Body systems
What do red and white blood cells do for your body?
Red blood cells carry oxygen throughout your body.
White blood cells protect you from infection and fight diseases.
What is the human bodys biggest organ and what does it do?
The skin is the body's biggest organ, and it protects your organs from infection and helps control body temperature.
How does your body maintain homeostasis?
It keeps your body temperature, blood sugar, and water balance in a steady state.
What type of tissues conects bones to bones?
Ligaments.
Where are the 3 places you can measure your heartbeat?
Your wrist, inside your elbow, and your neck.
What organs are in the central nervous system?
The brain, spinal cord, and nerves.
What does the small and large intestine do?
The small intestine absorbs digested food.
The large intestine absorbs water and electrolytes.
Which cells in the blood do NOT have a nucleus?
Red blood cells (erythrocytes) and platelets.
What is the smallest unit of an organism?
The cell.
What is the function of the diaphram?
Take air in (breathing).
What happens if a muscle is injured?
Pain, bruising, Limited range of movement, cramps, and swelling.
What gland produces insulin?
Pancreas.
What is the name of fluid that souronds cells?
Extracellular fluid.
What are the 6 levels of organization of the human body?
Molecules, cells, organs, organ systems, and organisms.
What is the name of the tissue in the back of the throat that some people get removed?
Tonsils.
What are the main functions of the endocrine system?
To release hormones and regulate your body's functions.
Which organ filters all of the blood in the body and breaks down poisonous substances?
The Liver.
Where is the spinal canal located?
The base of the skull to the tip of the tailbone.
What are the basic building blocks for human life?
DNA, RNA, proteins, lipids, and glycans.
Where is your "funny" bone located?
The elbow.
How does the circulatory system transport blood, oxygen, and nutrients throughout the body?
Using arteries, veins, and capillaries to transport blood.
What is the main function of the lungs?
Bring in oxygen and remove carbon dioxide.
What is the function of insulin?
To regulate blood sugar levels by glucose into cells for energy.
What supports and protects the body while giving it shape and form?
Skeletal system.
How many bones are there in an adult human body?
206 bones.