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Anatomy and Physiology Overview
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Anatomy and Physiology Overview
Anatomy and Physiology Overview
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1
Question
What is the origin of the term 'anatomy'?
Answer
The term anatomy is derived from two Greek words: 'tomy' meaning to cut, and 'ana' meaning apart.
2
Question
What does Gross Anatomy study?
Answer
Gross Anatomy is the study or observation of large body structures such as the heart and the bones.
3
Question
What does Microscopic Anatomy study?
Answer
Microscopic Anatomy is the study of body structures that are too small to be seen with the naked eye.
4
Question
What is Physiology?
Answer
Physiology is the study of how the body and its parts work or function.
5
Question
What is Neurophysiology?
Answer
Neurophysiology explains the workings of the nervous system.
6
Question
What does Cardiac Physiology study?
Answer
Cardiac Physiology studies the function of the heart.
7
Question
How does structure relate to function in the body?
Answer
Structure determines what functions can take place; for example, the lungs can exchange gases due to their thin walls, but they cannot pump blood like the heart.
8
Question
What are the Six Levels of Structural Organization?
Answer
1. Chemical level: Atoms combine to form molecules. 2. Cellular level: Molecules form microscopic cells. 3. Tissue level: Groups of similar cells with a common function. 4. Organ level: Structures composed of two or more tissue types. 5. Organ System level: Groups of organs working together. 6. Organism level: The whole organism, where all systems work together.
9
Question
What is the function of the Integumentary System?
Answer
The Integumentary System functions as the external covering of the body (the skin), providing protection, regulating temperature, and synthesizing vitamin D.
10
Question
What is the Skeletal System composed of?
Answer
The Skeletal System consists of bones, cartilages, ligaments, and joints.
11
Question
What is Hematopoiesis?
Answer
Hematopoiesis is the formation of blood cells, which occurs within the cavity of the skeleton.
12
Question
What is the function of the Muscular System?
Answer
The Muscular System's primary function is to contract or shorten to produce movement.
13
Question
What is the main role of the Nervous System?
Answer
The Nervous System is the body's fast-acting control system, detecting stimuli and sending impulses to and from the central nervous system.
14
Question
What does the Endocrine System do?
Answer
The Endocrine System controls body activities at a slower pace by producing hormones that target specific organs.
15
Question
What are the primary organs of the Cardiovascular System?
Answer
The primary organs of the Cardiovascular System are the heart and blood vessels.
16
Question
What is the main function of the Lymphatic System?
Answer
The Lymphatic System cleanses the blood and houses cells that provide immunity.
17
Question
What is the main function of the Respiratory System?
Answer
The main function of the Respiratory System is to keep the body well oxygenated and remove carbon dioxide.
18
Question
What does the Digestive System do?
Answer
The Digestive System breaks down food to absorb nutrients and reclaim water.
19
Question
What is the function of the Urinary System?
Answer
The Urinary System removes nitrogenous wastes from the blood and helps maintain the body's water and electrolyte balance.
20
Question
What is the primary organ of the male Reproductive System?
Answer
The primary organ of the male Reproductive System is the testes.
21
Question
What is the primary organ of the female Reproductive System?
Answer
The primary organ of the female Reproductive System is the ovaries.
22
Question
What are the 8 Necessary Life Functions to Maintain Life?
Answer
1. Maintaining Boundaries 2. Movement 3. Responsiveness 4. Digestion 5. Metabolism 6. Excretion 7. Reproduction 8. Growth.
23
Question
What is Metabolism?
Answer
Metabolism is a broad term that defines all chemical reactions occurring in the body, including anabolism and catabolism.
24
Question
What is Excretion?
Answer
Excretion involves removing wastes from the body during digestion and metabolism.
25
Question
What are Survival Needs?
Answer
Survival needs include nutrients, oxygen, water, normal body temperature, and atmospheric pressure.
26
Question
What is Homeostasis?
Answer
Homeostasis is the body's ability to maintain stable internal conditions despite external changes.
27
Question
What are the three components of Homeostatic Control Mechanisms?
Answer
1. Receptor: a sensor that monitors changes. 2. Control Center: assesses the situation and determines the response. 3. Effector: provides means for the control center's response.
28
Question
What is the Anatomical Position?
Answer
The standard anatomical position is standing erect with feet parallel, arms at the sides, and palms facing forward.
29
Question
What are Directional Terms in anatomy?
Answer
Directional terms include: Anterior (front), Posterior (back), Superior (towards the top), Inferior (below), Medial (towards midline), Lateral (away from midline), Proximal (closer to origin), Distal (farther from origin), Superficial (toward body surface), and Deep (inside body surface).
30
Question
What is Acclimatization?
Answer
Acclimatization is the process of becoming accustomed to a new climate or new conditions.