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Study with Quizlet and memorize flashcards containing terms like how many muscles are there in the body, 4 types of tissue in the body, what do muscles do and more.
nucleus. directs cell activities, most of which take place in the cytoplasm; usually located near the center of the cell. organelle. specialized structure that performs a specific function. intracellular. substances inside the cell. extracellular. substances outside the cell. membrane potential.
Terms in this set (28) The ______________ regulates the body's internal functions and the way a person reacts to the world. nervous system. The nervous system consists of two main parts: the ______________________ and the __________________________. central nervous system, peripheral nervous system.
Sep 7, 2024 · Flexion refers to a movement that decreases the angle between two body parts. Flexion at the elbow is decreasing the angle between the ulna and the humerus. When the knee flexes, the ankle moves closer to the buttock, and the angle between the femur and tibia gets smaller.
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Anatomical terms of movement are used to describe ways in which the body moves due to the action of certain muscles. This movement will occur at a joint which is an articulation between at least 2 bones. The main movements in the sagittal plane are flexion and extension.
More than 200 free multiple-choice quizzes to help you learn the anatomy, physiology and pathology of the human body. With anatomy quizzes from beginner to advanced, it's great for students of biology, nursing, medicine, and massage therapy; but it should be fun for anyone, and will even help you do well at the pub quiz!
Mar 22, 2023 · 1. THESE ARE THE SIMPLEST STRUCTURAL AND FUNCTIONAL UNIT OF A LIVING ORGANISM. A. PLASMA MEMBRANE. B. NUCLEUS. C. RIBOSOMES. D. CELL. E. CILIA. Correct Answer. D. CELL. Explanation. A cell is the simplest structural and functional unit of a living organism.
