Teas

Question 1

In the human body, which of the following body parts are in a superior position to the lungs? (Select all that apply) A. Stomach B. Trachea C. Spleen D. Heart E. Brain

Answer 1

B, D, E

Question 2

Which part of the arm is most distal to the shoulder of the human body?

Answer 2

The distal phalanx would be most distal to the shoulder.

Question 3

Which terms add clarity to anatomical position relative to the coronal plane? A. Superior and Inferior B. Distal and proximal C. Anterior and Posterior D. Lateral and Medial

Answer 3

C

Question 4

Which two terms are likely to appear in the same discussion related to a part of the body? A. Dorsal and Lumbar B. Umbilical and Crural C. Dorsal and Orbital D. Lumbar and Patellar

Answer 4

A

Question 5

Which of the statements below are accurate? (Select all that apply) A. The axillary region is superior to the cephalic region. B. The oral, nasal, buccal, and ocular regions are all anterior to the occipital region. C. Digital or phalangeal structures may be pedal or manual. D. The axillary, brachial, antecubital, antebrachial, popliteal, and sural sub regions are all associated with the upper limbs.

Answer 5

B, C

Question 6

Which of the following breaks down bone material? A. Osteoclast B. Osteoblast C. Osteocytes D. Canaliculi

Answer 6

A

Question 7

Which of the following are considered short bones? A. Skull bones B. Radius and ulna C. Carpals and tarsals D. Humerus and scapula

Answer 7

C

Question 8

Which of the following best describes the purpose of hyaline cartlidge in the skeletal system? A. It forms the matrix of a bone B. It develops into osteocytes C. It’s strengthens the entire skeletal system D. It reduces friction at joints

Answer 8

D

Question 9

Which of the following best explains the cause of osteoporosis? A. Pathogens eat away at bone tissue B. Ligaments degrade, causing joints to malfunction C. Osteoclast breakdown bone faster than osteoblast deposit minerals D. Osteoclast break down bone slower than osteoblast build up bone

Answer 9

C

Question 10

How do the skeletal and muscular system work together?

Answer 10

The muscles attached to the skeletal system allow for movement by pulling on them

Question 11

Which of the following helps to prevent pathogens from invading the body? A. Histamines B. Mucus C. T cells D. Macrophages

Answer 11

B

Question 12

A bacteria cell enters the body through a cut in the skin. Which of the following describes the immune response that would occur next? A. Cytotoxic T cells form B. Histamines are released C. Antigens are released D. Helper T cells are activated

Answer 12

B

Question 13

Which of the following types of cells produce antibodies? A. T cells B. Plasma cells C. Memory cells D. Macrophages

Answer 13

B

Question 14

Which of the following best describes the purpose of a vaccine? A. To produce extra inflammatory responses, such as the release of histamines B. To practice passive immunity C. To produce antibodies in case of future infection D. To increase macrophage production

Answer 14

C

Question 15

What occurs in the immune system when it encounters an allergen?

Answer 15

The body will make antibodies to attack the substance

Question 16

Which of the following parts of the male urinary system also transports sperm? A. Ureter B. Urethra C. Uterus D. Urinary bladder

Answer 16

B

Question 17

Which of the following waste products from digestion does the kidney remove? A. Nitrogen B. Sodium chloride C. Protein D. Carbon

Answer 17

A

Question 18

Which of the following best describes the outcome if the kidney stopped functioning? A. Blood would increase its carbon dioxide concentration B. Blood would feel with waste in the human body would not be able to maintain homeostasis C. The kidneys would feel with urine D. The frequency in which a human excrete urine would increase

Answer 18

B

Question 19

Which of the following structures is the structural and functional unit of the kidney? A. Renal capillaries B. Glomerulus C. Nephron D. Cortex

Answer 19

C

Question 20

What is the purpose of blood pressure in the kidney?

Answer 20

The purpose of blood pressure in the kidney is to regulate sodium excretion and maintain homeostasis.

Question 21

Which of the following best describes the kind of message sent in the endocrine system? A. Electrical signals between axons B. Chemical signals that travel through the bloodstream C. Physical sensory signals received through the integumentary system D. Audiovisual signals process through the brain

Answer 21

B

Question 22

Which of the following structures secretes releasing hormones? A. Hypothalamus B. Pituitary C. Pancreas D. Liver

Answer 22

A

Question 23

Which of the following is a function of the pineal gland? A. Releasing growth hormone B. Releasing melatonin C. Releasing insulin and glucagon D. Releasing luteinizing hormone

Answer 23

B

Question 24

Which of the following glands releases epinephrine during stress? A. Hypothalamus B. Adrenal glands C. Pancreas D. Pituitary

Answer 24

B

Question 25

What happens to the level of blood glucose and hormones after eating?

Answer 25

Blood sugar levels will rise. The pancreas will release the hormone insulin to lower the blood glucose levels.

Question 26

Which of the following is the layer of skin that forms a protective waterproof barrier? A. Dermis B. Sebaceous C. Epidermis D. Sudoriferous

Answer 26

C

Question 27

Which of the following best describes the function of melanocytes? A. Secretion of substances, like minerals and alcohol B. Production of melanin C. Absorption of vitamin D D. Sensing the environment

Answer 27

B

Question 28

Which of the following layers of skin contains hair follicles? A. Dermis B. Sebaceous C. Epidermis D. Sudoriferous

Answer 28

A

Question 29

Which of the following layers of skin contains a layer of dead cells? A. Dermis B. Hypodermis C. Epidermis D. Sudoriferous

Answer 29

C

Question 30

How does the integumentary system react to a rise in body temperature?

Answer 30

When body temperature rises, the skin releases sweat which absorbs heat, evaporates and cools the body

Question 31

Which of the following organs produce female gametes? A. Ovary B. Testes C. Prostate D. Uterus

Answer 31

A

Question 32

Which is the location where fertilization typically takes place? A. Vagina B. Penis C. Vas deferens D. Fallopian tubes

Answer 32

D

Question 33

Which of the following best describes one function of estrogen? A. Production of sperm cells B. Maturation of eggs C. Implantation D. Fertilization

Answer 33

B

Question 34

Which of the following results from the production of luteinizing hormone in males? (Select all that apply) A. Heart growth B. Facial hair growth C. Testosterone production D. Sperm production

Answer 34

C

Question 35

How does the production of male and female gametes differ?

Answer 35

The males produce sperm and the females produce an egg. The males produce every day, and the females produce once a month.

Question 36

Which of the following are the thick filaments in a muscle cell? A. Actin B. Myosin C. Sacromere D. Myofibrils

Answer 36

D

Question 37

Which of the following best describes the role of tendons? A. They connect muscle to bone B. They connect bone to bone C. They connect tendons to muscle D. They connect Cartlidge to bone

Answer 37

A

Question 38

Which of the following types of muscle tissue is voluntary? A. Skeletal B. Smooth C. Cardiac D. Nervous

Answer 38

A

Question 39

Which of the following muscles are located at the shoulder? A. Deltoids B. Pectorals C. Trapezius D. Abdominals

Answer 39

A

Question 40

A person put their hand on a hot stove, but quickly removed it. Describe the pathway of the signal and response through the nervous system.

Answer 40

The nerves in our skin shoot a message of pain to our brain. The brain sends a message back to the muscles in your hand to pull away.

Question 41

Which of the following actions are controlled by voluntary nerve signals? (Select all that apply) A. Walking B. Digestion C. Heart beating D. Breathing

Answer 41

A

Question 42

Which of the following best describes the function of a nerve synapse? A. It carries a nerve impulses away from the nerve body B. It is responsible for involuntary muscle movement C. It allows for the passing of signals between neurons and other neurons, or between neurons and muscles D. It contains a bundle of fibers that transmit electrical impulses

Answer 42

C

Question 43

Which of the following describes the role of the central nervous system? A. Transmit electrical signals to muscles B. Connects the brain to the rest of the body C. Controls the regulation of body systems D. Since messages from the body to the spinal cord

Answer 43

C

Question 44

Which of the following types of nerves sends messages to the brain? A. Skeletal B. Smooth C. Sensory D. Motor

Answer 44

C

Question 45

What is the difference between the central nervous system and the peripheral nervous system?

Answer 45

The peripheral nervous system includes nerves that branch off from the spinal cord, and extend to all parts of the body. The central nervous system includes the spinal cord and the brain.

Question 46

In which of the following organs does digestion begin? A. Mouth B. Stomach C. Small intestine D. Pancreas

Answer 46

A

Question 47

In which of the following organs does the breakdown of proteins begin? A. Mouth B. Stomach C. Small intestine D. Pancreas

Answer 47

B

Question 48

Which of the following structures absorbs nutrients in the small intestine? A. Mucus B. Microvilli C. Enzymes D. Hormones

Answer 48

B

Question 49

Which of the following statements best describes peristalsis? A. The partly digested food moving from the stomach to the small intestine B. The mechanical breakdown of food entering the stomach C. Muscle contractions that move food through the digestive tract D. Chemical digestion of food with the help of enzymes

Answer 49

C

Question 50

Describe the mechanical and chemical digestion of a starch or carbohydrate

Answer 50

Starch begins to break down in the mouth. Chewing breaks the molecules into smaller pieces. Amylase speeds up the process of starch is breaking down. Muscle contractions in the stomach break down food particles into chyme. In the small intestines, more enzymes released by the pancreas, break down the starches into simple sugars.

Question 51

Which of the following list the primary parts of the heart? A. Blood cells B. Muscle tissue split into two chambers C. Muscle tissue split into four chambers D. Four ventricles

Answer 51

C

Question 52

Which of the following blood components is responsible for transporting oxygen? A. Red blood cells B. Plasma C. Dissolved gases D. Leukocytes

Answer 52

A

Question 53

Which of the following Chambers pumps blood towards the lungs? A. Left atrium B. Right atrium C. Left ventricle D. Right ventricle

Answer 53

D

Question 54

Which of the following statements best describes the function of veins? A. Veins carry deoxygenated blood B. Veins carry oxygenated blood C. Veins carry blood back to the heart D. Veins carry blood away from the heart

Answer 54

A & C

Question 55

Which two chambers of the heart have thicker walls and why would these chambers be thicker?

Answer 55

The left and right ventricles. Ventricles use a large amount of pressure to push blood to different parts of the body, which requires these Chambers to be thicker.

Question 56

Which of the following structures changes the volume of the lungs? A. Alveoli B. Heart C. Trachea D. Diaphragm

Answer 56

D

Question 57

Which of the following statements best explains how the structure of Alveoli relates to its function? A. Alveoli are large to maximize gas exchange B. The walls of the Alveoli are thin to increase the rate of diffusion C. The walls of the Alveoli are thick to prevent pressure buildup D. Alveoli are small to increase the transportation of cells

Answer 57

B

Question 58

Which of the following statements best describes the primary function of the respiratory system? A. It transports, oxygen, and carbon dioxide to cells all over the body B. It involves the inhalation and exhalation of gases into the environment C. It exchanges gases between the blood and the air in the environment D. It maintains proper blood level pH

Answer 58

C

Question 59

Which of the following correctly describes the make up of the lungs? A. Right lung three lobes; left lung two lobes B. Right lung two lobes; left lung two lobes C. Right lungs two lobes; left lung three lobes D. Right lung three lobes; Left lung three lobes

Answer 59

A

Question 60

Describe what will occur in the blood if the tidal volume in the lungs increases

Answer 60

Increasing the tidal volume will increase diffusion of carbon dioxide out of the bloodstream

Question 61

List the six components of the biological hierarchy of the body from least to most complex

Answer 61

Chemicals, cells, tissues, organs, organ systems, organism

Question 62

Which of the following describes the function of ribosomes? A. Proteins synthesis B. Energy production C. Cell movement D. Storage of molecules

Answer 62

A

Question 63

Because muscle cells require large amounts of energy to function correctly, which organelles would be abundant in those type of cells? A. Ribosomes B. Mitochondria C. Cytoskeleton D. Cell membrane

Answer 63

B

Question 64

Which of the following organelles house the genetic material? A. Nucleus B. Ribosomes C. Cell membrane D. Lysosomes

Answer 64

A

Question 65

What is the function of cell membrane?

Answer 65

Maintain cell environment through the process of selective permeability

Question 66

What is the function of cytoplasm?

Answer 66

Supports and suspends structures inside the cell membrane; transfers materials required for cellular processes

Question 67

What is the function of Golgi apparatus?

Answer 67

Processes proteins and lipid molecules

Question 68

What is the function of a lysosome?

Answer 68

Aids in digestion and recycling of old cell materials; may help destroy invading, viruses, and bacteria

Question 69

What is the function of mitochondria?

Answer 69

Generates chemical energy in the form of ATP molecules

Question 70

What is the function of the nucleus and nucleolus?

Answer 70

Holds jeans that carry hereditary information; regulates the activity of the cell Nucleolus a symbols, RNA and proteins into ribosomes

Question 71

What is the function of ribosomes?

Answer 71

Synthesize proteins

Question 72

What is the function of the rough endoplasmic reticulum?

Answer 72

Contain ribosomes; synthesizes and processes proteins in the cell

Question 73

What is the function of the smooth endoplasmic reticulum?

Answer 73

Synthesize and concentrates lipids in the cell

Question 74

What is the function of vacuole?

Answer 74

Serves as a storage for a variety of elements, such as water, toxins, and carbohydrates

Question 75

Which of the following nucleotides pairs with adenine in DNA? A. Guanine B. Adenine C. Cytosine D. Thymine

Answer 75

D

Question 76

Which of the following is the number of chromosomes found in a human cell? A. One circular chromosome B. 22; 11 pairs C. 46; 23 pairs D. 50; 25pairs

Answer 76

C

Question 77

Which of the following statements about nucleotides in jeans is correct? A. A gene contains thousands of chromosomes B. A nucleotide contains many genes and chromosomes C. Nucleotides form strings of DNA that make up genes D. Nucleotides form strands of chromosomes that make up DNA.

Answer 77

C

Question 78

Which of the following is the name for a segment of DNA that codes for a protein? A. Nucleotide B. Gene C. Chromosome D. DNA

Answer 78

B

Question 79

A pea plant has a dominant homozygous genotype. Which of the following letters best represent this genotype? A. WW B. Ww C. ww D. WX

Answer 79

A

Question 80

Pea plants have seeds that are either green or yellow. Green seeds are dominant to yellow seeds. Two pea plants that are heterozygous for seed color are crossed. What percentage of their offspring will have green seeds?

Answer 80

25%

Question 81

Which of the following best describes the expression of alleles? A. Heritable trait B. Genotype C. Phenotype D. P generation

Answer 81

C

Question 82

Explain why each type of macromolecule is important to the human body

Answer 82

Carbohydrates are used as a source of energy. The store energy and are used as chemical messengers. Nucleic acids store, genetic information and transmit information needed to make proteins. Proteins form many body structures.

Question 83

Which of the following groups is synthesized from monosaccharides like glucose? A. Carbohydrates B. Lipids C. Proteins D. Nucleic acid

Answer 83

A

Question 84

Which of the following macromolecules store genetic information? A. Carbohydrates B. Lipids C. Proteins D. Deoxyribonucleic acid

Answer 84

D

Question 85

Which of the following monomers form enzymes? A. Glucose and fructose B. Amino acids C. Nucleotides D. Fatty acids

Answer 85

B

Question 86

Which of the following foods contain mostly lipids? A. Potatoes B. Oil C. Chicken D. Lettuce

Answer 86

B

Question 87

What time is used to describe all disease causing microorganisms? A. Decompose B. Prokaryote C. Pathogen D. Eukaryotes

Answer 87

C

Question 88

Which of the following is at the core of every virus particle? A. DNA or RNA B. Enzymes C. DNA and RNA

Answer 88

A

Question 89

Which microscope achieves the greatest resolution and highest magnification? A. Brightfield B. Dark field C. Electron D. Fluorescence

Answer 89

C

Question 90

Which of the following are considered micro organisms? (select all that apply.) A. Mosquitoes B. Protozoa C. Bacteria D. Fungi

Answer 90

B, C, D

Question 91

Explain the difference between infectious and non-infectious diseases

Answer 91

An infectious disease can’t be transmitted from one person to another. Non-infectious disease cannot be spread through person-to-person contact.

Question 92

Which of the following phase changes requires the loss of heat? A. Melting B. Evaporating C. Freezing D. Sublimation

Answer 92

C

Question 93

Which of the following is true of liquids? A. They have a definite shape and volume B. They have no definite shape, but they have definite volume C. They have a definite shape, but no definite volume D. They have no definite shape and a definite volume

Answer 93

B

Question 94

Which of the following best describes the triple point? A. Point where temperature pressure and volume all equal one another B. Point where a substance can exist as a solid liquid and gas C. Point where no more energy can be absorbed by substance D. A point where a substance starts to lose its shape

Answer 94

B

Question 95

Which of the following substances are ionic compounds? (select all that apply) A. H2O B. C2O C. NH3 D. KCl E. NaCl

Answer 95

D, E

Question 96

A substance that lowers the activation energy is which of the following? A. Reactant B. Product C. Catalyst D. Time

Answer 96

C

Question 97

Which of the following would slow down a reaction rate? A. Increasing the temperature B. Adding enzymes C. Decreasing the pressure D. Decreasing the reactants

Answer 97

D

Question 98

An enzyme does which of the following to a chemical reaction? A. Shift the reaction to the right B. Shift the reaction to the left C. Speeds up both the forward and reverse reactions D. Changes the reaction from one that is at equilibrium to one that goes to completion

Answer 98

C

Question 99

Which of the following describes the process of diffusion? A. It is the movement of substances from a solid to liquid state. B. It is the movement of a substance from areas of high concentration to low concentration C. It requires a large amount of energy D. It is specific to the movement of water onlyp

Answer 99

B

Question 100

Orange juice stomach acid and coffee are all acids. Which of the following is the pH level for the substances? A. PH less than 2 B. PH less than 7 C. PH at about 7 D. PH above 7

Answer 100

B

Question 101

Which of the following substances are examples of a base? (select all that apply.) A. KOH B. HCl C. NH3 D. Hl E. NaOH

Answer 101

A, C, E

Question 102

Which of the following substances is an example of an acid? A. Hl B. CO2 C. NH3 D. KCl

Answer 102

A, B

Question 103

What is the measurement of micro?

Answer 103

0.0001

Question 104

What is the measurement of Millii?

Answer 104

0.001

Question 105

What is the measurement of centi?

Answer 105

0.01

Question 106

What is the measurement of Deci?

Answer 106

0.1

Question 107

What is the meaning of kilo?

Answer 107

1000

Question 108

Which of the following values is appropriate for the height of an adult human? A. 1.5 mm B. 1.5 cm C. 1.5 m D. 1.5 km

Answer 108

C

Question 109

Which of the following tools could be used to measure the volume of a liquid sample? A. Flask B. Triple beam balance C. Meter stick D. Ruler

Answer 109

A

Question 110

A block of ice has a height of 10 cm a width of 5 cm and a length of 5 cm what is the volume in cubic centimeters of the substance?

Answer 110

10 x 5 x 5 = 250cm3

Question 111

Which of the following units is most appropriate for measuring the height of a giraffe? A. Centimeters B. Kilometers C. Meters D. Millimeters

Answer 111

C

Question 112

Which of the following units is most appropriate for measuring the mass of a coin? A. Grams B. Kilograms C. Meters D. Kilometers

Answer 112

A

Question 113

Which of the following can lead to the breakdown of glycogen? A. High levels of insulin B. High levels of glucose C. Low levels of insulin D. Low levels of glucose

Answer 113

C