Sophia Human Biology Study guides, Class notes & Summaries

1 — Cardiovascular System Understand the system of blood vessels. What vessels carry blood away from the heart? • a.) Veins • b.) Atria • c.) Arteries • d.) Venules 2 — Heart and Blood Flow Identify the major structures of the heart and the specific role in the overall functioning of the heart. Which of the following describes the atrium? • a.) The thick wall that divides the heart in half • b.) The upper chamber of each half of the heart • c.) The lower chamber o...

1 — Female Reproductive System Identify organs and glands associated with the female reproductive system. Which of the following is a mature egg cell? • a.) Zygote • b.) Ovum • c.) Embryo • d.) Oocyte 2 — Ovarian Cycle and Menstrual Cycle Determine the components of the ovarian and menstrual cycles. Which hormone released during the menstrual cycle prepares the endometrium for implantation? • a.) Adrenocorticotropic • b.) Follicle stimulating hormone • c.) Luteini...

1 — Bone Structure and Growth Understand the structure of bone as well as how bones grow. Children tend to have more __________ bone marrow, most of which becomes __________ bone marrow as they become adults. • a.) yellow; red • b.) calcified; fatty • c.) fatty; calcified • d.) red; yellow 2 — Homeostasis and Bone Remodeling Determine how and why bones undergo remodeling. Which of the following is released by the brain when too much calcium is in the blood? • a.) Parath...

Sophia Human Biology Milestone You passed this Milestone 14 questions were answered correctly. 6 questions were answered incorrectly. 1 Which node does a pacemaker assist? CONCEPT Cardiac Cycle and Cardiac Conduction System 2 What muscular tubes, not supported by cartilage, help regulate airflow into and out of the lungs? CONCEPT Lower Respiratory Tract 3 Which antibody that inhibits pathogens from binding to the body's cells is found in endo...

1 — Digestion Identify the parts of the digestive system and the roles they play. Which part of the digestive system stores food to mechanically and chemically break it down? • a.) Stomach • b.) Large intestine • c.) Small intestine • d.) Esophagus 2 — The Alimentary Canal Identify the parts of the alimentary canal and the roles they play. The alimentary canal is another name for what? • a.) The esophagus • b.) The small intestine • c.) The whole digestive tract ...

Blonde hair (represented as b) is a recessive trait. If Julie has blonde hair, which of the following could have been her parents' genotypes? BB, bb Bb, BB BB, BB Bb, bb CONCEPT Punnett Squares I need help with this question 2 Which component of blood plays a role in the immune system? White blood cells Platelets Red blood cells Plasma CONCEPT Blood I need help with this question 3 What do all nucleotides have? A

Sophia - Human Biology - Unit 6 Challenge 1 with questions and answers If one strand of a DNA double helix has bases "ATCCGC," what bases are on the other strand of the helix?

Sophia - Human Biology - Unit 3 Challenge 1 Which part of the neuron transmits signals to other neurons, glands or muscle cells?

Sophia - Human Biology - Unit 5 Challenge 3. with questions and answers What body part develops from the ectoderm?

Sophia - Human Biology - Unit 5 Challenge 1. with both questions and answers Which best describes the endocrine system?