

Question 16

What is the purpose of the pharynx

Answer 16

Common passageway for air and food

Question 17

Where does gas exchange take place

Answer 17

Alveoli

Question 18

What is the pathway air takes to reach the blood in capillaries

Answer 18

Nose, pharynx, larynx, trachea, bronchi, bronchioles, alveoli, capillaries

Question 19

What muscle controls breathing

Answer 19

Diaphragm

Question 20

What happens to pressure and volume during exhalation

Answer 20

Air increased, volume decreased

Question 21

What happens to pressure and volume during inhalation

Answer 21

Volume increase, pressure decrease

Question 22

What is the main stimulus for increase in breathing rate

Answer 22

Increase in level of carbon dioxide in blood

Question 23

What is the function of the epiglottis

Answer 23

Routes food to the esophagus and air to the trachea

Question 24

What is chemical digestion

Answer 24

enzymes break down food molecules into their building blocks

Question 25

Mechanical breakdown

Answer 25

Break down physically into smaller pieces

Question 26

Trace the pathway of food from the mouth until it is eliminated

Answer 26

Mouth, pharynx, esophagus, stomach, small intestine, large intestine

Question 27

What is the purpose of villi and where are they located

Answer 27

Absorb nutrients from food | Found in the small intestine

Question 28

Where are the secretions that enter the stomach to assist with digestion

Answer 28

Hydrochloric acid | Pepsinogen

Question 29

What are the accessory organs of the digestive system

Answer 29

Liver Gallbladder Pancreas

Question 30

In which of the organs of the digestive system does peristalsis occur

Answer 30

GI tract--- esophagus, small intestine, large intenstine

Question 31

Function of large intestine

Answer 31

Absorption of water | Elimination of waste

Question 32

What is the purpose of the kidney

Answer 32

Filters blood

Question 33

What is the pathway of urine out of the body

Answer 33

Kidney Ureter Bladder Urethra

Question 34

Function of nephron

Answer 34

A functional unit of the kidney which filters wastes while retaining water and other vital materials

Question 35

What wastes are eliminated in the nephron

Answer 35

Urea

Question 36

What are the two divisions of the CNS

Answer 36

Brain and spinal cord

Question 37

What type of information do afferent neurons carry

Answer 37

Sensory information to the CNS

Question 38

What type of information do efferent neurons carry

Answer 38

Motor impulse away from CNS

Question 39

Describe characteristics of neurons

Answer 39

Live a long time Amitotic Highly metabolic

Question 40

Purpose of axon

Answer 40

Conduct impulses away from the cell body

Question 41

Purpose of dendrite

Answer 41

Conduct impulses toward cell body

Question 42

Purpose of myelin sheath

Answer 42

Increase speed of impulse

Question 43

What are the functional divisions of the nervous system

Answer 43

CNS- motor and sensory | PNS- somatic and autonomic

Question 44

Functions of the cerebrum

Answer 44

Sensory, motor, higher level thinking, speech

Question 45

Functions of cerebellum

Answer 45

Balance

Question 46

What happens on multiple sclerosis

Answer 46

Myelin is destroyed by body's immune system

Question 47

Function of hypothalamus

Answer 47

Regulates body temperature and metabolism, controls water balance

Question 48

Three parts of the brain stem

Answer 48

Midbrain Pons Medulla oblongata

Question 49

Function of midbrain

Answer 49

Reflex centers for vision and hearing

Question 50

Medulla oblongata

Answer 50

Heart rate, blood pressure regulation, breathing, swallowing, vomiting

Question 51

Function of pons

Answer 51

A

Question 52

Purpose of cell body

Answer 52

D

Question 53

Purpose of synaptic cleft

Answer 53

D

Question 54

Divisions of the autonomic division of the nervous system

Answer 54

Sympathetic and parasympathetic

Question 55

What lobe of the cerebrum is responsible for voluntary muscle movements

Answer 55

Frontal lobe

Question 56

Function of thyroid

Answer 56

Metabolic rate

Question 57

Function of growth hormone

Answer 57

Growth of skeletal and muscle tissue

Question 58

Prolactin

Answer 58

Milk production

Question 59

Function of adrenaline

Answer 59

Fight or flight

Question 60

What glands produce estrogen

Answer 60

Ovaries

Question 61

What causes diabetes

Answer 61

Hypo secretion of insulin

Question 62

What is the endometrium

Answer 62

Soft, vascular mucosal lining of uterus

Question 63

Role of cervix

Answer 63

Dilates to allow for a baby to be delivered

Question 64

Where are sperm produced

Answer 64

Testes

Question 65

Pathway of sperm

Answer 65

Epididymis to vasdeferens to urethra

Question 66

Pathway of an egg

Answer 66

Ovary, filopian tube (uterine tube), uterus, vagina

Question 67

Myometrium

Answer 67

Muscular layer responsible for uterine contractions in labor and cramps

Question 68

Seminiferous tubules

Answer 68

Sperm produced here