Final Exam Flashcards
The skin bacteria that proliferates in acne is …
A. Lactobacillus acidophilus
B. Bifidobacterium
C. Propionibacterium acnes
D. Staphylococcus aureus
C. Propionibacterium acnes
Oil secretions increase under the blocked pore, providing an ideal environment for the skin bacteria Propionibacterium acnes to proliferate. In response, the skin inflames, producing the visible lesion in acne.
The most common form of acne is known as _____ _____.
Acne vulgaris
Dry skin brushing is helpful for …
A. Elimination
B. Lymphatic filtration
C. Poor circulation
D. All of the above
D. All of the above
Acne is an inflammatory disease of the skin, caused by changes in the _____.
A. Hair follicle
B. Sebaceous glands
C. Sweat glands
D. Both A and B
D. Both A and B.
Which of the following vitamins in excessive doses, can cause side effects, such as nausea, vomiting, skin peeling, intense headaches, vertigo, irritability, drowsiness, and seizures and eventually coma and liver damage may result?
A. Vitamin A
B. Vitamin E
C. Niacin
D. Vitamin C
A. Vitamin A
Which of the following is not a mucous membrane?
A. Lining of the respiratory tract
B. Lining of the blood vessels
C. Lining of the digestive tract
D. All of the above are examples of mucous membranes.
B. Lining of the blood vessels
True or False
Basal cell carcinoma is the most common type of skin cancer.
True
Which of the following is not a function of a membrane?
A. It produces a hormone that regulates growth and development
B. It covers the inner surface of hollow organs
C. It anchors organs to each other
D. All of the above
A. It produces a hormone that regulates growth and development
True or False
The crescent-shaped, white area near the root of the nail is called the lunula.
True
Which of the following is not a function of a membrane?
A. It covers and protects the body surface
B. It secretes a fluid that reduces the friction of the beating heart
C. It lines cavities of the body
D. All of the above
D. All of the above
This type of membrane is composed of only one kind of tissue
A. Mucous
B. Cutaneous
C. Synovial
D. Serous
C. Synovial
True or False: Melanocytes produce the brown pigment melanin.
True
True or False
Both melanin and keratin are important in the protective function of skin.
True
P. 111
True or False
Soap can strip the skin, disturb the skin’s acid mantle, and cause the skin to produce more sebum.
True
True or False
The word “articulation” is another word for joint.
True
The two bones of the lower arm are the
a. tibia and fibula
b. femur and humerus
c. ulna and radius
d. none of the above
c. ulna and radius
True or False
There are more bones in the axial skeleton than in the appendicular skeleton.
False
The tarsals are the bones of the
a. wrist
b. foot
c. ankle
d. none of the above
c. ankle
Which of the following is not true of calcitonin?
a. It is made in the thyroid gland
b. It increases blood calcium
c. It decreases blood calcium
d. It increases calcium in the bone
b. It increases blood calcium
True or False
The tibia and fibula are bones of the lower leg.
True
Which of the following statements is not true of ribs?
a. All ribs attach to vertebrae
b. All ribs attach to the sternum
c. There are three pairs of false ribs
d. All of the above are true of ribs.
b. All ribs attach to the sternum
True or False
A diarthrotic joint is a freely moving joint.
True
True or False
Like bone cells, cartilage cells are located in lacunae.
True
True or False
The lacuna is a large canal in the center of the osteon that contains a blood vessel.
False
True or False
To move a part of the body toward the midline is called adduction.
True
True or False
The indentation in the femur where the patella or kneecap fits is called the acetabulum.
False
True or False
The skull is formed by endochondral ossification.
False
The nightshade vegetables – tomato, potato, eggplant, and pepper – are also known to contribute to which of the following in sensitive individuals?
a. Bone loss
b. Loss of height
c. Joint inflammation
d. Muscle cramps
b. Joint inflammation
Food and substance allergies can exacerbate arthritis and should be identified and avoided. Common food allergies are milk, beef, corn, and wheat, and common substances are dust, mold, and pollen. The nightshade vegetables – tomato, potato, eggplant, and pepper – are also known to contribute to joint inflammation in sensitive individuals.
What support option slows the rate of osteoporosis by 30-50% and protects against hip fracture?
a. High protein diet
b. Boron supplementation
c. Calcium supplementation
d. Vitamin K supplementation
c. Calcium supplementation
Calcium supplementation has been shown to reduce bone loss in postmenopausal women, slowing the rate by up to 50%. Keep in mind that bone is also dependent on a constant supply of many nutrients, including vitamin K and boron.
This condition usually affects people in the 30-40 age group and is more common in women. It destroys the cartilage and tissues, both in and around the joint, and can destroy the bone surface itself.
a. Rheumatoid arthritis
b. Osteoarthritis
c. Osteoporosis
d. Rheumatism
a. Rheumatoid arthritis
Rheumatoid arthritis is an autoimmune condition. Inflammation causes scar tissue in the joints which may even fuse.
The condition which is caused by continuous wearing away of the cartilage in the joint, and is found more commonly in the elderly is called
a. Rheumatoid arthritis
b. Osteoarthritis
c. Osteoporosis
d. Rheumatism
b. Osteoarthritis
Reduced height and sudden severe back pain can be due to which of the following conditions?
a. Osteoarthritis
b. Lumbago
c. Rickets
d. Osteoporosis
d. Osteoporosis
Osteoporosis has no symptoms most of the time. Reduced height and sudden severe back pain suggests collapse of the vertebrae, due to osteoporosis of the vertebrae.
Abnormal bowel permeability and altered gastrointestinal tract flora can be linked to which of the following conditions?
a. Osteoarthritis
b. Rheumatoid arthritis
c. Osteoporosis
d. Both B and C
d. Both B and C
In rheumatoid arthritis, there is an interesting association with abnormal bowel function. The increased bowel permeability, also called leaky gut, allows the liver to form antibodies against food and bacterial antigens. These may cross-react with joint tissue. Many rheumatoid patients also have altered bacterial flora with overgrowth in the small intestines.
Which of the following conditions is usually without symptoms until severe backache or hip fracture occurs?
a. Osteoarthritis
b. Rheumatoid arthritis
c. Fibromyalgia
d. Osteoporosis
d. Osteoporosis
True or False
The skull is formed by endochondral ossification.
False
The cheekbone is called the
a. zygomatic
b. maxilla
c. mandible
d. none of the above
a. zygomatic
Which of the following is not true of calcitonin?
a. It is made in the thyroid gland.
b. It increases blood calcium.
c. It decreases blood calcium.
d. In increases calcium in the bone.
b. It increases blood calcium.
Which of the following is not a function of the skeletal system?
a. Movement
b. Calcium storage
c. Blood cell formation
d. All of the above are functions of the skeletal system.
d. All of the above are functions of the skeletal system.
True or False
The carpals are the bones of the hand.
False.
Carpals are the bones of the wrist.
True or False
A diarthrotic joint is a freely moving joint.
True
Which of the following is not true of the male skeleton?
a. The bones tend to be larger than the female skeleton.
b. The pelvic opening is wider than the female pelvic opening.
c. The markings on the bones are larger and more distinct than in the female.
d. All of the above are true of the male skeleton.
b. The pelvic opening is wider than the female pelvic opening.
True or False
The indentation in the femur where the patella or kneecap fits is called the acetabulum.
False
The condition which is caused by continuous wearing away of the cartilage in the joint, and is found more commonly in the elderly is called
a. Rheumatoid arthritis
b. Osteoarthritis
c. Osteoporosis
d. Rheumatism
b. Osteoarthritis
Weight reduction and an alkaline diet is helpful for
a. Arthritis
b. Lumbago
c. Osteomalacia
d. Osteoporosis
a. Arthritis
A Bone Mass Density test known as a Dexascan is the most reliable technique to assess which of the following conditions?
a. Lumbago
b. Osteoarthritis
c. Muscle cramps
d. Osteoporosis
d. Osteoporosis
Severe joint pain with considerable inflammation that begins in the small joints is characteristic of which of the following conditions?
a. Osteoarthritis
b. Rheumatoid arthritis
c. Fibromyalgia
d. Osteoporosis
b. Rheumatoid arthritis
Rheumatoid arthritis may begin with fever, fatigue and a mild joint pain which progresses to severe pain, starting with the small joints and spreading to all joints.
True or False
The bones of the middle ear are part of the axial skeleton.
True
True or False
In the adult skeleton, the function of hematopoiesis occurs in the medullary canal.
False
The total number of phalanges in the body is
a. 14
b. 28
c. 56
d. 84
c. 56
True or False
A joint with no movement is called a synarthrotic joint.
True
True or False
A bursa is a shock-absorbing pocket of fluid found in some joints.
True
The bone at the back of the skull is called the
a. temporal
b. parietal
c. sphenoid
d. none of the above
d. none of the above
The specific condition in which there is pain in the joints, such as the knees, particularly in damp and cold weather, in the morning or after strenuous activity is
a. rheumatoid arthritis
b. osteoarthritis
c. osteoporosis
d. rheumatism
b. osteoarthritis
Osteoarthritis causes stiffness in the body with pain in the joints, particularly in damp and cold weather, in the morning or after strenuous activity. The knees and the spine are common places for osteoarthritis.
True or False: Willow bark may cause an allergic reaction in people who are allergic to aspirin.
True: Salicylate-containing herbs such as willow bark, meadowsweet, and wintergreen may cause an allergic reaction in people who are allergic to aspirin.
True or False: High levels of dietary intake of omega fatty acids are helpful for joint pain and inflammation.
True. Fish with high levels of omega fatty acids such as salmon and tuna are helpful to reduce inflammation. Olive oil, flaxseed, and avocados are good sources for strict vegetarians.
Most of the time, this condition has no symptoms. However, falls are more likely to result in broken bones, one of the more serious being hip fractures.
a. Rheumatoid arthritis
b. Osteoarthritis
c. Osteoporosis
d. Rheumatism
c. Osteoporosis
Which of the following reduces the angle to a joint?
a. Flexion
b. Rotation
c. Abduction
d. Extension
e. Adduction
f. Circumduction
a. Flexion
True or False: Both bone and cartilage are examples of connective tissue.
True
True or False: To increase the angle of a joint is the definition of flexion.
False
True or False: The calcified rings of compact bone are called canaliculi.
False
Which of the following is a good support option for arthritis?
a. Foods rich in folic acid, such as lentils, split peas, barley, alfalfa, soy, and oats.
b. Moderate exercise each day to strengthen and tone the area. Posture is also important.
c. Herbs high in calcium, phosphorus, and magnesium.
d. Plenty of sunshine, as ultraviolet radiation activates the conversion of natural substances in the skin to produce vitamin D.
a. Foods rich in folic acid, such as lentils, split peas, barley, alfalfa, soy, and oats.
Post-menopausal women is the group most affected by which of the following conditions?
a. Rheumatoid arthritis
b. Lumbago
c. Osteoporosis
d. Osteomalacia
c. Osteoporosis
Osteoporosis is decreases mineralization of the bone – where the cortical bone diminishes but the spongy bone remains. It occurs more in postmenopausal women because of the loss of estrogen. However, it can also occur in men over 50.
True or False: It is the sulfur content in garlic and onions that make them helpful for inflammation.
True. The sulfur content in garlic, Allium sativum, and onions is also helpful for inflammation. Sulfur supports the liver’s ability to eliminate toxins.
True or False: The ribs that individually attach to a costal cartilage and then to the sternum are called true ribs.
True
True or False: Clients who have had prolonged cortisone or aspirin drug therapy can stop their medication and use herbs instead.
False. Remember that natural health consultants cannot recommend clients change their prescribed medications. This is especially important for clients who have had prolonged cortisone or aspirin drug therapy. They should never be advised to stop their medication, as severe adverse reactions may occur.
Which of the following conditions is characterized by mild early-morning stiffness and pain in joints made worse by prolonged activity?
a. Osteoarthritis
b. Rheumatoid arthritis
c. Fibromyalgia
d. Osteoporosis
a. Osteoarthritis. Osteoarthritis is also referred to as degenerative joint disease because of the loss of cartilage in the joints and subsequent bony swellings.
True or False: The sternum is also called the breastbone.
True
True or False: Between the two diaphyses of a long bone is the epiphysis.
False
Which herb is a good source of calcium, phosphorus, and magnesium?
a. alfalfa
b. blue cohosh
c. evening primrose
d. willow
a. alfalfa
Support for osteoporosis should include herbs high in calcium, phosphorus, and magnesium, such as oatstraw, parsley, alfalfa, nettle, and horsetail.
Weight-bearing exercise (such as walking or weight lifting) is helpful specifically for which of the following conditions?
a. Osteoarthritis
b. Lumbago
c. Rickets
d. Osteoporosis
d. Osteoporosis
Exercise, particularly weight-bearing exercise, such as walking or weight lifting, has been shown to be helpful for osteoporosis by stimulating the production of new bone.
True or False: To increase the angle of a joint is the definition of flexion.
False
The best thing a person can do to strengthen their bones is to…
a. decrease soft drink consumption
b. quit smoking
c. reduce salt intake
d. get physical activity
d. get physical activity
Although lifestyle and nutritional factors are helpful, the best thing a person can do specifically to strengthen their bones is to exercise. However, all of these answers are correct for overall health and are all important for an overall wellness regime.
Which of the following conditions is due to decreased mineralization of the bone?
a. Osteoarthritis
b. Lumbago
c. Rheumatoid arthritis
d. Osteoporosis
d. Osteoporosis
Osteoporosis is decreased mineralization of the bone – where the cortical bone diminishes but the spongy bone remains.
In order to avoid constipation, you should drink at least six to eight glasses of pure water daily and increase fiber intake gradually to _____ grams per day.
a. 5
b. 15
c. 35
d. 65
c. 35
Which of the following vitamins can cause facial flushing?
a. Vitamin A
b. Vitamin E
c. Niacin
d. Vitamin C
c. Niacin
Stress reduction techniques may be helpful for…
a. acne.
b. eczema.
c. both acne and eczema.
d. None of the above.
c. both acne and eczema.
Stress is implicated in many aspects of ill health, including skin problems.
True or False: Acne is more common among females during puberty than males.
False. Acne is dependent upon the androgenic hormones, like testosterone, so it is the most common among males during puberty.
Which of the following vitamins can be applied to the skin to reduce scarring?
a. Vitamin A
b. Vitamin E
c. Niacin
d. Vitamin C
b. Vitamin E
Women may notice a return of acne during ______.
a. Ovulation
b. Menopause
c. Nursing
d. None of the above.
b. Menopause
True or False: Strong, tough collagen fibers can be found in both the dermis and epidermis of the skin.
False
True or False: Sebaceous glands produce an oil for the skin called sebum.
True
An example of a cutaneous membrane would be
a. the lining of the abdomen
b. the covering of the lung
c. skin
d. the lining of a joint
c. skin
True or False: Hair that is frequently cut or shaved will grow in faster and darker than it would if it had not been cut or shaved frequently.
False
The “rule of nines”
a. is a method of determining the severity of burns.
b. consists of nine areas of the body, each covering about 11% of the body.
c. consists of 11 areas of the body, each covering about 9% of the body.
d. Both A and B.
c. consists of 11 areas of the body, each covering 9% of the body.
True or False: Synovial membranes line the spaces between bones and joints.
True
True or False: If the volume of blood to skin increases, the skin will turn pink, a condition called cyanosis.
False
True or False: The eyelid is an example of a mucocutaneous junction.
True
True or False: Melanocytes produce the brown pigment melanin.
True
True or False: When the body is cold, blood vessels in the skin dilate and allow more blood to come through to warm up the skin.
False
True or False: Both the dermis and epidermis contain layers of tightly packed cells.
False
True or False: Synovial membranes are made of connective tissue with a thin epithelial surface.
False
True or False: The mouth is inferior to the chin.
False. The mouth is superior (above) the chin.
True or False: Because humans walk upright, dorsal and posterior mean the same thing.
True.
The heart is an example of this level or organization
a. Tissue
b. Organ
c. Organ system
d. Organism
b. Organ
True or False: In the negative feedback loop, the effector is the link between the sensor and the control center.
False. The effector is the link between the integrator (the brain/control center) and the disturbance.
A cut dividing the body into right and left portions is called a
a. sagittal section
b. frontal section
c. transverse section
d. coronal section
a. sagittal section
The term most opposite medial is
a. dorsal
b. lateral
c. superficial
d. none of the above
b. lateral
True or False: The upper abdominopelvic area consists of the right and left hypogastric and the epigastric regions.
False. The upper abdominopelvic region contains right and left hypochondriac regions and the epigastric region.
True or False: The hand is distal to the elbow.
True
Distal = away from or farthest from.
True or False: If the effects of a drug are being tested by a scientific experiment, two groups would be used: a group that gets the drug and a group that gets an inactive substance. The group that gets the inactive substance is called the control group.
True
True or False: The epigastric, umbilical, and left lumbar regions are all in the middle abdominopelvic area.
False
The reference position for all body directional terms is the
a. anatomical position
b. prone position
c. supine position
d. sitting position
a. anatomical position
True or False: When reading a compass rosette in a figure, the letter P opposite the letter D stands for posterior.
False
True or False: The two major cavities of the body are the abdominal and thoracic cavities.
False. The two major cavities are the dorsal cavity and the ventral cavity.
True or False: The sensor in a feedback loop compares the actual condition to the “normal” condition the body tries to maintain.
False. The sensor in a feedback loop detects change. The control center makes the comparison.
True or False: The head and trunk are part of the axial body portion.
True
A scientific experiment testing a new drug used two groups, one getting the drug and one getting the sugar pill. The group getting the sugar pill is the
a. test group
b. hypothesis group
c. control group
d. observational group
c. control group
True or False: The mediastinum is in both the ventral and thoraic cavities.
True.
The ventral cavity includes the thoraic and abdominopelvic cavities. The mediastinum is a subdivision of the thoraic cavity.
True or False: The sensor in a negative feedback loop detects a change in the regulated condition.
True
True or False: The nose is superior to the mouth.
True.
Superior means “toward the head” or “upper” or “above”.
The lower abdominopelvic regions include the
a. right and left iliac and umbilical
b. right and left lumbar and epigastric
c. right and left lumbar and hypogastric
d. right and left iliac and hypogastric
d. right and left iliac and hypogastric
The smallest living unit of structure is considered to be at the
a. chemical level
b. cellular level
c. organ level
d. tissue level
b. cellular level
Cells are considered to be the smallest “living” structure. p. 6
True or False: Anterior and proximal are opposite terms.
False.
Anterior and posterior are opposite terms, as are proximal and distal.
True or False: The nose is on the anterior side of the body.
True.
Anterior means front. p. 7
Using the maintaining of a constant temperature in a building as an example of a feedback loop, the thermometer would be an example of a(n)
a. sensor
b. control center
c. effector
d. positive feedback loop
a. sensor
See Feedback Control, p. 14
The brain is in the
a. ventral cavity
b. cranial cavity
c. mediastinum
d. none of the above
b. cranial cavity
See Dorsal cavities, p. 9
True or False: The single method used for all scientific investigation is called the scientific method.
False.
There is no singular method for scientific investigation, p. 4
A frontal section through the head would divide
a. the forehead from the chin
b. the nose from the back of the head
c. the right eye from the left eye
d. none of the above
b. the nose from the back of the head
The frontal plane is a lengthwise plant that runs from side to side. It divides the body into anterior and posterior sections.
The term most opposite medial is
a. dorsal
b. lateral
c. superficial
d. none of the above
b. lateral
A scientific experiment testing a new drug used two groups, one getting the drug and one getting a sugar pill. If the two groups had the same result, it would indicate
a. the drug was safe and effective
b. the drug was ineffective because it did no better than the sugar pill
c. the experiment was a failure and no information could be gained
d. both B and C
b. the drug was ineffective because it did no better than the sugar pill
Review Scientific Method, p. 4
True or False: Both phospholipids and cholesterol are structural components of the cell membrane.
True.
Phospholipids and cholesterol combine to stabilize the bilayer structure of a membrane.
True or False: In the process of hydrolysis, a molecule of water is broken down to hydrogen and oxygen.
True.
Hydrolysis is a reaction caused by water itself – the water causes the disruption of bonds in large molecules.
True or False: Glucose is used by the body as a source of energy.
True.
Glucose is an important monosaccharide in the body – cells use it as their primary energy source. p. 30
True or False: The proton of the atom is found in orbitals around the nucleus.
False.
The nucleus itself contains protons (and neutrons). The orbitals contain electrons.
Which of the following has uracil as one of its nucleotides?
a. DNA
b. RNA
c. Both A and B
d. Neither A or B
b. RNA
Review nucleic acids, p. 32
The atomic mass of an atom is equal to the number of
a. electrons
b. neutrons
c. protons
d. both b and c
d. both b and c
Atomic mass = the number of protons and neutrons (found in the nucleus) combined.
Organic compounds must contain
a. oxygen
b. carbon-oxygen bonds
c. hydrogen-oxygen bonds
d. none of the above
d. none of the above
Organic compounds contain carbon-carbon covalent bonds, carbon-hydrogen covalent bonds, or both.
True or False: The ions that are dissolved in water are called electrolytes.
True
Review ionic bonds, p. 25
Which of the following organs help maintain the proper pH of body fluids?
a. Kidneys by forming urine
b. Lungs by exhaling carbon dioxide
c. Spleen by filtering the blood
d. Both a and b
d. Both a and b
See homeostasis of pH, p. 29
Which of the following acts as a chemical catalyst?
a. DNA
b. RNA
c. Enzymes
d. Phospholipids
c. Enzymes
Which of the following is not true of enzymes?
a. They function on the lock and key model.
b. They are functional proteins.
c. They are catalysts.
d. All of the above are true.
d. All of the above are true.
Review proteins, p. 32
True or False: In dehydration synthesis reactions, smaller reactants are joined to form a larger product.
True
Review water chemistry, p. 27
Which of the following is an example of a structural protein?
a. Enzymes
b. Collagen
c. Glycogen
d. None of the above
b. Collagen
Review proteins, p. 31-32
Which of the following carries a negative electrical charge?
a. Proton
b. Neutron
c. Electron
d. Both proton and neutron
c. Electron
Review atoms, p. 23
Which of the following is a disaccharide?
a. Glucose
b. Sucrose
c. Starch
d. Glycogen
b. Sucrose
See Table 2-3, p. 29
Which of the following is a lipid that can be found along with cholesterol in the cell membrane?
a. Triglycerides
b. Phospholipids
c. Both a and b
d. Neither a or b
b. Phospholipids
Review lipids, p. 31
In a dehydration synthesis reaction:
a. hydrogen and oxygen are removed from the reactants
b. water is added to the reactants
c. water is broken down into hydrogen and oxygen
d. both a and c
a. hydrogen and oxygen are removed from the reactants
This modified nucleotide plays an important role in energy transfer in the body.
a. adenosine triphosphate
b. enzymes
c. mRNA
d. glycoproteins
a. adenosine triphosphate
Review nucleic acids, p. 33
True or False: Cholesterol is an important source of energy for the body.
False
Carbohydrates are an important energy source for the body. Cholesterol is a steroid lipid that combines with phospholipids in the membrane to stabilize its bilayer structure. It also helps to create steroid hormones.
This molecule is found in DNA but not RNA.
a. guanine
b. thymine
c. uracil
d. adenine
b. thymine
Both DNA and RNA use the same bases, except RNA substitutes uracil for thymine.
True or False: The first energy level of an atom is closest to the nucleus and is the lowest energy level.
True.
Orbitals are known as energy levels. The energy level closest to the nucleus has one orbital, so it can only hold two electrons.
Which of the following is a structural protein?
a. Hormones
b. Collagen
c. Growth factor
d. Enzymes
b. Collagen
True or False: The bonds that join amino acids together to form a protein are called peptide bonds.
True
Review proteins, p. 31
Which of the following lipids do not contain fatty acids?
a. Phospholipids
b. Cholesterol
c. Triglycerides
d. Both a and b
b. Cholesterol
p. 30-31
The second energy level of an atom
a. as four orbitals
b. can hold eight electrons
c. is a lower energy level than the first energy level
d. both a and b
d. both a and b
Review atoms, p. 24
True or False: An atom with 15 protons and 15 electrons would have an atomic mass of 30.
False
Atomic mass is calculated by adding protons and neutrons. With the information provided, you can only calculate the atomic number (15).
If an atom had 20 protons and 18 electrons, it would
a. have a negative 2 charge
b. have a plus 2 charge
c. be attracted to a positively charged ion
d. both a and c
b. have a plus 2 charge
If a molecule has more protons than electrons, it has a positive charge. In this case, it has two more protons than electrons.
Low blood pH results in a condition called
a. alkalosis
b. acidosis
c. atherosclerosis
d. hydrolysis
b. acidosis
See homeostasis of pH, p. 29
True or False: Glucose is used by the body as a source of energy.
True
Glucose is an important monosaccharide in the body – cells use it as their primary energy source. p. 30
True or False: Phospholipids and triglycerides both contain fatty acids.
True
Review lipids, p. 30