CNA Chapter 1-24 Questions and Verified Answers (2023/ 2024)

CNA Chapter 1-24 Questions and Verified Answers (2023/ 2024) Homeostasis - ANS relatively constant internal physical and chemical conditions that organisms maintain Metabolism - ANS the chemical processes that occur within a living organism in order to maintain life. Organs - ANS Groups of tissues that work together to perform a specific function or related functions Tissues - ANS Groups of cells with a common structure and function. Cells - ANS The basic unit of structure and function in all living things integument - ANS skin dilate - ANS to make larger; expand constrict - ANS To draw together or become smaller Bones - ANS provide a resting ground for muscles and protection of vital organs joint - ANS A place in the body where two bones come together atrophy - ANS to waste away (muscle) contracture - ANS The lack of joint mobility caused by abnormal shortening of a muscle Central Nervous System (CNS) - ANS brain and spinal cord Peripheral Nervous System (PNS) - ANS deals with the periphery or outer part of the body via the nerves that extend throughout the body Systole - ANS Contraction of the heart Diastole - ANS the heart chambers fill with blood Respiration - ANS the body taking in oxygen and removing carbon dioxide inspiration - ANS breathing in expiration - ANS breathing out sputum - ANS mucous secretion from the lungs, bronchi, and trachea expelled through the mouth