A&P

Question 1

Which of the following ions is most abundant in extracellular fluid?

Answer 1

Sodium

Question 2

Which of the following does the respiratory system eliminate when there is excess hydrogen ions in the body?

Answer 2

CO2

Question 3

Where does the heartbeat originate?

Answer 3

Sinoatrial Node

Question 4

where are blood cells produced?

Answer 4

Red bone marrow

Question 5

what is the iron containing component of RBC?

Answer 5

Hemoglobin

Question 6

function of angiotensin II in regulation of BP

Answer 6

vasoconstriction

Question 7

What hormone or enzyme is involved in fluid balance and is produced by the kidneys?

Answer 7

Renin

Question 8

What may indicate hypersecretion of thyroid hormone?

Answer 8

weight loss

Question 9

Peripheral vasodilation results in heat loss through which of the following processes?

Answer 9

Radiation - the transfer of heat from the surface of one object to the surface of another without direct contact

Question 10

Bile aids in the digestion of which of the following?

Answer 10

Fat

Question 11

What part of the end of the ear canal vibrates when sound waves strike it?

Answer 11

Tympanic membrane

Question 12

Which of the following structures prevents food from being aspirated into the lungs?

Answer 12

Epiglottis - flap-like structure that prevent food from being aspirated

Question 13

Which muscle tissue is voluntary?

Answer 13

skeletal

Question 14

What electrolyte plays an essential role in blood clotting?

Answer 14

Calcium

Question 15

which of the following structures comes after the ascending colon?

Answer 15

Transverse colon

Question 16

which of the following is a result of stimulation of the sympathetic nervous system?

Answer 16

increase of cardiac output

Question 17

What structures is located between the descending colon and rectum?

Answer 17

sigmoid colon

Question 18

what pituitary hormone stimulates the process of gametogenesis?

Answer 18

Follicle stimulating hormone

Question 19

which of the following mediates the body’s response to stress?

Answer 19

Cortisol

Question 20

Which of the following is the hormone that regulates urine output?

Answer 20

antidiuretic hormone

Question 21

straightening the elbow by lowering the hand affects which of the following muscles?

Answer 21

triceps brachii

Question 22

function of the liver?

Answer 22

lipid metabolism

Question 23

which of the following parts of the central nervous system responsible for the control of involuntary response?

Answer 23

medulla oblongata

Question 24

what occurs as a result of the release of antidiuretic hormone?

Answer 24

fluid volume in the body increases

Question 25

what valve is responsible for preventing blood going back into the left ventricle?

Answer 25

aortic

Question 26

what is associated with wound healing by primary intention?

Answer 26

minimal scar tissue

Question 27

which of the following hormones is secreted by posterior pituitary?

Answer 27

antidiuretic hormone

Question 28

function of the prostate gland?

Answer 28

enhance sperm motility

Question 29

what best describes the event of ovulation?

Answer 29

The graafian follicle releases an ovum

Question 30

best describes the result of the process meiosis?

Answer 30

Sperm and ova are produced

Question 31

function of the gallbladder

Answer 31

storage of bile

Question 32

When blood leaves the left ventricle of the heart, which of the following structures does it enter next?

Answer 32

Aorta

Question 33

When blood leaves the left ventricle of the heart, which of the following structures does it enter next?

Answer 33

Aorta

Question 34

Breastfeeding is a type of which immunity?

Answer 34

natural passive

Question 35

what function is associated with the dermal layer of the skin?

Answer 35

collagen formation

Question 36

Vitamin D activation occurs when ultraviolet light penetrates the ___

Answer 36

epidermis (melanin production also occurs here)

Question 37

The storage of extra calories occurs in the fat cells of the _____ tissue

Answer 37

subcutaneous

Question 38

Wats is the effect of aldosterone secretion on electrolyte levels?

Answer 38

sodium levels are increased

Question 39

Testosterone production is regulated by which gland?

Answer 39

Pituitary

Question 40

What structure of the respiratory system does gas exchange occur?

Answer 40

Alveoli

Question 41

occurrence of too high concentration of what electrolyte is associated with cardiac arrhythmias?

Answer 41

potassium

Question 42

What part of the nephron is closest to the collecting duct?

Answer 42

Distal convoluted tubule

Question 43

what is the function of surfactant in the alveoli of the lungs?

Answer 43

prevention of alveoli collapse

Question 44

what filters foreign particles from lymphatic fluid?

Answer 44

Nodes

Question 45

measurement of the % of RBC in whole blood?

Answer 45

Heatocrit

Question 46

An adult bladder can hold up to how many liters of urine before involuntary micturition is likely to occur?

Answer 46

600mL

Question 47

An adult bladder can hold up to how many liters of urine before involuntary micturition is likely to occur?

Answer 47

600mL

Question 48

what cell type is primarily responsible for the destruction of old cells and invasive microorganisms?

Answer 48

macrophages

Question 49

what part of the brain is responsible for the regulation of body temp?

Answer 49

hypothalamus

Question 50

which of the following hormones is produced by the thyroid gland and is active in calcium metabolism

Answer 50

calcitonin

Question 51

after passing through the glottis, inspired air then travels through which of the following structures?

Answer 51

larynx

Question 52

Which of the following occurs at the beginning of systole in a healthy heart?

Answer 52

The ventricle contract - during systole, the ventricle contract, moving blood from the ventricles to the aorta and the pulmonary artery

Question 53

the release of histamine is associated with which of the following?

Answer 53

mast cells

Question 54

what blood type can only accept that same blood time?

Answer 54

Type O

Question 55

which structure of the gastrointestinal system absorbs iron and bile salts?

Answer 55

ileum

Question 56

correct order of the protective meningeal layers of the brain from inside to outside

Answer 56

pia mater (brain covering), arachnoid, dura mater (lining of the skull)

Question 57

where are nutrient absorbed when transported in the blood stream?

Answer 57

small intestine

Question 58

what connects bones to joints?

Answer 58

ligaments

Question 59

what valve prevents back flow of blood from the right ventricle into the right atrium of the heart?

Answer 59

tricuspid

Question 60

what valve prevents back flow of blood from the right ventricle into the right atrium of the heart?

Answer 60

tricuspid

Question 61

wax-like substance secreted by glands in the external ear canal

Answer 61

cerumen

Question 62

what part of the brain regulates heart rate, respiratory rate, and BP

Answer 62

Medulla oblongata

Question 63

What substance is involved in the destruction of ingested pathogen?

Answer 63

Stomach acid

Question 64

What antibody mediates the body's response to allergen?

Answer 64

IgE

Question 65

what blood vessels carry deoxygenated blood to the right atrium of the heart?

Answer 65

Superior and inferior vena cavae

Question 66

calcium concentration in the blood is controlled by which of the following glands?

Answer 66

Parathyroid

Question 67

what is the average length of the female urethra?

Answer 67

1-1.5 inches

Question 68

site of sperm maturation in the male reproductive system

Answer 68

Epididymis

Question 69

Blood pH is measured by the gain and loss of

Answer 69

hydrogen ions

Question 70

what is the function of the ureters?

Answer 70

to conduct urine from the kidneys to the bladder

Question 71

In the process of wound healing, which of the following play a role in clearing a wound of cellular debris

Answer 71

neutrophils

Question 72

what is a role of platelets in homeostasis?

Answer 72

formation of plugs