human body
what is a cell?
the basic unit of structure
Define homeostasis
the body’s ability to keep its internal environment stable even when the outside environment changes.
What is the function of the endocrine system?
maintains homeostasis and regulates processes.
What are the four parts of blood?
red blood cells, white blood cells, platelets, and plasma.
Describe some similarities sexual and asexual reproductions have.
1. They both produce offspring
2. asexual has no unique features
3. Sexual offspring has a better chance to survive and get used to the environment.
What is a tissue?
a group of SIMILAR cells that perform a specific function.
What is the basic unit of the nervous system?
neurons!
What are the chemicals called in the endocrine system?
horomones.
What is the function for blood?
circulate throughout the body, delivering essential components and remove waste.
What are the differences between autotrophs and heterotrophs?
autotrophs- produce their own food
heterotrophs- rely on other organisms
What is a organ?
an organ is composed of different kinds of tissue that perform a specific function
What are the main parts of the nervous system?
central nervous system, and peripheral nervous system.
What is the function of the skeletal system?
providing structure to the body
What is the function of kidneys?
filter blood, remove waste, and regulate the balance of electrolytes and fluids.
What is the order on the energy pyramid? Starting with producers.
producers, primary consumers, secondary consumers, tertiary consumers.
What is a organ system?
a group of organs that work together to perform a major function
What is the function of the nervous system?
it communicates signals to the brain, enabling it to react to stimuli, regulate bodily functions, and process information.
What role does the marrow play in the bones?
producing blood cells and serving as a storage site for Fat and stem cells.
1. What is the primary function of the stomach?
2. where does most of the absorption take place in the digestive system?
1. To temporarily store food, partially digest.
2. The small intestines.
What is the main function of the urinary system?
filter blood, remove waste, maintain bodily fluids.
What makes up a organism
smaller components.
What is the difference between sensory and inter and motor neurons??
sensory transmits information from the body- to brain and to spinal cord. While, motor and inter neurons Transmits information to brain-spinal cord and muscle.
What are the three types of muscle tissue and where are they found?
Skeletal- attached to the bones (voluntary movements) Smooth- walls of the organ and blood vessels (involuntary) Cardiac- the heart and facilities, (it contracts)
what are the functions of the circulatory and respiratory systems and how do they work together?
Circulatory- distributes oxygen to blood stream while picking up carbon dioxide.
respiratory- brings oxygen in
together- reliever oxygen to the body and remove carbon dioxide.
How does the integumentary system help protect us?
it acts as a physical barrier, regulating body temperature, and help prevent dehydration.