Simple diffusion - Study guides, Class notes & Summaries

Oxygen is transferred from mom to fetus via the placenta through? – Passive (Simple) Diffusion Intervillous space perfusion is dependent on? – Adequate Uterine Blood Flow Maternal Fetal Exchange is best promoted by which maternal position? – Either Rt or Lt Lateral What is transfer down the concentration gradient from higher to lower called? – Diffusion The most likely physical rationale for recurrent late decels after epidural is? – Maternal Sympathetic Blockade Which FHR pa...

ASVAB MEPS Exam 223 Questions with Verified Answers A radar is designed to report the track of an aircraft every second. If this radar reports 30 tracks in one minute, what percentage of the time did the radar track the aircraft? - CORRECT ANSWER 50% Jerry walked a dog from 6:40 a.m. to 7:30 a.m. one day. If he was paid at the rate of $6 per hour, how much did he earn that day? - CORRECT ANSWER $5.00 A woman is looking for a bigger square office. She finds an office twice the area of he...

integral proteins - correct answer Penetrate the hydrophobic interior of the lipid bilayer. Commerce via facilitated or active. peripheral protein - correct answer A protein loosely bound to the surface of a membrane or to part of an integral protein and not embedded in the lipid bilayer. Carbohydrate group - correct answer Linked with protein or lipids and function as adhesion. Cholesterol - correct answer Steroid common in cell membranes, also in many hormones. Functions as suppor...

Exam 2: BIOS255 / BIOS 255 (Latest Update 2024 / 2025) Anatomy & Physiology III with Lab | Test Study Guide | 100% Correct | Grade A - Chamberlain Question: capillary exchange Answer: diffusion, transcytosis, bulk flow Question: Diffusion Answer: Substances such as oxygen, carbon dioxide, glucose, amino acids, and some hormones cross capillary walls via simple diffusion Question: Transcytosis Answer: Large, lipid-insoluble molecules (like insulin) cross capillary ...

AQA A LEVEL BIOLOGY Paper 1 2024 What is the function of the cell membrane? - ANS To control what enters and leaves the cell, acts as a barrier between the cell and its environment. What structural feature of the cell membrane allows substances to enter/leave? - ANS Partially permeable What is the fluid mosaic model? - ANS States that a membrane is a fluid structure (because phospholipids are constantly moving) with a "mosaic" of various proteins embedded in it Describe t...

Exam 3: BIOS255 / BIOS 255 (Latest Update 2024 / 2025) Anatomy & Physiology III with Lab | Exam Weeks 5 – 7 Review | 100% Correct | Grade A - Chamberlain Question: External respiration Answer: exchange of gases between alveolar air and blood in pulmonary capillaries Question: Simple diffusion Answer: the reason o2 and co2 move across alveolar membrane Question: simple diffusion Answer: movement of a solute from an area of high concentration to an area of low con...

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Chapter 1 – The Science of Nutrition Multiple Choice Answer, level, page Level: K = knowledge, A = application/critical thinking What Do We Mean by “Nutrition”? (pp. 5-8) a A 6 1. Which of the following ingredients in a box of toaster pastries would contribute macronutrients to one’s diet? a. Water, high-fructose corn syrup, egg yolk b. Niacin, folic acid, sucralose c. Riboflavin, salt, sodium benzoate d. Thiamin mononitrate, soybean oil, sugar c K 5 2. The term “n...

Exam 2: BIOS 251 / BIOS251 (2024/ 2025 Update) Anatomy and Physiology I Review with Questions and Verified Answers| 100% Correct| Grade A -Chamberlain Q: Which of the following is needed in order for aerobic respiration to take place A. Carbon dioxide B. Oxygen C. Nitrogen D. Water Answer: Oxygen Q: Which of the following is a product of aerobic cellular respiration? (Select all that apply) A. Carbon dioxide B. Oxygen C. Nitrogen D. Water E. ATP Answer: A. Carbon dioxide...

Egan's Chapter 9 - The Respiratory System Questions With 100% Correct Answers. a. Continuous absorption of oxygen (O2) and excretion of carbon dioxide What is the primary purpose of the respiratory system? a. Continuous absorption of oxygen (O2) and excretion of carbon dioxide b. Filtering to prevent allergens and microbes from reaching the lungs c. Transport oxygenated blood to the tissues d. Warm and humidify inspired gas d. Exchange of gases between the blood and the tissue What is...