Mammalian circulation - Study guides, Class notes & Summaries

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 the...

Red blood cell Correct Answer-Most abundant type of cell in the human body Sodium ions Correct Answer-What substance has the highest extracellular fluid to intracellular fluid concentration ratio for most mammalian cells? Capillaries Correct Answer-Exchange of substances between the cardiovascular system and the interstitial fluid occurs mainly through what? 1 minute Correct Answer-When a person is at rest, how much time is required for the blood in the circulation to traverse the entir...

diagnostic characteristics of mammals correct answers - mammary glands - sweat glands - enamel - hair - neopallium - external pinna & auditory tube (canal) skin part of the ear - secondary palate - dentary squamosal jaw articulation skeletal characteristics of mammals correct answers - three middle ear ossicles present - mandible consists of only one bone; the dentary - double occipital condyle instead of only one - lumbar ribs absent - secondary (false) palate present ...

PNB Unit 2: Heart (Gross Anatomy) Exam 2024 what is required for blood to be able to move through the tubes of the body? -Answer-a pressure gradient pressure creates ________ -Answer-flow substances always move from areas of ____ pressure to ____ pressure -Answer-high to low pressure areas what helps create pressure gradients? -Answer-pumps is the circulatory system an open or closed system? -Answer-closed is the relationship between pressure and volume direct or inverse? -Answer-inverse...

PNB Unit 2: Heart (Gross Anatomy) Exam 2024 what is required for blood to be able to move through the tubes of the body? -Answer-a pressure gradient pressure creates ________ -Answer-flow substances always move from areas of ____ pressure to ____ pressure -Answer-high to low pressure areas what helps create pressure gradients? -Answer-pumps is the circulatory system an open or closed system? -Answer-closed is the relationship between pressure and volume direct or inverse? -Answer-inverse...

FTCE Biology 6-12 Sample Test Questions with 100% Correct Answers A student designed a science project testing effects of light and water on plant growth. You recommend that she - Correct Answer ️️ -Omit either water or light as a variable Identify the control: A student had 4 plants grown under the following conditions and measures photosynthetic rate by measuring mass. 2 plants in 50% light and 2 plants in 100% light. - Correct Answer ️️ -Plants grow in 100% light. In an experim...

Energy Balance - ANS Occurs when energy consumed equals energy expenditure. -Energy in vs. Energy out -Energy in= BMR + TEF + PA Energy Units of Measure - ANS Kilojoules (kJ) -Unit of Work Kilocalories (kcal) -Unit of heat -1,000 calories= 1 kcal Sources of Stored Energy in the Body - ANS Glycogen -In liver and muscle -1,400 kcal Glucose or Lipids -In body fluids -100 kcal Triglyceride -In adipose tissue -115,000 kcal Protein -In muscle -...

Who gets harmed, who benefits in each type of interaction? - • Mutualism (prey and predatory benefit from interaction) • Consumption (one benefits and one is harmed by interaction. Includes: predation, parasitism, herbivory) • Competition (both are harmed by interaction - but one harmed more than the other) What is "facilitation" and how does it play out over time? - Facilitation: an interaction in which one species has a positive effect on the survival and reproduction of another ...

Chapter 1. Functional Organization of the Human Body and Control of the “Internal Environment” Test Bank 1. The most abundant type of cell in the human body is which of the following? A. Neuron B. Epithelial cell C. Red blood cell D. White blood cell E. Vascular smooth muscle cell F. Skeletal muscle cell ANS: C 2. The most abundant substance in the human body and the approximate percentage of that substance in the body is which of the following? A. Protein, 30% B. Protein,...

Test Bank For Guyton and Hall Textbook of Medical Physiology (Guyton Physiology) 14th Edition By John E. Hall Micheal E. Hall. |All Chapters Covered | Latest Guide. Chapter 01: Functional Organization of the Human Body and Control of the ―Internal Environment‖ Hall: Guyton and Hall Textbook of Medical Physiology, 14th Edition MULTIPLE CHOICE 1. Which of the following statements about homeostasis is incorrect? a. It refers to the maintenance of a stable internal environment for the body...