Waec 2023 Health Science Theory and Objective Questions and Answers.
Health Science Theory Answers
(1a).
Orthodox medicine refers to the use of pharmaceutical drugs, surgical procedures, and other interventions to manage various health conditions.
(1b).
(i) Primordial prevention
(ii) Primary prevention
(iii) Secondary prevention
(iv) Tertiary prevention.
(2a)
Popular dynamics refers to the collective behavior, trends, and movements within a society or culture that gain widespread popularity and influence.
(2b).
(i) Birth rate
(ii) Death rate
(iii) Migration
(iv) Age Structure
(v) Life Expectancy
(vi) Fertility Rate
(vii) Economic Conditions.
(4a)
A school health programme is a collaborative effort of the school administration, health professionals, educators, students, parents, and the community.This program focuses on promoting healthy lifestyles and creating a safe and supportive environment for students to learn and grow.
(4b).
(i) Health Education: This includes teaching students about healthy behaviors, such as healthy eating, physical activity, and stress management.
(ii) Physical Education: This provides opportunities for students to engage in physical activity and develop lifelong habits of regular exercise.
(iii) Health Services: This includes access to school nurses, health screenings, and referrals to healthcare professionals as needed.
(iv) Mental Health Services: These services support students in dealing with stress, anxiety, depression, and other mental health concerns.
(v) Nutrition Services: This includes providing healthy meals and snacks, nutrition education, and support for students with special dietary needs.
(vi) Healthy School Environment: This includes strategies for creating a safe and supportive school culture, addressing bullying and violence, and promoting positive relationships.
(vii) Parent and Community Involvement: This involves engaging families and community organizations in promoting student health and well-being.
(viii) Staff Wellness: This includes promoting the health and well-being of school staff members through wellness programs and resources.
(ix) Health Promotion for Staff: This involves providing staff with resources to help them lead healthy lives and model healthy behaviors.
(x) Crisis Management: This includes developing plans and resources to address emergencies, such as natural disasters, health emergencies, or school violence.
(5a) .
(i) Standing posture - proper balance and alignment of the musculoskeletal system while standing.
(ii) Sitting posture - maintaining an upright position with the back and shoulders straight while sitting.
(iii) Lying posture - maintaining a proper alignment of the body while lying down, such as sleeping on the back or the side
(iv) Kneelingposture - placing one or both knees on the ground while keeping the back straight.
(v) Squatting posture - bending at the knees and hips while keeping the back straight to maintain balance while squatting
(vi) Walking posture - maintaining an upright posture while walking, with the shoulders relaxed and the arms moving naturally.
(5b).
(i) Maintaining good posture - be mindful of your posture while standing, sitting, and walking.
(ii) Ergonomic workstations - make sure your workstation is set up in a way that allows you to maintain a proper posture while working.
(iii) Regular exercise - exercising regularly can help strengthen the muscles that support good posture.
(iv) Using supportive footwear - wearing shoes that provide adequate support for the feet and legs can help prevent postural defects.
(v) Taking breaks - if you have to sit or stand for long periods of time, take breaks to stretch and move around to prevent muscle fatigue and stiffness.
(6a).
Antenatal specifically refers to the care and medical attention provided to a pregnant woman to ensure the health and well-being of both the mother and the developing fetus.
OR
Antenatal refers to the medical care that a mother receinaturally.g pregnancy to ensure the health of both the mother and baby which typically includes prenatal check-ups, ultrasound scans, blood tests, and education on healthy pregnancy habits such as proper nutrition and exercise.
(6b).
Artificial insemination is a fertility treatment method that involves the deliberate introduction of sperm into a woman's reproductive system with the goal of achieving pregnancy. It is a medical procedure commonly used to assist individuals who are experiencing difficulty conceiving naturally due to various reasons.
OR
Artificial insemination is a fertility treatment in which sperm is artificially introduced into a woman's reproductive system to fertilize an egg. This procedure is typically used when a couple experiences fertility challenges or when a single person desires to have a child without a partner.
(6i).
Antenatal refers to the period of time before the birth of a baby. It involves the medical care that a mother receives during pregnancy to ensure the health of both the mother and baby. Antenatal care typically includes prenatal check-ups, ultrasound scans, blood tests, and education on healthy pregnancy habits such as proper nutrition and exercise.
(6ii).
Artificial insemination is a fertility treatment in which sperm is artificially introduced into a woman's reproductive system to fertilize an egg. This procedure is typically used when a couple experiences fertility challenges or when a single person desires to have a child without a partner.
(7a).
(COMPLETE THE TABLE)
ENDOCRINE
(i) They do not have ducts
(ii) They secrete into the blood
(iii) The secretion contains hormones
EXOCRINE GLAND
(i) They have ducts
(ii) They secrete into the ducts
(iii) The secretion is enzymatic
(7b).
(COMPLETE THE TABLE)
ENDOCRINE GLAND
-EXAMPLES-
(i) Pituitary Gland
(ii) Thyroid Gland
ONE SECRETION OF EACH GLAND
(i) Growth Hormone
(ii) Thyroxine
EXOCRINE GLAND
EXAMPLES-l
(i) Salivary Glands
(ii) Sebaceous Glands
ONE SECRETION OF EACH GLAND
(i) Amylase
(ii) Sebum
(7c)
(i) Sensory Neurons
(ii) Motor Neurons
(iii) Interneurons.
(7d).
(i) Blinking of eyes
(ii) Sneezing
(iii) Yawning.
(8a).
(i) Poor academic performance
(ii) Loss of respect from peers and authority figures
(iii) Health complications and physical harm
(iv) Damaged relationships with family and friends
(v) Decreased productivity and motivation
(vi) Increased financial burden
(vii) Participation in risky or dangerous behavior
(viii) Negative impact on mental health and emotional wellness.
(8b).
(i) Seek professional help from a counselor or therapist
(ii) Join support groups such as Alcoholics Anonymous or Nicotine Anonymous
(iii) Limit alcohol and cigarette use to social situations only
(iv) Practice stress-reducing activities such as exercise, meditation or yoga
(v) Set achievable goals and track progress
(vi) Reward oneself for making progress and achieving success.
(8c).
(i) Alcohol use disorder (alcoholism)
(ii) Cigarette smoke-related lung cancer
(iii) Chronic obstructive pulmonary disease (COPD)
(iv) Cardiovascular disease.
(v) Mental health issues such as anxiety or depression.
(8d).
(i) Nicotine
(ii) Tar
(iii) Carbon monoxide
(iv) Chemicals such as formaldehyde, ammonia, and benzene
(v) Heavy metals such as lead, arsenic, and cadmium.
(8e).
(i) Smokeless tobacco such as chewing tobacco or snuff
(ii) Hookah or water pipe smoking
(iii) Electronic cigarettes or vaping
(iv) Roll-your-own cigarettes or pipe smoking.
(8f).
(i) Peer pressure and social acceptability
(ii) Stressful situations or difficult life circumstances
(iii) Curiosity or experimentation
(iv) Lack of knowledge or understanding about the health risks involved.
(9a) .
(i) Electrical hazards
(ii) Mechanical hazards
(iii) Chemical hazards
(iv) Ergonomic hazards
(v) Fire hazards
(9b)
(i) Safety goggles to protect the eyes
(ii) Earplugs or earmuffs to protect the ears
(iii) Steel-toed boots to protect the feet
(iv):Hard hat to protect the head
(v) Gloves to protect the hands
(9c)
(i) Regular safety training and reminding the operator of the hazards
(ii) Providing incentives for following safety rules
(iii) Disciplinary actions may be taken if safety rules are repeatedly disregarded
(9d) .
(i) Eyes
(ii) Ears
(iii) Hands
(iv) Feet
(v) Head/brain
(9ei).
(i) Burns
(ii) Cuts and lacerations
(iii) Fractures
(iv) Electrocution.
(9eii).
(i) Greater awareness of workplace safety
(ii) Improved employee health
(iii) Cost savings for employers
(iv) Employees engagement
(v) Improved job performance.
WAEC HEALTH SCIENCE OBJECTIVES ANSWERS
01-10: CCDADADCAD
11-20: ABADCBBBDC
21-30: CDCCAABBAB
31-40: CBCCCBDDAB
41-50: ADBABCBDBB
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