80 Questions
What is the primary cause of death in Americans?
Heart disease
What is the estimated percentage of people who will receive a cancer diagnosis in their lifetime?
40%
What is the primary factor contributing to the opioid crisis in the United States?
Pharmaceutical companies pushing opioid prescriptions
What is the term for the scientific study of viruses?
Virology
What is the size range of viruses?
17 nanometers to 1.5 micrometers
What is the primary reason scientists consider viruses nonliving?
because they are not able to reproduce on their own
What is the term for a substance that kills all living microbes on an inanimate object or surface?
sterilant
What is the primary function of vector control?
to eradicate agents of disease transmission
What is the key difference between an infection and a disease?
the cause, or etiology, of the illness
What is an example of a noninfectious disease?
autoimmune disease
What is Pneumocystis jirovecii pneumonia an example of?
An opportunistic infection
What is the primary characteristic of anorexia nervosa?
Distorted body image and extreme caloric restriction
What is the main difference between the two categories of anorexia nervosa?
The method of weight control
What is a key feature of bulimia nervosa?
Recurrent binge eating and self-induced vomiting
What is the main focus of environmental health?
The impact of the environment on human health
What is a chemical hazard?
A non-biological substance that has the potential to harm or cause a negative impact to the health and overall life of a human.
What is the main purpose of environmental health?
To promote and sustain a healthy and safe life for human-beings.
What is dyspnea?
Difficult or labored breathing.
What is the purpose of regional anesthesia?
To numb a larger portion of the body.
What is a possible risk of using general anesthesia?
Allergic reactions and bad reactions.
What is the meaning of the term anesthesia?
Without feeling or sensation
What is the purpose of analgesics?
To relieve or reduce pain
What is the difference between local and general anesthesia?
Local anesthesia only targets a small area of the body, while general anesthesia affects the entire body
What is the rare but serious risk of general anesthesia?
Malignant hyperthermia
What is the purpose of anesthesiologists?
To monitor the patient's vital signs during medical procedures
What is the main function of the palisade layer in a leaf?
To absorb sunlight and promote photosynthesis
What is the role of guard cells in a leaf?
To control the opening and closing of stomata
What is the term for the process where some prokaryotes transform atmospheric nitrogen into bioavailable forms?
Nitrogen fixation
What is the primary function of osteology?
The scientific study of bones and their functions
What is the main difference between analgesia and anesthesia?
Analgesia stops pain, while anesthesia stops both pain and sensation
What is the term for the scientific study of plants?
Botany
What is the term for the bony framework of the human chest?
Thoracic cage
What is the structure that protects the flower bud?
Calyx
What is the primary function of the cuticle in leaves?
To protect the leaf from excess water loss and chemical damage
What is the characteristic that distinguishes monocots from dicots?
The number of seed leaves
What is the primary purpose of pollination in plants?
To facilitate the continuous reproduction and survival of plants
What is the main function of cellulose in plant cells?
To provide rigidity and structure to plant cells
What is the term for vascular plants that reproduce by using flowers whose seeds have two seed leaves?
Dicotyledons
What is the role of cotyledons in the growth of a plant?
To provide nutrients to the plant
What is the chemical formula of cellulose?
(C6H10O5)n
What is the leading cause of death in Americans?
Heart disease
What is a characteristic of giant viruses?
They are typically around 700-1000 nanometers in length
What is a major health problem in the United States that has been impacted by increased education?
HIV
What is a factor that contributed to the opioid crisis in the United States?
Pharmaceutical companies pushing opioid prescriptions
What is the size range of viruses?
17 nanometers to 1.5 micrometers
In anorexia nervosa, what is the primary factor driving the behaviors of extreme caloric restriction and fear of gaining weight?
Cultural influences and body dysmorphia
What is the characteristic that distinguishes bulimia nervosa from anorexia nervosa?
Recurrent binge eating and compensatory behavior
What is the primary goal of environmental health?
To prevent and reduce the impact of environmental hazards on human health
What is the term for the sensation of lack of control over eating during a binge eating episode in bulimia nervosa?
Loss of control
What is the term for the removal of food through laxative, water pill, or vomiting in bulimia nervosa?
Purging bulimia
What is the primary concern of environmental health?
To promote and sustain a healthy and safe life for humans
What is an example of a cultural hazard?
Occupation or behavioural choices
What is the purpose of local anesthesia?
To numb a very small portion of the body
What is an example of an indoor hazard?
Radon gas
What is the term for difficult or labored breathing?
Dyspnea
What is the primary reason why viruses are considered nonliving?
They are not able to reproduce on their own and are metabolically inert
What is the purpose of a vaccine?
To improve the immune system's fight against disease
What is the difference between an infection and a disease?
An infection is the invasion of the body by a pathogen, while a disease is the illness that arises from it
What is the term for a living agent that harbors and transmits a pathogen to another living being?
Vector
What is the term for the process of filtering water, cleaning sewage, and neutralizing toxins to promote public health?
Sanitation
What is the origin of the term 'anesthesia'?
From an ancient Greek philosopher named Dioscorides
What is the primary function of NSAIDs?
To treat inflammations without the use of steroids
What stage of general anesthesia is characterized by involuntary movements and vomiting?
Stage 2, where the patient is in a REM stage
What is the primary function of anesthesiologists?
To monitor the patient's vital signs during surgery
What is the chemical released by damaged cells that alert the brain about pain?
Prostaglandins
Which layer of cells in a leaf is responsible for the bulk of photosynthesis?
Palisade layer
What is the process by which some prokaryotes transform atmospheric nitrogen into bioavailable forms?
Nitrogen fixation
What is the term for the study of plants?
Botany
What is the structure that opens and closes under the control of guard cells in order to facilitate gas exchange and transpiration?
Stoma
What is the term for the reproductive structures of the largest and most common group of plants: the angiosperms?
Flowers
What is the primary function of osteology?
To study the structure of bones and their functions
What is the main difference between analgesia and anesthesia?
Analgesia stops pain, while anesthesia stops sensation and consciousness
What is the function of the cuticle in leaves?
To protect the leaf from excess water loss and from chemical or physical damage
What is the classification of plants that have seeds but no flowers?
Gymnosperms
What is the purpose of the thoracic cage in the human body?
To protect organs like the heart and lungs
What is the primary purpose of pollination in plants?
To support continuous reproduction and survival
What is the function of cotyledons in the growth of a plant?
To provide nutrients for growth
What is the characteristic that distinguishes dicotyledons from other plants?
The presence of seeds with two seed leaves
What is the role of cellulose in plant cells?
To provide structural support and determine shape
What is the method of pollination used by wind-pollinated plants?
Lightweight and smooth pollen
Test your knowledge on the major health problems in the United States, including the impact of the COVID-19 pandemic, cancer, and heart disease. Learn about the leading causes of death and the prevalence of different diseases in the country. How well do you know the health issues affecting Americans?
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