Sexually Transmitted Diseases
Key Concepts: STDS are transmitted through sexual contact. The risk of being infected with an STD increases as the number of sexual partners increases. STDs sometimes produce no symptoms. People may not realize they are infected, and therefore do not seek treatment. Vocabulary: communicable disease, epidemic Sexually Transmitted Diseases What Are STDs? Main Idea: Anyone who has sexual contact with another person risks contracting a sexually transmitted disease. Sexually transmitted […]
Fighting Communicable Diseases
Key Concepts: Physical and chemical barriers stop or destroy many pathogens before they can cause disease. Your body’s immune system fights pathogens with the inflammatory response and specific defenses. Vaccinations protect you from specific communicable diseases Vocabulary: immune system, inflammatory response, phagocytes, antigens, immunity, lymphocyte, antibody, vaccine Physical and Chemical Barriers Main Idea: Physical and chemical barriers […]
Common Communicable Diseases
Key Concepts: Many communicable diseases start in the respiratory tract. Hepatitis, a widespread viral disease, attacks the liver. Practicing good hygiene and avoiding risk behaviors can help protect you from some communicable diseases. Vocabulary: respiratory tract, mucous membrane, pneumonia, jaundice, cirrhosis Respiratory Infections Main Idea: Many diseases begin as respiratory infections. Many communicable diseases occur in the respiratory tract, the passageway that […]
Communicable Diseases
Key Concepts: Communicable diseases are caused by pathogens. Communicable diseases can spread through direct contact, indirect contact, and airborne transmission. To reduce your risk of disease, wash your hands regularly, eat properly, exercise, and avoid contact with vectors. Vocabulary: communicable disease, infection, virus, bacteria, toxins, vector Understanding Communicable Diseases Understanding the Causes of Communicable Diseases Main […]
Birth Through Childhood
Key Concepts: Infants and children complete a variety of tasks during four stages of development. Health screenings during childhood can identify problems, and monitor growth and development. Keeping your health history and your immunizations current is important for your individual health. Vocabulary: developmental tasks, autonomy, scoliosis Birth Through Childhood Childhood Main Idea: Each child passes through four stages of development during infancy and childhood. Our lives can be divided into eight […]
Heredity and Genetic
Key Concepts A person’s DNA determines his or her individual characteristics. Children inherit genetic traits from their parents. Genetic disorders are caused by defects in genes. Genetic research provides an opportunity to correct some genetic disorders. Vocabulary: chromosomes, genes, DNA, genetic disorders, amniocentesis, chorionic villi sampling, gene therapy Heredity and Genetics Heredity Main Idea: Heredity is the passing of physical traits from parents to their children. […]
Prenatal Development and Care
Key concepts A human fetus begins with the joining of a female egg and a male sperm.A pregnant female must avoid tobacco, alcohol, drugs, and environmental hazards. Expectant parents have many options regarding the location and method of delivery of their baby. The birth of a baby takes place in three steps: labor, delivery, and afterbirth. Vocabulary: fertilization, implantation, embryo, fetus, prenatal care, fetal alcohol syndrome Prenatal […]
Female Reproductive System
Key Concepts: The major structures of the female reproductive system include the ovaries, fallopian tubes, uterus, cervix, and vagina. Menstruation is the shedding of the uterine lining. Breast self-exams should be done in two phases: lying down and standing in front of a mirror. Problems include menstrual cramps, PMS, vaginitis, infertility- related disorders such as endometriosis and PIO, and cancer. Vocabulary: eggs, ovaries, uterus, ovulation, fallopian tubes, vagina menstruation, cervix The Female Reproductive […]
Male Reproductive System
Male Reproductive System Key Concepts: The external organs include the penis, testes, scrotum,seminal vesicles, vas deferens, epididymis, prostate and Cowper’s glands, and urethra. Care of the male reproductive system involves getting medical checkups, bathing regularly, protecting against injury, performing self-exams, and abstaining from sexual activity. Problems include inguinal hernias, sterility, and testicular and prostate cancer. Vocabulary: sperm, testosterone, testes, scrotum, penis, semen, sterility […]
Endocrine System
Key Concepts: The endocrine glands are organs or groups of cells that secrete hormones into the bloodstream. To care for your endocrine system, get plenty of rest, eat well and avoid stress. Problems of the endocrine system include diabetes mellitus hypothyroidism, goiter, and growth disorders. Vocabulary: endocrine glands, thyroid gland, parathyroid glands, pancreas, pituitary gland, adrenal glands The Endocrine System How the Endocrine System Works Main Idea: The endocrine system includes various organs that work together to […]
