Question: What Are The 11 Systems In The Human Body?

What are the 10 systems in the human body?

A system is an organization of varying numbers and kinds of organs so arranged that together they can perform complex functions for the body.

Ten major systems include the skeletal, muscular, nervous, endocrine, cardiovascular, lymphatic, respiratory, digestive, urinary, and the reproductive system..

What organs belong to what system?

Major Organ SystemsSystemOrgans in the SystemCardiovascularHeart Blood vessels (arteries, capillaries, veins)RespiratoryNose Mouth Pharynx Larynx Trachea Bronchi LungsNervousBrain Spinal cord Nerves (both those that carry impulses to the brain and those that carry impulses from the brain to muscles and organs)8 more rows

Is human skin waterproof?

Skin is a waterproof, flexible, but tough protective covering for your body. Normally the surface is smooth, punctuated only with hair and pores for sweat. A cross-section of skin shows the major parts.

Is skin a organ?

The skin is the body’s largest organ. It covers the entire body.

How strong is human skin?

The purpose for this was to recognise the significance that location and orientation have on the mechanical properties of human skin. The mean ultimate tensile strength (UTS) was 27.2±9.3MPa, the mean strain energy was 4.9±1.5MJ/m3, the mean elastic modulus was 98.97±97MPa and the mean failure strain was 25.45±5.07%.

How many systems are in the human body?

The human body consists of eleven organ systems , each of which contains several specific organs .

What is the heaviest body part on a human?

HeadThe Head is the Heaviest Part of the Human Body – YouTube.

What is the weakest muscle in the body?

The stapedius is the smallest skeletal muscle in the human body. At just over one millimeter in length, its purpose is to stabilize the smallest bone in the body, the stapes….Stapedius muscle.StapediusInsertionNeck of stapesArteryStapedial branch of posterior auricular arteryNerveFacial nerve (nerve to stapedius)12 more rows

Is the human body a closed system?

Explanation: A system with no inputs is called a closed system. One with inputs is an open system. … (as inputs), human body is an open system.

What is the 4 types of tissue?

There are 4 basic types of tissue: connective tissue, epithelial tissue, muscle tissue, and nervous tissue. Connective tissue supports other tissues and binds them together (bone, blood, and lymph tissues). Epithelial tissue provides a covering (skin, the linings of the various passages inside the body).

What is the smallest organ?

What’s the smallest organ in the human body? You’ll find the pineal gland near the center of the brain, in a groove between the hemispheres. It’s not an organ like those in the abdominal cavity.

What are the 12 organs of the body?

They are the integumentary, skeletal, muscular, nervous, endocrine, cardiovascular, lymphatic, respiratory, digestive, urinary, and reproductive systems.

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

What are the 11 human body systems and their functions?

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 is the hardest working organ in the human body?

heartThe hardest working muscle is the heart. It pumps out 2 ounces (71 grams) of blood at every heartbeat. Daily the heart pumps at least 2,500 gallons (9,450 liters) of blood. The heart has the ability to beat over 3 billion times in a person’s life.

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.