biology 20 review exam questions and answers verified solutions.

Why is the study of human anatomy and physiology important? - correct answer it is one of the most effective way to obey gods commands. what is the four kinds of tissue found in the human body? - correct answer epithelial, connective, muscle, nervous. what is epithelial tissue made up of? - correct answer covers and lines for protection of the body what is connective tissue made up of? - correct answer gives the body support for protection. what is muscle tissue made up of? - correct answer cells that can contract. what is nervous tissue made up of? - correct answer the brain, spinal cord, and nerves. what is the single purpose of every organ system in the human body? - correct answer maintain homeostasis. what is the one exception of maintaining homeostisis for every organ in the body? - correct answer reproduction. what is the main function of the integumentary system? - correct answer protects body from antigens. what is the main function of the lymphatic system? - correct answer to protect the body from antigen. what is the main function of the skeletal system? - correct answer to support the body. what is the main function of the muscular system? - correct answer for motion and movement. what is the main function of the respiratory system? - correct answer to exchange and breathe. What is the main function of the circulatory system? - correct answer to transport. what is the main function of the digestive system? - correct answer nutrion and eliminate wastes. what is the main function of the urinary system? - correct answer maintain water and eliminates. what is the main function of the nervous system? - correct answer sensory information. what is the main function the endocrine system? - correct answer regulation. what is the main function of the reproductive system? - correct answer reproduction. which two body systems are mostly responsible for movement? - correct answer skeletal and muscular. which two body systems transport needed nutrients around the body? - correct answer circulatory and digestive. which two body systems are most closely related to immunity? - correct answer integumentary and lymphatic. which two body systems are most closely related to water intake, eating, and nutrition? - correct answer urinary and ------ which two body systems help the body control itself in its environment? - correct answer endocrine and nervous. what part of the skin does sunburn most often affect? and why? - correct answer epidermis, top layer of the skin and is exposed to sun. what does sense of touch works with what function? - correct answer nervous. shivering works with what function? - correct answer muscular. immunity works with what function? - correct answer lymphatic. sweating works with what function? - correct answer urinary. name two organs of the lymphatic system? - correct answer spleen and thymus. what is the purpose of the lymphatic system? - correct answer to protect our bodies from antigens. where is the place of origin for B and T cells? - correct answer bone marrow. where is the place maturation for T cells? - correct answer thymus. where is the place of maturation for B cells? - correct answer spleen. what type of immunity do T cells have? - correct answer cell mediated. what type of immunity do B cells have? - correct answer humoral. where is the location of antigen in T cells? - correct answer in the cell. where is the location of antigen in B cells? - correct answer between the cells. what is the main difference between and primary and secondary response? - correct answer primary is the first time that the body is exposed and secondary occurs at any sub cant exposure. what is an antigen? - correct answer foreign substance. different between anatomy and physiology? - correct answer anatomy is the study of man and the physical make up; physiology is the study of life processes. how does the skin maintain homeostasis? - correct answer they provide protection and body regulation. what causes acne? - correct answer when sebaceous glands become inflamed and build up white blood cells.