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Antanya Metusala

Human Physiology Week 1-6

QuestionAnswer
What is homeostasis?
 The body’s ability to maintain a stable internal environment despite external changes.
Which two systems primarily control homeostasis? The nervous and endocrine systems.
What are biomolecules?
 Molecules essential for life, including carbohydrates, lipids, proteins, and nucleic acids.
What is the main function of carbohydrates?
 To provide energy for cellular processes.
What is the basic unit of life?
 The cell.
What is the function of the mitochondria? To produce ATP through cellular respiration.
What are the four main types of tissues in the body?
 Epithelial, connective, muscle, and nervous tissue.
What is the largest organ of the body?
 The skin.
What are the main functions of the skeletal system? Support, protection, movement, storage of minerals, and blood cell production.
What connects bones to muscles?
 Tendons.
What connects bones to other bones?
 Ligaments.
What is an articulation?
 A joint where two or more bones meet.
What are the three main types of joints?
 Fibrous, cartilaginous, and synovial joints.
What is the sliding filament theory? It explains how muscles contract through the sliding of actin and myosin filaments.
What molecule provides the energy for muscle contraction?
 ATP.
Created by: antanya metusala
 

 



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