Question: What Are Examples Of Organ Systems?

What’s the strongest muscle in your body?

masseterThe strongest muscle based on its weight is the masseter.

With all muscles of the jaw working together it can close the teeth with a force as great as 55 pounds (25 kilograms) on the incisors or 200 pounds (90.7 kilograms) on the molars..

What are the 3 most important body systems?

The main systems of the human body are:Circulatory system / Cardiovascular system: … Digestive system and Excretory system: … Endocrine system: … Integumentary system / Exocrine system: … Immune system and lymphatic system: … Muscular system: … Nervous system: … Renal system and Urinary system.More items…

What are the 5 major systems in the human body?

These five systems are: circulatory, respiratory, skeleton, digestive, and nervous.The circulatory system is needed for the flow of blood, oxygen, and nutrients throughout the entire body:The respiratory system breathes life into the body;More items…•

What are the 11 organs systems?

The 11 organ systems include the integumentary system, skeletal system, muscular system, lymphatic system, respiratory system, digestive system, nervous system, endocrine system, cardiovascular system, urinary system, and reproductive systems.

What are the 5 organ systems?

Some of the main systems of the body are digestive, circulatory, nervous, respiratory and muscular. Understanding these systems helps people know how the body functions and why the health of each of them is important for overall quality of life.

What are the 7 Major organs of the human body?

Some of the easily recognisable internal organs and their associated functions are:The brain. The brain is the control centre of the nervous system and is located within the skull. … The lungs. … The liver. … The bladder. … The kidneys. … The heart. … The stomach. … The intestines.

What is the most difficult class in nursing school?

Hardest Nursing School ClassesPathophysiology. In this course, students learn how different anatomical systems work and how diseases or injuries affect these systems. … Pharmacology. … Medical Surgical 1 (also known as Adult Health 1) … Evidence-Based Practice.

What are 4 examples of organs?

Here are all of the organ systems with some examples of organs found in each system:Integumentary (skin, hair, nails)Skeletal (bones)Muscular (smooth, cardiac, and skeletal muscles)Circulatory (heart, arteries, veins)Respiratory (lungs, diaphragm, larynx)Digestive (stomach, intestines, liver)More items…•

What is the hardest body system to learn?

Outside of the nervous system, the muscular system (13.1%) was reported most often as the most difficult organ system to learn.

What are the 12 organs of the body?

They are the integumentary, skeletal, muscular, nervous, endocrine, cardiovascular, lymphatic, respiratory, digestive, urinary, and reproductive systems. Only the reproductive system varies significantly between males and females.

What is the smallest organ in the body?

The smallest organ in the body is pineal gland. It is situated central in the brain, between the hemispheres in a groove. Size is about 8mm in humans.

What is the most important organ?

The brainThe brain is arguably the most important organ in the human body. It controls and coordinates actions and reactions, allows us to think and feel, and enables us to have memories and feelings—all the things that make us human.

What is the hardest chapter in anatomy?

neuroanatomyI found embryonic anatomy to be the most difficult section. Our anatomy professor loved to show film clips of sliced embryonic pigs, etc. It was hard to keep track of all the structures that formed and then involuted or changed into other structures. As far as adult anatomy went, neuroanatomy was the hardest.

What are the 10 organ systems?

Ten major systems include the skeletal, muscular, nervous, endocrine, cardiovascular, lymphatic, respiratory, digestive, urinary, and the reproductive system. Body functions are the physiological or psychological functions of body systems.

What is the largest organ in the body?

Skin is the human body’s largest organ. Body organs aren’t all internal like the brain or the heart. There’s one we wear on the outside. Skin is our largest organ—adults carry some 8 pounds (3.6 kilograms) and 22 square feet (2 square meters) of it.

What are the 78 organs in the human body?

Among these 78 organs, five organs are considered as vital for survival. These include the heart, brain, kidneys, liver and lungs….Types of Organs in a Human Body.Adrenal GlandsBladderHeartKidneysPancreasPharynxThymus GlandTongueTestesSeminal vesicles13 more columns

Which part of the human body is like a closed first?

Explanation : Heart is likely to the size of one closed first .

What is the easiest body system to learn?

The system with the fewest parts to learn is most likely the Urinary system.