1.1: Overview of Physiology and Major Systems of the Body Flashcards
Anatomy focuses on the ___1___ and how it is ___2___, and physiology looks at how the body ___3___.
- structure of the body
- designed
- functions
The physiology of the body depends on the ______.
Anatomy of the body
The physiology of how the organs function depends on ______.
The structure of the bones
_____ are hard structures made of mineral deposits that protect the organs from damage.
Bones
Bones are…….
……..hard structures made of mineral deposits that protect the organs from damage.
Studying the human body at the ______ is to look at atoms, which are the smallest building blocks of matter.
Chemical Level
Studying the human body at the chemical level is to…..
…..look at atoms, which are the smallest building blocks of matter.
_____combine to form molecules
Atoms
Atoms combine to form _____
Molecules
______ combine to form macromolecules (such as proteins and nucleic acids).
Molecules
Molecules combine to form ______
Macromolecules
Macromolecules combine to form…..
……..organelles (working structures) inside of each human cell.
______combine to form organelles (working structures) inside of each human cell.
Macromolecules
Cells are the ___1___ units of living organisms and comprise the ___2___ of structural organization.
- Smallest
- Cellular Level
There are many different types of cells in the body that perform various functions; together, they form the ______ Level.
Tissues Level
______ are groups of cells that perform a common function.
Tissues
Tissues are groups of cells that……
……..perform a common function.
What are the four basic tissue types in the human body?
- Epithelium
- Muscle
- Connective
- Nervous
Epithelial tissue covers the ___1___ and lines the ___2___ of the body.
- Body Surface
- Cavaties
Which one of the four basic Tissue Types found in humans Covers the Body Surface and Lines the Cavities of the Body?
Epithelial Tissue
The cells that make up epithelial tissue are specialized for tasks such as ___1___ and ___2___.
- Secretion
- Absorption
Which one of the four basic Tissue Types found in humans specializes in Secretion and Absorption?
Epithelial Tissue
The structure of epithelial tissue contains closely packed ___1___ with very little ___2___.
- Cells
- Matrix (layer outside the cells).
True or False: Epithelial tissue can be found as one layer or in many layers.
True
True or False: Epithelial tissue can only be found as one layer.
False
Cells in Epithelial Tissues are under constant cell division to replace……
……dead cells that shed away.
Which tissue type is under constant cell division to replace dead cells that shed away?
Epithelial Tissue
What is displayed in the image?
Epithelial tissue lining the cavities inside the body shown in pink
______ Tissue enables us to move.
Muscle Tissue
Muscle tissue enables us to ______
Move
The cells that make up muscle tissue are specialized for ______.
Muscle Contraction
Connective tissue offers……
……support and protection of body organs and includes bones, tendons, blood, and ligaments.
______ Tissue offers support and protection of body organs and includes bones, tendons, blood, and ligaments.
Connective Tissue
Connective tissue cells are specialized to……
……bind tissues together and play a supportive role.
Which Tissue type has cells that are specialized to bind tissues together and play a supportive role?
Connective Tissue
Nervous tissue is responsible for……
……the communication between the cells of the body by forming a system of electrical impulses that communicate very rapidly. Nerves are like the “wiring” of the body.
______ Tissue is responsible for the communication between the cells of the body by forming a system of electrical impulses that communicate very rapidly.
Nervous Tisuue
Nervous Tissue is responsible for the ___1___ between the cells of the body by forming a system of ___2___ that communicate very rapidly.
- Communication
- Electrical Impulses
Together the tissues make up the ______ level of the body
Organ Structure
What are the 11 Organ Systems?
- Cardiovascular system
- integumentary system
- skeletal system
- muscular system
- nervous system
- endocrine system
- lymphatic system
- respiratory system
- digestive system
- urinary system
- reproductive system.
How many Organ Systems are there?
11
Skin is made up of layers. The layers are ___1___, ___2___, and the ___3___.
- epidermis (outer layer)
- dermis (middle layer)
- hypodermis (inner, also called subcutaneous tissue layer)
The outer layer of skin is called the ____.
Epidermis
The middle layer of skin is called the _____.
Dermis
The inner layer of skin is called the ___1___, but may also be referred to as ___2___
- Hypodermis
- Subcutaneous Tissue Layer
The Epidermis is located in which layer of skin?
Outer Layer
The Dermis is located in which layer of skin?
Middle Layer
The Hypodermis (a.k.a. Subcutaneous Tissue Layer) is located in which layer of skin?
Inner Layer
The hypodermis is a layer made mostly of…….
……fat that helps anchor the dermis to a layer of fat cells.
The ______ is a layer made mostly of fat that helps anchor the dermis to a layer of fat cells.
Hypodermis
The hypodermis is a layer made mostly of ___1___ that helps ___2___ the ___3___ to a layer of ___4___.
- Fat
- Anchor
- Dermis
- Fat Cells
______ help to insulate and regulate body temperature.
Adipocytes (fat cells)
Adipocytes (fat cells) help to……
……insulate and regulate body temperature.
Adipocytes (fat cells) help to ___1___ and ___2___ body temperature.
- Insulate
- Regulate
Skin forms the ___1___ covering and protects the ___2___ from injury.
- external body
- deeper tissues
The integumentary system produces ___1___ and contains the ___2___ receptors and ___2___ receptors used in our protection.
- Vitamin D
- Pain & Pressure
True or False: The Integumentary Systems Produces Vitamin D
True
True or False: Our skin plays an important role in protecting our internal organs from extreme temperature changes.
True
True or False: Sweat glands and oil glands can also be found in the skin.
True
If the integumentary system is damaged and microbes or chemicals make their way into the body, the ______ system is responsible for mounting the attack to defend our internal environment.
Lymphatic System
- Epidermis
- Dermis
- Hypodermis
- Sensory Nerves
- Hair Shaft
- Hair Root
- Sweat Gland
______ System Serves as the framework for the muscular system and supports the body organs.
Skeletal System
Skeletal System serves as the framework for the ___1___ system and supports the ___2___.
- Muscular System
- Body Organs
The ______ system also provides protection for internal organs and houses blood cells as well as stores minerals.
Skeletal System
The Skeletal system also provides protection for ___1___ and houses ___2___ as well as stores ___3___.
- Internal Organs
- Blood Cells
- Minerals
The ______ system provides the framework for which the muscles attach.
Skeletal System
The skeletal system provides the framework for which the ______ attach.
Muscles
______ System Allows for movement of the body.
Muscular Sytem
Muscular System allows for ______ of the body.
Movement
Muscles attach to ___1___ to bring movement to the ___2___ system.
- Bones
- Skeletal System
What are the three types of muscle fibers?
- Cardiac
- Skeletal
- Smooth
- Cardiac Muscle Cell
- Skeletal Muscle
- Smooth Muscle Cell
- Muscle Fiber
- Striations
- Nucleus
- Intercalated Disk
- Nucleus
- Muscle Fiber (cell)
- Striations
- Muscle Fiber
- Nucleus
Which muscle fibers are involuntary?
Smooth & Cardiac
______ System provides internal communication among the cells of the body.
Nervous Sytem
Nervous System provides……
……internal communication among the cells of the body.
Our ______ uses electrical impulses to communicate within the body and enable the body to respond to the internal and external environments.
Nervous System
Our nervous system uses ___1___ to communicate within the body and enable the body to ___2___ to the ___3___ and ___3___ environments.
- Electrical Impulses
- Respond
- Internal & External
What are the key components of the nervous system?
- Brain
- Nerves
- Spinal Cord
______ System breaks down food into small molecules. Those molecules enter the bloodstream through the small intestine and supply the body with nutrients.
Digestive System
The Digestive System……
……breaks down food into small molecules. Those molecules enter the bloodstream through the small intestine and supply the body with nutrients.
- Serosa
- Mucosa
- Submucosa
- Muscularis
- Esophagus
- Stomach
- Appendix
- Small Intestine
- Large Intestine
- Rectum
- Anus
Where does the digestive start?
The Mouth
True or False: The Digestive system starts in the mouth.
True
True or False: The Digestive system starts in the stomach.
False
The Digestive System is specialized in ______.
Absorbing Nutrients
______ is made up of glands that make hormones, which regulate the reproductive system and the metabolism of the body.
Endocrine System
Endocrine System is made up of……
……glands that make hormones, which regulate the reproductive system and the metabolism of the body.
Endocrine System is made up of ___1___ that make ___2___, which regulate the ___3___ system and the ___4___ of the body.
- Glands
- Hormones
- Reproductive System
- Metabolism
- Thyroid Glands
- Adrenal Glands
______ is all the chemical reactions that take place in the body that enable us to function.
Metabolism
Metabolism is all the ______ that take place in the body that enable us to function.
Chemical Reactions
______ is the breakdown of substances into their simpler building blocks.
Catabolism
______ is the synthesizing of more complex structures from simpler ones.
Anabolism
______ is a very energy-rich molecule that powers cellular activities, allowing cells to have the energy needed to carry out their functions.
ATP
ATP is a very ___1___ molecule that powers ___2___, allowing cells to have the energy needed to carry out their functions.
- Energy rich
- Cellular Activities
What are the 3 steps in creating ATP?
- The body breaks down a glucose molecule (with six carbon atoms) into 2 pyruvic acid molecules, creating two ATP molecules.
- In the citric acid cycle the body breaks down the pyruvic acid molecules to create 2 more ATP molecules and release electrons.
- In the electron transport chain the body uses electrons to produce most of its ATP.
What is the FIRST step in the creation of ATP?
GLYCOLYSIS: The body breaks down a glucose molecule (with six carbon atoms) into 2 pyruvic acid molecules, creating two ATP molecules.
What is the SECOND step in the creation of ATP?
CITRIC ACID CYCLE: In the citric acid cycle the body breaks down the pyruvic acid molecules to create 2 more ATP molecules and release electrons.
What is the THIRD step in the creation of ATP?
ELECTRON TRANSPORT CHAIN (ETC): In the electron transport chain the body uses electrons to produce most of its ATP.
How much ATP is created from one Glucose molecule?
In total, this process can create up to 38 ATP from one glucose molecule to fuel cellular processes.
- Glycolysis
- C6 —> 2P + 2 ATP
- Citric Acid Cycle
- P —> 2 ATP
- Electron Transport Chain
- +36-38 ATP
______ is made up of blood vessels that move blood, oxygen, and nutrients throughout the body.
Cardiovascular System
Cardiovascular System is made up of ___1___ that move ___2___, ___3___, and ___4___ throughout the body.
- Blood Vessels
- Blood
- Oxygen
- Nutrients
______ System is responsible for immunity and fighting off disease.
Lymphatic System
The Lymphatic System is responsible for ___1___ and ___2___.
- Immunity
- Fighting off Diesease
The lymphatic system is also a part of the ______ system.
Circulatory System
The ______ system has a complex network of vessels and nodes that allow for the excess fluid to drain back to the heart.
Lymphatic System
The Lymphatic System has a complex network of ___1___ and ___2___ that allow for the excess ___3___ to drain back to the ___4___.
- Vessels
- Nodes
- Fluid
- Heart
- Thymus
- Spleen
- Lymph Nodes
- Lymph Vessel
______ System is involved in the excretion of the waste CO2, which is a byproduct of metabolism.
Respiratory System
Respiratory System is involved in the excretion of the ___1___, which is a byproduct of ___2___.
- Waste CO2
- Metabolism
The ______ also keeps the blood supplied with oxygen.
Respiratory System
The respiratory system also keeps the blood supplied with ______.
Oxygen
- Trachea
- Bronchial Tree (internal view of right lung)
- Cartilagenous rings of Trachea
- Left Lung
______Systems is responsible for creating new life.
Reproductive System
Reproductive Systems is responsible for ______
Creating new Life
The ______ system involves cellular reproduction in which the original cell divides, producing two identical daughter cells that are often used for body growth or repair.
Reproductive System
The reproductive system involves ___1___ in which the original cell divides, producing two identical ___2___ that are often used for body ___3___ or ___4___.
- Cellular Reproduction
- Daughter Cells
- Growth
- Repair
In human reproduction, a ___1___ cell unites with an ___2___ and ___3___ it to form a baby within the mother’s ___4___.
- Male Sperm
- Oocyte (egg)
- Fertilizes
- Uterus
The ______ system is controlled by hormones from the endocrine system
Reproductive System
The reproductive system is controlled by ___1___ from the ___2___ system
- Hormones
- Endocrine System
Male and Female sex cells, sperm and oocyte, come together to form a new cell called a ______.
Zygote
A Zygote is formed when……
……male and female sex cells, sperm and oocyte, come together.
A ______ cell carries the entire genetic code necessary to form a baby.
Zygote
______ System is involved in excretion of waste from the body.
Urinary System
The ______ system also intricately regulates the water and electrolyte balance in the blood.
Urinary System
The urinary system also intricately regulates the ___1___ and ___2___ balance in the blood.
- Water
- Electrolytes
The ___1___ system, ___2___ system, and ___3___ system help to move nutrients and waste through the body.
- Cardiovascular System
- Digestive System
- Urinary System
The cardiovascular system, digestive system, and urinary system help to move ___1___ and ___2___ through the body.
- Nutrients
- Waste
The actual ability to remove waste from the body is known as ___1___ and is carried out by the ___2___, ___3___, and ___4___ systems.
- Excretion
- Digestive System
- Urinary System
- Respiratory System
The actual ability to remove waste from the body is known as ______.
Excretion
______ process blood plasma to form urine for excretion.
Nephrons
Nephrons process ___1___ to form ___2___ for excretion.
- Blood Plasma
- Urine
What does ATP stand for?
Adenosine Triphosphate